August weather forecast
Keene, NH

Weather in August

August, the last month of the summer, in Keene, is another warm month, with average temperature ranging between min 56.8°F (13.8°C) and max 78.1°F (25.6°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still warm 78.1°F (25.6°C). The average low-temperature, in Keene, is 56.8°F (13.8°C).

Humidity

The average relative humidity in Keene, New Hampshire, is 77%.

Rainfall

In Keene, during August, the rain falls for 12 days and regularly aggregates up to 0.94" (24mm) of precipitation. Throughout the year, in Keene, New Hampshire, there are 125.1 rainfall days, and 11.69" (297mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Keene.

Daylight

The average length of the day in Keene, New Hampshire, is 13.9h.

Sunshine

With an average of 10.3h of sunshine, August has the most sunshine of the year.

UV index

In Keene, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 5 in August transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in August in Keene?

The average relative humidity in August in Keene is 77%.

How many days does it rain in August in Keene?

In Keene, during August, the rain falls for 12 days and regularly aggregates up to 0.94" (24mm) of precipitation.

When it does not snow in Keene?

In Keene snow does not fall in June through September.

How many hours of daylight does Keene have in August?

In Keene, the average length of the day in August is 13.9h.

What month has the most sunshine in Keene?

August has the most sunshine of the year in Keene, New Hampshire, with an average of 10.3h of sunshine.

How long on average sun shines in August in Keene?

In Keene, New Hampshire, the average sunshine in August is 10.3h.

What is the UV index reading in August in Keene?

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

Average temperature in August
Keene, NH

Average temperature in August - Keene, NH
  • Average high temperature in August: 78.1°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in August: 56.8°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in August
Keene, NH

Average pressure in August - Keene, NH
  • Average pressure in August: 29.97"

The month with the highest atmospheric pressure is November (30.08").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in August
Keene, NH

Average wind speed in August - Keene, NH
  • Average wind speed in August: 5.1mph

The windiest months (with the highest average wind speed) are January, February and March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

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Average humidity in August
Keene, NH

Average humidity in August - Keene, NH
  • Average humidity in August: 77%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in August
Keene, NH

Average rainfall in August - Keene, NH
  • Average rainfall in August: 0.94"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is March (0.75").

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Average rainfall days in August
Keene, NH

Average rainfall days in August - Keene, NH
  • Average rainfall days in August: 12 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in August
Keene, NH

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

The month with the highest snowfall is January (2.64").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Keene, NH

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

The month with the highest number of snowfall days is February (9.4 days).
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
Keene, NH

Average daylight in August / Average sunshine in August - Keene, NH
  • Average daylight in August: 13.9h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in August: 10.3h

The month with the most sunshine is August (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.4h).

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Average sunshine days in August
Keene, NH

Average sunshine days in August - Keene, NH
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (13.8 days).

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Average UV index in August
Keene, NH

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

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in August
Keene, NH

Average cloud cover in August - Keene, NH
  • Average cloud cover in August: 35

Months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in August
Keene, NH

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

The month with the highest visibility is April (6mi).
Months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

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