Seattle Weather In July: A Complete Guide

July in Seattle offers some of the most delightful weather of the year, characterized by sunshine, warmth, and minimal rainfall. This comprehensive guide will delve into the typical conditions you can expect, including average temperatures, precipitation levels, and other crucial information to help you plan your visit or navigate the Emerald City during this popular month. From outdoor activities to packing essentials, you'll find everything you need to know about Seattle weather in July.

Understanding Seattle's July Climate

Seattle's weather in July is generally considered the peak of summer, with long daylight hours and comfortable temperatures that make it ideal for outdoor adventures. The city's unique geographical location, nestled between Puget Sound and the Cascade Mountains, significantly influences its climate, creating a microclimate that often differs from surrounding areas. This results in a milder summer than what many other parts of the country experience, and July is often the driest month of the year.

Average Temperatures: The average high temperature in Seattle during July hovers around 75°F (24°C), while the average low is about 57°F (14°C). However, it is important to note that these are just averages, and temperatures can fluctuate. Some days may see highs in the 80s (°F), while others might be cooler, especially in the evenings or near the water. These temperatures are generally pleasant for most outdoor activities, from hiking and biking to simply enjoying a stroll around the city.

Precipitation: July is typically Seattle's driest month, with very little rainfall. You can usually expect only a few days of light showers, if any. This low precipitation level contributes significantly to the enjoyment of outdoor activities, allowing residents and visitors alike to make the most of the summer sunshine. The relative humidity is also relatively low, contributing to comfortable conditions.

Sunshine: July boasts the longest daylight hours of the year, with the sun setting well after 9 PM. This extended sunshine provides ample opportunity for exploration and enjoyment of the city's many attractions, parks, and outdoor spaces. The abundance of sunshine is a welcome change for those accustomed to Seattle's often-overcast skies, and it contributes to the city's vibrant atmosphere.

Wind: Generally, wind conditions in July are mild. Seattle is not known for extreme winds, and the winds are usually gentle breezes that add to the comfort of the weather.

Seasonal Patterns: To understand Seattle weather in July better, it is crucial to appreciate the seasonal patterns. The transition from spring to summer is gradual, with temperatures warming up steadily throughout June and peaking in July and August. This pattern is different than in many other parts of the country. The city experiences four distinct seasons, but summer is often the most celebrated, with residents eager to embrace the sunshine after the rainy season. The warm, dry weather often extends into September, making for an extended period of pleasant conditions.

The Impact of the Pacific Ocean

The Pacific Ocean plays a huge role in moderating Seattle's climate. The ocean’s influence is substantial, preventing extreme temperature fluctuations. During the summer, the ocean remains relatively cool, which helps to keep temperatures from soaring to excessively high levels. The proximity of the Puget Sound also moderates temperatures, providing a cooling effect and contributing to the mild, pleasant climate that characterizes the summer months.

The marine influence also means that the humidity levels are generally moderate. The water bodies provide some moisture to the atmosphere, but the low rainfall in July means that the air remains relatively dry. This combination of moderate temperatures and low humidity makes the weather very comfortable. This makes the weather a comfortable experience for both residents and visitors. It allows for enjoyable outdoor activities without the oppressive heat that can be experienced in other regions.

The ocean’s impact is further visible in the fog and cloud patterns. Although July is usually dry, marine layer clouds can sometimes roll in from the ocean, particularly in the mornings. These clouds typically burn off as the day progresses, giving way to sunshine in the afternoon. However, this can also result in the occasional overcast morning, but generally, the afternoons are clear and bright.

National Weather Service - Seattle provides detailed and updated weather forecasts for the Seattle area, including information about temperature, precipitation, wind, and other weather conditions.

Planning Activities in July

The pleasant weather in Seattle during July makes it a perfect time to explore the city’s many outdoor attractions and participate in a variety of activities. Whether you are a local resident or a visitor, the month offers countless opportunities to enjoy the sunshine and embrace the summer season. From enjoying parks and gardens to exploring local events, Seattle in July caters to diverse interests and preferences. Production Assistant Jobs: Los Angeles Career Guide

Outdoor Activities: The warm and dry weather of July sets the stage for a wide range of outdoor activities. Popular options include hiking in nearby mountains like the Cascades, exploring parks like Discovery Park and Gas Works Park, and enjoying water activities on Puget Sound, such as kayaking and paddleboarding. The long daylight hours provide ample time for exploration and enjoyment of these activities.

