August weather forecastSouth Effingham, NH
August
Weather in August
August, the last month of the summer in South Effingham, is also a moderately hot month, with an average temperature ranging between min 56.7°F (13.7°C) and max 77.2°F (25.1°C).Temperature
August's average high-temperature is a still moderately hot 77.2°F (25.1°C), maintaining a close comparison with July's 78.4°F (25.8°C). In August, the average low-temperature is a moderate 56.7°F (13.7°C).Humidity
The average relative humidity in August is 79%.Rainfall
In South Effingham, in August, during 14.3 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. In South Effingham, during the entire year, the rain falls for 138 days and collects up to 30.08" (764mm) of precipitation.Snowfall
In South Effingham, snow does not fall in June through September.Daylight
In August, the average length of the day is 13h and 56min.On the first day of the month, sunrise is at 5:33 am and sunset at 8:06 pm. On the last day of August, sunrise is at 6:07 am and sunset at 7:20 pm EDT.
Sunshine
August has the most sunshine of the year, with an average of 10h of sunshine.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index, 5 in August, converts into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
South Effingham, NH
- Average high temperature in August: 77.2°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.7°F).
- Average low temperature in August: 56.7°F
The month with the highest average low temperature is July (57.9°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).
Average pressure in August
South Effingham, NH
- Average pressure in August: 29.96"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in August
South Effingham, NH
- Average wind speed in August: 4.8mph
The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in August
South Effingham, NH
- Average humidity in August: 79%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April and November (77%).
Average rainfall in August
South Effingham, NH
- Average rainfall in August: 2.2"
The wettest month (with the highest rainfall) is October (3.31").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in August
South Effingham, NH
- Average rainfall days in August: 14.3 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in August
South Effingham, NH
- Average snowfall in August: 0"
The month with the highest snowfall is February (9.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
South Effingham, NH
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
South Effingham, NH
- Average daylight in August: 13h and 54min
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: 10h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in August
South Effingham, NH
- Average sunshine days in August: 14.7 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (13.2 days).
Average UV index in August
South Effingham, NH
- Average UV index in August: 5
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in August
South Effingham, NH
- Average cloud cover in August: 36
The month with the most cloud cover is March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in August
South Effingham, NH
- Average visibility in August: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
