August weather forecast
Hanover, NH

Weather in August

August, the last month of the summer in Hanover, is also a moderately hot month, with an average temperature ranging between max 76.3°F (24.6°C) and min 54.9°F (12.7°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still moderately hot 76.3°F (24.6°C). In August, the average low-temperature is 54.9°F (12.7°C).

Humidity

The average relative humidity in August in Hanover is 79%.

Rainfall

In August, the rain falls for 15.9 days. Throughout August, 2.17" (55mm) of precipitation is accumulated. Throughout the year, there are 156.9 rainfall days, and 28.23" (717mm) of precipitation is accumulated.

Snowfall

In Hanover, snow does not fall in June through September.

Daylight

In Hanover, New Hampshire, the average length of the day in August is 13h and 56min.
On the first day of August, sunrise is at 5:38 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:26 pm EDT.

Sunshine

With an average of 10.1h of sunshine, August has the most sunshine of the year.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Hanover. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 5 in August transform into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in August in Hanover?

In Hanover, the average relative humidity in August is 79%.

How many days does it rain in August in Hanover?

In August, in Hanover, New Hampshire, the rain falls for 15.9 days. Throughout August, 2.17" (55mm) of precipitation is accumulated.

When it does not snow in Hanover?

June through September are months without snowfall in Hanover, New Hampshire.

How many hours of daylight does Hanover have in August?

In Hanover, New Hampshire, the average day length in August is 13h and 56min.

What time are sunrise and sunset in August in Hanover?

On the first day of August, sunrise is at 5:38 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:26 pm EDT.

What month has the most sunshine in Hanover?

With an average of 10.1h of sunshine, August has the most sunshine of the year in Hanover.

How many hours of sunshine does Hanover have in August?

In August, the average sunshine duration in Hanover, New Hampshire, is 10.1h.

What are the months with the highest UV index in Hanover?

May through August, with an average maximum UV index of 5, are months with the highest UV index in Hanover, New Hampshire.

What is the UV index reading in August in Hanover?

In Hanover, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.

Average temperature in August
Hanover, NH

Average temperature in August - Hanover, NH
  • Average high temperature in August: 76.3°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (25°F).

  • Average low temperature in August: 54.9°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure in August
Hanover, NH

Average pressure in August - Hanover, NH
  • Average pressure in August: 29.97"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).

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Average wind speed in August
Hanover, NH

Average wind speed in August - Hanover, NH
  • Average wind speed in August: 4.8mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in August
Hanover, NH

Average humidity in August - Hanover, NH
  • Average humidity in August: 79%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is May (75%).

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Average rainfall in August
Hanover, NH

Average rainfall in August - Hanover, NH
  • Average rainfall in August: 2.17"

The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in August
Hanover, NH

Average rainfall days in August - Hanover, NH
  • Average rainfall days in August: 15.9 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall in August
Hanover, NH

Average snowfall in August - Hanover, NH
  • Average snowfall in August: 0"

The month with the highest snowfall is February (11.57").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Hanover, NH

Average snowfall days in August - Hanover, NH
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Hanover, NH

Average daylight in August / Average sunshine in August - Hanover, NH
  • Average daylight in August: 13h and 56min

The month with the longest days is June (Average daylight: 15h and 23min).
The month with the shortest days is December (Average daylight: 8h and 59min).

  • Average sunshine in August: 10.1h

The month with the most sunshine is August (Average sunshine: 10.1h).
The month with the least sunshine is February (Average sunshine: 3.6h).

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Average sunshine days in August
Hanover, NH

Average sunshine days in August - Hanover, NH
  • Average sunshine days in August: 12.4 days

The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is February (9.8 days).

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Average UV index in August
Hanover, NH

Average UV index in August - Hanover, NH
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in August
Hanover, NH

Average cloud cover in August - Hanover, NH
  • Average cloud cover in August: 37

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in August
Hanover, NH

Average visibility in August - Hanover, NH
  • Average visibility in August: 5mi

The months with the highest visibility are April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February, March and September (4mi).

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