Washington Weather in July
During July, Washington experiences very high daytime temperatures of 32°C (90°F) and cooler nights around 22°C (72°F). Expect quite a bit of rainfall. Around 91 mm (3.6 in) is typical.
Rainfall in Washington in July
Past climate data indicates that roughly 12 days will see rain, totalling around 91 mm (3.6 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Washington in July
In July, Washington sees very high temperatures, with highs of 32°C (90°F). Nights drop to around 22°C (72°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. Nights remain mild at 22°C (72°F), making evenings a pleasant time to be outdoors. These are average temperatures, but there can be hotter days. Be sure to wear appropriate clothing and stay hydrated to manage the heat.
Sunshine in Washington in July
The month enjoys around 279 hours of sunshine, creating mostly sunny days with good weather conditions.
Wind Speed in Washington in July
July 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 dry days with pleasant temperatures, 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 July
Min Temperature
22°C (72°F)
Max Temperature
32°C (90°F)
Chance of Rain
39%
Precipitation
91 mm (3.6 in)
Rainy days
12 days
Humidity
67% *
Windspeed
4 m/s (8 knots) *
Sunshine
279 hours *
Percentage Sunshine
62% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Washington typically stay consistent throughout July, with daily highs averaging around 32°C (90°F). Nights are warm, with lows typically ranging from 21°C (70°F) to 23°C (73°F).
Average temperatures in July
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 July
Historical weather for Washington in July
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 July
The extremes listed below come from historical weather data collected in Washington from 1976 through 2025.
- The warmest day in July was on July 7, 2012, with a maximum of 41°C (106°F).
- On July 3, 1978, Washington saw its coldest July day with temperatures maxing out at 20°C (68°F).
- The lowest overnight temperature recorded in July was 12°C (54°F) (July 12, 2002).
Best Places in the United States of America in July
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 July →
perfect weather
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tolerable
unpleasant
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What to Wear in Washington in July
Warm temperatures in July 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 July
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.
