Temperatures in July
It's hot in July in Washington with an average temperature of 30°C. Temperatures this month range from a low of 29°C to a high of 32°C. At night, you can expect temperatures between 17°C and 20°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Washington in July. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of July
The month of July starts in Washington with hot temperatures, averaging around 30°C during the day and nights close to 20°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-July
By mid-July, the average daytime temperature rises to around 31°C, with nights close to 20°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
Temperatures vary between day and night, so it’s smart to wear layers.
End of July
By the end of July, the average daytime temperature in Washington will be around 31°C, with nights close to 19°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in July
In July, there is an average of 135 mm of precipitation, spread over 12 days. The wind speed is around 3 Bft, mostly coming from the Southwest.
The average precipitation chance is 39% per day this month. The weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in July for Washington. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Washington in July |
London | ||
|---|---|---|---|
 Average Temperature |
30°C | 23°C | |
 High Temp |
32°C | 27°C | |
| Low Temp |
29°C | 21°C | |
 Total Precipitation |
135 mm | 52 mm | |
| Rainy Days |
12 days | 9 days | |
June
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is July a good time to visit Washington?
After some sun? Then July isn’t the best time to be in Washington. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Washington in July
With 36°C, Washington hit the highest temperature in the last 10 years in July 2022. The lowest daytime temperature in this month was 21°C in 2021. The extreme night temperatures ranged from a low of 10°C to a high of 25°C.
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Daily Temperature in July in Washington
This chart shows the average daily temperatures, both day and night, for each day in July in Washington, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in July in Washington
The chart below shows the average daily precipitation in July for Washington, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for July, you can expect around 12 days of rain in Washington.
Daily UV Index in July in Washington
This chart shows the average daily UV index in July in Washington, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in July in Washington Over the Years
This chart shows the average temperature in July in Washington, measured in degrees Celsius, over the past years.
Total Precipitation in July in Washington Over the Years
This chart shows the average precipitation in July in Washington, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in July for Washington
Click on a specific day in July for detailed info on the typical weather on that day in Washington. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in July in Washington
Have you been to Washington in July?
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Average Weather in Washington by Month
Click on a month below to see detailed weather info for Washington. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Washington for all months at once
