Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
August's advent presents an average high-temperature of a still moderately hot 79.5°F (26.4°C), indicating a slight variation from the conditions of the previous month. Rockville reports a consistent average low-temperature of 63.7°F (17.6°C) throughout August nights.Humidity
The average relative humidity in August is 78%.Rainfall
In August, in Rockville, the rain falls for 16.1 days. Throughout August, 2.6" (66mm) of precipitation is accumulated. In Rockville, during the entire year, the rain falls for 162.4 days and collects up to 33.78" (858mm) of precipitation.Snowfall
In Rockville, snow does not fall in June through October.Daylight
In August, the average length of the day in Rockville is 13h and 47min.On the first day of August, sunrise is at 5:42 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:21 pm EDT.
Sunshine
The months with the most sunshine are July and August, with an average of 10.3h of sunshine.UV index
The months with the highest UV index in Rockville are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 6 in August translates into this advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What are August temperatures in Rockville?
What is the average humidity in August in Rockville?
How many days does it rain in August in Rockville?
When it does not snow in Rockville?
What is the average length of the day in August in Rockville?
When are sunrise and sunset in August in Rockville?
What is the month with the most sunshine in Rockville?
How long on average sun shines in August in Rockville?
What are the months with the highest UV index in Rockville?
What is the UV index reading in August in Rockville?
Average temperature in August
Rockville, RI
- Average high temperature in August: 79.5°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in August: 63.7°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).
Average pressure in August
Rockville, RI
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in August
Rockville, RI
- Average wind speed in August: 6.4mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in August
Rockville, RI
- Average humidity in August: 78%
The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is April (73%).
Average rainfall in August
Rockville, RI
- Average rainfall in August: 2.6"
The wettest month (with the highest rainfall) is December (3.7").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in August
Rockville, RI
- Average rainfall days in August: 16.1 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in August
Rockville, RI
- Average snowfall in August: 0"
The month with the highest snowfall is March (3.54").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in August
Rockville, RI
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (7.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Rockville, RI
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in August: 10h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in August
Rockville, RI
- Average sunshine days in August: 12.3 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in August
Rockville, RI
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in August
Rockville, RI
- Average cloud cover in August: 32
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in August
Rockville, RI
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Rockville, Rhode Island, USA
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