Seattle In June: Weather, What To Pack, And Things To Do

June in Seattle marks the transition from spring to summer, bringing warmer temperatures, less rain, and plenty of sunshine. The Emerald City sheds its reputation for constant drizzle, offering residents and visitors a chance to enjoy the outdoors. Expect average highs in the low 70s, significantly less rainfall than previous months, and long, pleasant days ideal for exploring the Pacific Northwest.

Temperature and Sunshine in Seattle During June

Seattle weather in June undergoes a delightful transformation, characterized by rising temperatures and abundant sunshine. The average high temperature typically hovers in the low 70s Fahrenheit (around 21-23 degrees Celsius), a welcome change from the cooler, damper months of spring. While daytime temperatures are generally mild and comfortable, evenings can still be relatively cool, often dropping into the low to mid 50s Fahrenheit (10-13 degrees Celsius). Therefore, layering is key when planning your daily attire. A light jacket or sweater will prove invaluable for those cooler evenings or when venturing out near the Puget Sound, where a refreshing breeze is common.

Sunshine hours dramatically increase in June, with Seattle enjoying an average of 8-9 hours of sunshine per day. This surge in daylight provides ample opportunity to explore the city's many outdoor attractions, from its stunning parks and gardens to its bustling waterfront. The extended daylight hours also contribute to a palpable sense of energy and vibrancy throughout the city, as locals and tourists alike embrace the opportunity to soak up the sun and enjoy the beautiful surroundings.

Seattle's transition to sunnier weather in June is often attributed to the weakening of the marine layer, a persistent cloud cover that frequently blankets the city during the spring months. As the weather patterns shift, the marine layer becomes less dominant, allowing for more sunshine to break through. However, it's important to remember that Seattle weather can be unpredictable, and occasional cloudy days are still possible even in June. Despite the increased sunshine, it’s always a good idea to check the daily forecast and be prepared for potential shifts in the weather. Seattleites are known for their adaptability, and being ready for anything is part of the local culture. Overall, the temperature and sunshine during June in Seattle create an inviting and pleasant atmosphere, making it an ideal time to visit and experience the city's unique charm.

Historical High and Low Temperatures

To provide a clearer picture, reviewing the historical high and low temperatures for Seattle in June can be insightful. The record high temperature for June in Seattle reached a scorching 96 degrees Fahrenheit (36 degrees Celsius), a rare occurrence that underscores the potential for occasional heat waves. Conversely, the record low temperature dipped to a chilly 42 degrees Fahrenheit (5.5 degrees Celsius), highlighting the possibility of cooler-than-average days, especially early in the month. However, these are extreme values. Typically, you can expect the daily high temperatures to range from the mid-60s to the low 70s Fahrenheit (18-23 degrees Celsius), while the lows usually hover in the low to mid-50s Fahrenheit (10-13 degrees Celsius). What To Wear To A Basketball Game: Outfit Guide

Understanding these historical temperature ranges can help you pack appropriately and prepare for a variety of weather conditions. While the overall trend in June is towards warmer temperatures, it's wise to bring layers to accommodate potential fluctuations. A light jacket, a sweater, and perhaps even a scarf can be valuable additions to your wardrobe, ensuring you're comfortable regardless of the daily temperature variations. Checking historical data provides a broader perspective, allowing you to anticipate potential weather patterns and make informed decisions about your activities and attire during your visit to Seattle in June.

Rainfall and Precipitation in Seattle During June

While Seattle is famous for its rainfall, June marks a significant decrease in precipitation compared to the preceding months. Average rainfall in June typically hovers around 1.5 to 2 inches (38 to 50 mm), a considerable drop from the wetter months of fall and winter. This reduction in rainfall translates to more sunny days and drier conditions, making it a popular time for outdoor activities and exploration.

The probability of rain on any given day in June is relatively low, usually around 20-30%. Even when rain does occur, it's often in the form of light showers that pass quickly, rather than the prolonged, heavy downpours that characterize other times of the year. This makes it easier to plan outdoor excursions without the constant worry of getting caught in a deluge. However, it's always a good idea to carry a light rain jacket or umbrella, just in case. Seattle weather can be unpredictable, and a sudden shower can occur even on a seemingly sunny day. Locals are accustomed to this variability and are always prepared for a change in the weather.

