August weather forecast
Royalston, MA

Weather in August

August, the last month of the summer, in Royalston, is another warm month, with temperature in the range of an average low of 57.9°F (14.4°C) and an average high of 77.5°F (25.3°C).

Temperature

In August, the average high-temperature is practically the same as in July - a still moderately hot 77.5°F (25.3°C). In Royalston, in August, the average low-temperature is 57.9°F (14.4°C).

Humidity

In August, the average relative humidity is 78%.

Rainfall

In Royalston, in August, it is raining for 15.2 days, with typically 2.24" (57mm) of accumulated precipitation. Throughout the year, there are 143.2 rainfall days, and 28.7" (729mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13.9h.

Sunshine

Months with the most sunshine in Royalston are July and August, with an average of 9.9h of sunshine.

UV index

The average daily maximum UV index in Royalston, Massachusetts, is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for 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 Royalston?

In August, the average relative humidity is 78%.

How many days does it rain in August in Royalston?

In August, the rain falls for 15.2 days. Throughout August, 2.24" (57mm) of precipitation is accumulated.

When it does not snow in Royalston?

June through September are months without snowfall.

What is the average length of the day in August in Royalston?

The average length of the day in August is 13.9h.

What are the months with the most sunshine in Royalston?

Months with the most sunshine in Royalston, Massachusetts, are July and August, with an average of 9.9h of sunshine.

How many hours of sunshine does Royalston have in August?

In August, the average sunshine in Royalston is 9.9h.

What is the UV index reading in August in Royalston?

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

Average temperature in August
Royalston, MA

Average temperature in August - Royalston, MA
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in August: 57.9°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in August
Royalston, MA

Average pressure in August - Royalston, MA
  • Average pressure in August: 29.97"

The month with the highest atmospheric pressure is November (30.07").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in August
Royalston, MA

Average wind speed in August - Royalston, MA
  • Average wind speed in August: 5.4mph

The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in August
Royalston, MA

Average humidity in August - Royalston, MA
  • Average humidity in August: 78%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in August
Royalston, MA

Average rainfall in August - Royalston, MA
  • Average rainfall in August: 2.24"

The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in August
Royalston, MA

Average rainfall days in August - Royalston, MA
  • Average rainfall days in August: 15.2 days

Months with the highest number of rainy days are May and June (15.4 days).
The month with the least rainy days is January (6.8 days).

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Average snowfall in August
Royalston, MA

Average snowfall in August - Royalston, MA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (7.09").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Royalston, MA

Average snowfall days in August - Royalston, MA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (10.3 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
Royalston, MA

Average daylight in August / Average sunshine in August - Royalston, MA
  • 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: 9.9h

Months with the most sunshine are July and August (Average sunshine: 9.9h).
The month with the least sunshine is February (Average sunshine: 4.1h).

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Average sunshine days in August
Royalston, MA

Average sunshine days in August - Royalston, MA
  • Average sunshine days in August: 14.6 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is April (12.7 days).

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Average UV index in August
Royalston, MA

Average UV index in August - Royalston, MA
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Royalston, MA

Average cloud cover in August - Royalston, MA
  • Average cloud cover in August: 38

Months with the most cloud cover are February and March (Cloud cover 53).
Months with the least cloud cover are July and August (Cloud cover 38).

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Average visibility in August
Royalston, MA

Average visibility in August - Royalston, MA
  • 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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