Temperatures in July
It's warm in July in Rockville with an average temperature of 29°C. Temperatures this month range from a low of 28°C to a high of 31°C. At night, you can expect temperatures between 16°C and 19°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Rockville 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 Rockville with hot temperatures, averaging around 29°C during the day and nights close to 18°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 30°C, with nights close to 19°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
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 Rockville will be around 30°C, with nights close to 18°C. A shower might show up, but overall the weather will be dry and sunny.
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 97 mm of precipitation, spread over 9 days. The wind speed is around 3 Bft, mostly coming from the South.
The average precipitation chance is 31% per day this month. Though it seems pretty low, 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 Rockville. 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.
Rockville in July |
London | ||
|---|---|---|---|
 Average Temperature |
29°C | 23°C | |
 High Temp |
31°C | 27°C | |
| Low Temp |
28°C | 21°C | |
 Total Precipitation |
97 mm | 52 mm | |
| Rainy Days |
9 days | 9 days | |
June
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is July a good time to visit Rockville?
Want nice weather? Then July is a great time to be in Rockville. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Rockville in July
With 37°C, Rockville hit the highest temperature in the last 10 years in July 2022. The lowest daytime temperature in this month was 15°C in 2021. The extreme night temperatures ranged from a low of 8°C to a high of 27°C.
Check out the climate of Rockville for all months and discover the best travel time
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Daily Temperature in July in Rockville
This chart shows the average daily temperatures, both day and night, for each day in July in Rockville, 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 Rockville
The chart below shows the average daily precipitation in July for Rockville, 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 9 days of rain in Rockville.
Daily UV Index in July in Rockville
This chart shows the average daily UV index in July in Rockville, 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 Rockville Over the Years
This chart shows the average temperature in July in Rockville, measured in degrees Celsius, over the past years.
Total Precipitation in July in Rockville Over the Years
This chart shows the average precipitation in July in Rockville, 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 Rockville
Click on a specific day in July for detailed info on the typical weather on that day in Rockville. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in July in Rockville
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Average Weather in Rockville by Month
Click on a month below to see detailed weather info for Rockville. 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 Rockville for all months at once
