Washington Weather in June
June in Washington averages 29°C (84°F) during the day and 19°C (66°F) at night. It is the wettest month of the year, with 138 mm (5.4 in) of rainfall on average, so waterproof gear is a must.
Rainfall in Washington in June
Prepare for the wettest month with an umbrella to protect yourself from frequent rain. Historically, approximately 12 days this month are expected to have rain, averaging 138 mm (5.4 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Washington in June
If you're visiting Washington in June, expect highs of 29°C (84°F) and overnight lows around 19°C (66°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Washington in June
Expect sunny days throughout the month, with an estimated 282 hours of sunshine. This makes it a pleasant time to visit Washington.
Wind Speed in Washington in June
June sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.If you prefer enjoying temperate temperatures and rain-free days, April and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Washington's climate page.
Washington Temperature in June
Min Temperature
19°C (66°F)
Max Temperature
29°C (84°F)
Chance of Rain
40%
Precipitation
138 mm (5.4 in)
Rainy days
12 days
Humidity
65% *
Windspeed
4 m/s (8 knots) *
Sunshine
282 hours *
Percentage Sunshine
64% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Washington typically rise from around 27°C (81°F) at the start of June to approximately 31°C (88°F) by the end. Nights are pleasant, with lows typically ranging from 17°C (63°F) to 21°C (70°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Washington in June
Browse day-by-day weather records for Washington spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Washington historical weather extremes in June
According to our 50 years of weather records for Washington, the following extremes were recorded between 1976 and 2026.
- On June 29, 2012, temperatures climbed to 40°C (104°F), marking the warmest June day on record.
- The coldest June day was on June 3, 1997, with a maximum of 14°C (57°F).
- Nighttime temperatures dropped to 9°C (48°F) on June 10, 1988, marking the coldest June night on record.
Best Places in the United States of America in June
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in June →
perfect weather
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unpleasant
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What to Wear in Washington in June
Warm temperatures in June make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Washington in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Washington's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Washington climate overview or explore weather in the United States of America.