  • Hiking and Nature Walks: The Cascade and Olympic Mountains are easily accessible from Seattle, making hiking a popular choice. Trails range from easy walks to challenging climbs, catering to all fitness levels. Many trails offer stunning views of the mountains, forests, and the Puget Sound. Consider hiking in areas like Snoqualmie Pass, Mount Si, or Rattlesnake Ledge. Be sure to check trail conditions and weather forecasts before heading out.
  • Parks and Gardens: Seattle boasts numerous beautiful parks and gardens that are best enjoyed during the summer. Discovery Park offers stunning views of Puget Sound, hiking trails, and beaches. Gas Works Park, a unique park built on the site of a former gas plant, provides spectacular views of the Seattle skyline. The Seattle Japanese Garden is another peaceful retreat perfect for a relaxing afternoon.
  • Water Activities: July is an excellent time for water activities. Kayaking and paddleboarding on Lake Union or Puget Sound are popular choices. Boating and sailing are also enjoyable, with several marinas offering rentals and tours. Beaches like Alki Beach are ideal for swimming, sunbathing, and beachcombing, as well as watching the sunset over the water.

Events and Festivals: July is packed with events and festivals that celebrate music, art, food, and culture. Check local event listings to discover what's happening during your visit. This is an excellent opportunity to experience Seattle's vibrant cultural scene and mingle with residents and tourists.

  • Summer Concerts: Seattle hosts numerous outdoor concerts and music festivals throughout July. These events provide a great way to experience live music in a lively atmosphere. Check local listings for specific dates, times, and venues.
  • Farmers Markets: Visit one of Seattle’s many farmers markets to enjoy fresh produce, local crafts, and delicious food. The markets are a great place to experience the local culture and support local farmers and artisans. The markets are also a great place to spend the afternoon.
  • Festivals: Seattle hosts several festivals in July, celebrating various aspects of art, culture, and cuisine. These festivals provide a chance to experience the diverse cultural offerings of the city.

Packing Essentials: To make the most of Seattle weather in July, it’s crucial to pack the right gear. The weather is generally warm and dry, but it is always a good idea to be prepared for possible fluctuations and sudden changes.

  • Clothing: Pack lightweight, breathable clothing, such as t-shirts, shorts, and sundresses. It is also advisable to bring a light jacket or sweater for cooler evenings. Layers are a great option. Comfortable walking shoes are essential for exploring the city and its parks.
  • Accessories: Sunglasses, sunscreen, and a hat are essential to protect yourself from the sun. Consider bringing a reusable water bottle to stay hydrated during your outdoor activities. A small backpack can be useful for carrying essentials like water, snacks, and sunscreen.
  • Optional Items: If you plan on participating in water activities, bring swimwear, a towel, and water-resistant footwear. Insect repellent might be useful, especially if you plan on spending time in wooded areas or near water. A light umbrella or a waterproof jacket can be a good addition, too, in case of unexpected showers.

Visit Seattle offers detailed information about events, attractions, and other activities to do in Seattle.

Comparing July Weather with Other Months

Understanding how July weather compares to other months can help you plan your visit and determine the best time to experience the city. Seattle experiences distinct seasonal variations, with each month offering a unique set of weather conditions. This information will help you know the Seattle weather in July.

June: June is a transitional month, with temperatures gradually warming up from spring. The days are long, but the weather can be somewhat unpredictable, with a chance of showers. The average temperature is cooler than in July, making it a good time for those who prefer milder conditions and fewer crowds. The rainfall averages higher than in July. Although it might feel a bit wetter and cooler, June in Seattle still offers enjoyable weather.

August: August generally has weather similar to July. It is often just as warm and dry, continuing the streak of pleasant summer conditions. Temperatures may be slightly higher, and the daylight hours are still long. It is an excellent time to experience Seattle. However, it is important to note that late August can see some early indications of the change to fall, with shorter days and a slight increase in precipitation as the month progresses.

September: September marks the transition into autumn, with temperatures beginning to cool down and the chance of rain increasing. Although the early part of September might still offer some pleasant weather, the latter part of the month typically experiences more rainfall and cooler temperatures. Days are noticeably shorter, but the city’s natural beauty remains a treat.

October: October is generally cooler and wetter, with a significant increase in rainfall. The days are shorter, and the temperatures are noticeably cooler than in the summer months. You can expect more overcast days, marking a definitive shift from the dry summer to the wetter months. October is a good time to enjoy the fall colors in Seattle.

