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 records an average high-temperature of a still moderately hot 75°F (23.9°C), indicating a minor variation from the preceding month. In August, the average low-temperature records at a cool 54.5°F (12.5°C) during the nights.Humidity
In August, the average relative humidity is 79%.Rainfall
In Rochester, in August, during 13 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Rochester, during the entire year, the rain falls for 110.1 days and collects up to 15.55" (395mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in August is 13h and 56min.On the first day of the month, sunrise is at 5:40 am and sunset at 8:14 pm. On the last day of August, sunrise is at 6:14 am and sunset at 7:28 pm EDT.
Sunshine
In August, the average sunshine is 9.5h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In August, the maximum UV index of 5 transforms into these recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
How many hours of daylight does Rochester have in August?
When are sunrise and sunset in August?
How many hours of sunshine does Rochester have in August?
What are the months with the highest UV index?
What is the UV index reading in August?
Average temperature in August
Rochester, VT
- Average high temperature in August: 75°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (23.4°F).
- Average low temperature in August: 54.5°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).
Average pressure in August
Rochester, VT
- Average pressure in August: 29.96"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in August
Rochester, VT
- Average wind speed in August: 5.3mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in August
Rochester, VT
- Average humidity in August: 79%
The month with the highest relative humidity is January (89%).
The months with the lowest relative humidity are April and May (77%).
Average rainfall in August
Rochester, VT
- Average rainfall in August: 1.38"
The wettest month (with the highest rainfall) is June (1.73").
The driest month (with the least rainfall) is September (0.83").
Average rainfall days in August
Rochester, VT
- Average rainfall days in August: 13 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in August
Rochester, VT
- Average snowfall in August: 0"
The month with the highest snowfall is February (7.05").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Rochester, VT
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (16.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Rochester, VT
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in August: 9h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in August
Rochester, VT
- Average sunshine days in August: 15.3 days
The month with the most sunshine days is September (18 days).
The month with the least sunshine days is February (11.7 days).
Average UV index in August
Rochester, VT
- Average UV index in August: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in August
Rochester, VT
- Average cloud cover in August: 41
The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in August
Rochester, VT
- Average visibility in August: 5mi
The months with the highest visibility are April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February and March (4mi).
Rochester, Vermont, USA
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