The decrease in rainfall during June is due to shifting weather patterns and the influence of the Pacific High, a semi-permanent high-pressure system that develops off the West Coast during the summer months. This high-pressure system acts as a barrier, deflecting storm systems away from the Pacific Northwest and resulting in drier conditions. As the Pacific High strengthens throughout the summer, Seattle experiences even less rainfall in July and August. While June is generally drier than the spring months, it's important to note that Seattle is still a temperate rainforest, and some precipitation is always possible.

Average Rainy Days and Humidity

Delving deeper into the details of rainfall in Seattle during June requires an examination of average rainy days and humidity levels. On average, Seattle experiences approximately 10-12 rainy days in June. However, it is crucial to note that a "rainy day" is defined as a day with at least 0.01 inches (0.25 mm) of precipitation. Therefore, many of these rainy days may involve only a brief shower or drizzle, rather than a full day of heavy rain. This distinction is significant because it highlights the fact that even on days classified as "rainy," there is often plenty of sunshine to enjoy.

Humidity levels in Seattle during June are typically moderate, ranging from 60% to 70%. While this level of humidity can sometimes make the air feel slightly damp, it is generally comfortable and not overly oppressive. The combination of moderate humidity and mild temperatures contributes to a pleasant outdoor environment, ideal for activities such as hiking, biking, and exploring the city's many parks and gardens. Compared to more humid climates, such as those found in the southeastern United States, Seattle's humidity levels are relatively mild and easily tolerated.

The interplay between rainy days and humidity creates a unique weather experience in Seattle during June. While some days may bring a touch of rain, the overall trend is towards drier conditions and increased sunshine. The moderate humidity levels contribute to a comfortable atmosphere, making it a popular time for both locals and tourists to enjoy the city's natural beauty. Understanding these nuances of Seattle's June weather allows you to plan accordingly and make the most of your time in the Emerald City.

What to Wear in Seattle in June

Deciding what to wear in Seattle in June requires a strategic approach, given the city's reputation for variable weather. The key is layering. Start with a base layer of comfortable, breathable clothing, such as t-shirts or lightweight long-sleeved shirts. Add a mid-layer, such as a fleece jacket or sweater, for warmth on cooler days or evenings. Finally, include an outer layer, such as a light rain jacket or windbreaker, to protect against potential showers or breezes.

Jeans or comfortable pants are a good choice for bottoms, as they can be easily dressed up or down depending on the occasion. Shorts are also an option, especially on warmer days, but it's always a good idea to have a pair of pants or leggings on hand in case the temperature drops. Comfortable walking shoes are essential, as you'll likely be doing a lot of exploring on foot. Consider waterproof shoes or boots if you plan on hiking or spending time in wetter areas.

Accessories can also play an important role in your Seattle wardrobe. A scarf can provide extra warmth on cool evenings, while a hat can protect you from the sun on sunny days. Sunglasses are a must-have, as the sun can be surprisingly bright, especially when reflected off the water. And, of course, don't forget an umbrella or rain jacket. Even though June is relatively dry, a sudden shower can occur at any time.

Specific Clothing Recommendations

To provide more specific guidance, here are some clothing recommendations for different scenarios in Seattle during June:

  • For a day of sightseeing: Wear comfortable walking shoes, jeans or pants, a t-shirt, a fleece jacket, and a light rain jacket. Bring sunglasses and a hat.
  • For a hike in the mountains: Wear hiking boots, moisture-wicking pants, a long-sleeved shirt, a fleece jacket, and a waterproof jacket. Bring a hat, gloves, and sunscreen.
  • For a fancy dinner: Wear dress pants or a skirt, a blouse or dress shirt, a blazer or cardigan, and dress shoes. Bring a scarf or shawl.
  • For a casual evening out: Wear jeans, a t-shirt, a sweater, and comfortable shoes. Bring a light jacket or cardigan.

By following these recommendations and embracing the concept of layering, you can be well-prepared for any weather conditions that Seattle throws your way in June. Remember to check the daily forecast before heading out, and don't be afraid to adjust your outfit as needed. With a little planning, you can stay comfortable and stylish while enjoying all that the Emerald City has to offer. Drake Super Bowl 2025? Halftime Show Rumors & Predictions

Activities to Enjoy in Seattle in June

June is an excellent time to explore Seattle, with its pleasant weather and long daylight hours. The city comes alive with outdoor activities, festivals, and events. Whether you're a nature lover, a foodie, or a culture enthusiast, there's something for everyone to enjoy.