In comparison to other months, July stands out as the most consistently dry and sunny, making it an ideal time to visit or live in Seattle for those who appreciate warm, comfortable weather. The long daylight hours and minimal precipitation create the perfect environment for enjoying the city’s outdoor activities and events. The comparison highlights the importance of planning your visit, based on the weather conditions you prefer and the experiences you are seeking.

Preparing for Seattle's July Weather

Preparing effectively for Seattle’s July weather ensures that you can make the most of your visit or make the most of your time in the city. Seattle’s pleasant summer climate requires some specific considerations. From selecting appropriate clothing to making necessary arrangements for outdoor activities, effective preparation will improve your experience. This preparation will enable you to enjoy the sunshine and take part in the city's many attractions and activities.

Clothing and Gear: Choosing the right clothing and gear is essential for comfortably enjoying Seattle in July. Since July is generally warm and dry, you can pack light clothing. However, it is always a good idea to bring layers, as the temperature can fluctuate. The evenings can be cooler, so a light jacket or sweater will come in handy. Comfortable walking shoes are essential for exploring the city. Accessories such as sunglasses, sunscreen, and a hat are important to protect yourself from the sun. Pack a water bottle to stay hydrated.

Outdoor Activity Precautions: When planning outdoor activities, it's crucial to take certain precautions to ensure safety and enjoyment. The sunshine in July provides wonderful opportunities for hiking, biking, and water activities, but you should consider several factors. Always check the weather forecast before you head out. If you plan to hike, inform someone of your plans and hiking route. Protect yourself from the sun by using sunscreen, wearing a hat, and seeking shade when possible. Drink enough water to stay hydrated, particularly when engaging in strenuous activities. Be aware of your surroundings and be mindful of the environment.

Transportation and Accommodation: Consider your transportation and accommodation options to enhance your experience in Seattle during July. Public transportation, like buses and light rail, can be convenient for getting around the city. Seattle is a walkable city, so you can explore many neighborhoods on foot. For accommodations, consider options that offer easy access to the city's attractions and parks. If you plan to visit popular attractions, booking accommodations and activities in advance is advisable. This can help you avoid disappointment, especially during the peak season. Consider the location when choosing your accommodations.

The Official Tourism Site of Seattle provides valuable resources for planning your visit, including details on attractions, events, and accommodation options.

Frequently Asked Questions About Seattle Weather in July

What is the average temperature in Seattle during July?

The average high temperature in Seattle in July is around 75°F (24°C), and the average low is about 57°F (14°C). However, it is important to note that the temperature can fluctuate. Powerball Jackpot Surges: Latest Numbers Revealed

Does it rain a lot in Seattle in July?

No, July is typically Seattle's driest month, with very little rainfall. You can usually expect only a few days of light showers, if any.

What kind of clothes should I pack for a trip to Seattle in July?

Pack lightweight, breathable clothing such as t-shirts, shorts, and sundresses. It's also advisable to bring a light jacket or sweater for the cooler evenings. Comfortable walking shoes are essential. Cardinals Vs. Chargers Stats: Key Insights & Analysis

Are there any outdoor activities I can enjoy in Seattle in July?

Yes, July is an excellent time for outdoor activities like hiking, exploring parks, and enjoying water activities on Puget Sound. There are also many events and festivals happening during this month.

How many hours of daylight can I expect in Seattle in July?

Seattle experiences long daylight hours in July, with the sun setting well after 9 PM. This provides ample time for outdoor exploration.

Is it humid in Seattle in July?

The relative humidity is generally moderate in July, and it’s usually comfortable. The low rainfall and marine influence contribute to the moderate humidity levels.

What are some popular events or festivals in Seattle during July?

Seattle hosts numerous events and festivals in July, including outdoor concerts, music festivals, and farmers markets. Check local event listings for specific events.

What should I do if I get caught in a sudden shower while in Seattle in July?

Carry a light umbrella or waterproof jacket. Seek shelter in a nearby building or cafe. Many establishments have indoor spaces for visitors to wait out the showers.

Photo of Robert M. Wachter

Robert M. Wachter

Professor, Medicine Chair, Department of Medicine ·

Robert M. Bob Wachter is an academic physician and author. He is on the faculty of University of California, San Francisco, where he is chairman of the Department of Medicine, the Lynne and Marc Benioff Endowed Chair in Hospital Medicine, and the Holly Smith Distinguished Professor in Science and Medicine