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
As Grafton welcomes August, the average high-temperature stabilizes at a still moderately hot 77.2°F (25.1°C), showing little deviation from July's 79°F (26.1°C). August nights bring a pronounced temperature shift, with averages hovering around a refreshing 55.6°F (13.1°C).Humidity
In August, the average relative humidity in Grafton is 78%.Rainfall
In Grafton, in August, during 15.5 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Grafton, during the entire year, the rain falls for 164.2 days and collects up to 27.01" (686mm) of precipitation.Snowfall
In Grafton, snow does not fall in June through September.Daylight
The average length of the day in August is 13h and 54min.On the first day of the month, sunrise is at 5:41 am and sunset at 8:11 pm. On the last day of August, in Grafton, sunrise is at 6:14 am and sunset at 7:26 pm EDT.
Sunshine
July and August, with an average of 10.2h of sunshine, are months with the most sunshine in Grafton.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 5 in August suggests the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Frequently asked questions
What is the temperature in August in Grafton?
What is the average humidity in August in Grafton?
How much does it rain in Grafton in August?
When it does not snow in Grafton?
How many hours of daylight does Grafton have in August?
What time are sunrise and sunset in August in Grafton?
What are the months with the most sunshine in Grafton?
How many hours of sunshine does Grafton have in August?
What is the month with the highest UV index in Grafton?
How high is the UV index in August in Grafton?
Average temperature in August
Grafton, VT
- Average high temperature in August: 77.2°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in August: 55.6°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).
Average pressure in August
Grafton, VT
- Average pressure in August: 29.97"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Grafton, VT
- Average wind speed in August: 5mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in August
Grafton, VT
- Average humidity in August: 78%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (75%).
Average rainfall in August
Grafton, VT
- Average rainfall in August: 2.05"
The wettest month (with the highest rainfall) is October (2.83").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in August
Grafton, VT
- Average rainfall days in August: 15.5 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (9.2 days).
Average snowfall in August
Grafton, VT
- Average snowfall in August: 0"
The month with the highest snowfall is February (9.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Grafton, VT
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (14.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Grafton, VT
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in August: 10h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in August
Grafton, VT
- Average sunshine days in August: 13.3 days
The month with the most sunshine days is September (15.3 days).
The month with the least sunshine days is February (10 days).
Average UV index in August
Grafton, VT
- Average UV index in August: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in August
Grafton, VT
- Average cloud cover in August: 35
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in August
Grafton, VT
- Average visibility in August: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Grafton, Vermont, USA
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