Exploring Seattle's parks and gardens is a must-do in June. Discovery Park, with its stunning views of Puget Sound and the Olympic Mountains, is a popular choice for hiking and picnicking. The Washington Park Arboretum offers a tranquil escape with its diverse collection of trees and plants. And the Volunteer Park Conservatory is a beautiful Victorian-era greenhouse filled with exotic flora. These green spaces provide a welcome respite from the urban bustle and offer a chance to connect with nature.

Seattle's vibrant culinary scene is another major draw. Pike Place Market, with its bustling atmosphere and fresh produce, is a must-visit for foodies. Take a stroll through the market, sample local delicacies, and watch the famous fishmongers toss salmon. Numerous restaurants and cafes offer outdoor seating, allowing you to savor delicious meals while enjoying the sunshine. From seafood to international cuisine, Seattle's culinary offerings are diverse and satisfying.

In addition to its natural beauty and culinary delights, Seattle hosts a variety of events and festivals in June. Here are a few popular options:

  • The Fremont Solstice Parade: This quirky and colorful parade celebrates the summer solstice with elaborate floats, street performers, and body-painted cyclists.
  • Seattle International Film Festival (SIFF): SIFF is one of the largest film festivals in the United States, showcasing hundreds of films from around the world.
  • Seattle Pride: While the main Pride events typically take place in late June, the city is filled with Pride-related celebrations and activities throughout the month.
  • The University District Street Fair: This annual street fair features arts, crafts, food vendors, and live music.

These events provide a glimpse into Seattle's vibrant culture and offer opportunities to connect with locals and fellow visitors. Whether you're interested in art, music, film, or community celebrations, you're sure to find something that appeals to you. Checking local event listings is always a good idea to discover even more happenings during your visit.

FAQ About Seattle Weather in June

What are the typical temperatures I can expect in Seattle during June?

Average high temperatures in Seattle during June range from the upper 60s to low 70s Fahrenheit (around 19-23 degrees Celsius). Evenings tend to be cooler, with temperatures dropping to the low to mid-50s Fahrenheit (10-13 degrees Celsius). Layering is recommended to stay comfortable throughout the day.

How much rainfall does Seattle usually get in June compared to other months?

June is one of the drier months in Seattle. Rainfall averages around 1.5 to 2 inches (38 to 50 mm), which is significantly less than the rainfall experienced during the fall and winter seasons. While rain is still possible, it's less frequent and typically lighter.

Is Seattle humid in June, and how does it affect outdoor activities?

Humidity levels in Seattle during June are moderate, generally ranging from 60% to 70%. This level of humidity is generally comfortable and doesn't significantly hinder outdoor activities. It's a pleasant environment for exploring parks, hiking, and enjoying the city.

What kind of clothing should I pack for a trip to Seattle in June to be prepared?

Pack layers to adjust to fluctuating temperatures. Include t-shirts, long-sleeved shirts, a fleece jacket or sweater, and a light rain jacket. Jeans or comfortable pants are versatile, and comfortable walking shoes are essential. Don't forget sunglasses, a hat, and a small umbrella.

Are there any specific outdoor events I should plan to attend in Seattle during June?

Several events occur in June, including the Fremont Solstice Parade, the Seattle International Film Festival (SIFF), and early Seattle Pride celebrations. The University District Street Fair is another popular option. Check local event listings for a comprehensive list of happenings during your visit.

How likely is it to rain on any given day during the month of June in Seattle?

The probability of rain on any given day in June is relatively low, usually around 20-30%. Even when it rains, it's often in the form of light showers that pass quickly. While it's always wise to be prepared for rain, you can generally expect more sunny days than rainy ones.

How does the weather in Seattle in June compare to the weather in July and August?

June is the start of Seattle's dry season, with July and August being even drier and warmer. Temperatures continue to rise in July and August, and the amount of rainfall decreases further. All three months are considered excellent times to visit Seattle, but June offers a slightly milder climate with fewer crowds. Dallas Weather In December: A Complete Guide

Should I be concerned about extreme weather conditions such as heat waves during June?

While Seattle generally experiences mild and pleasant weather in June, occasional heat waves are possible. It's wise to check the forecast before your trip and be prepared for potentially high temperatures. Stay hydrated, wear sunscreen, and avoid strenuous activities during the hottest part of the day if a heat wave is predicted.

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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