Climate and monthly weather forecastEffingham, NH
Climate and monthly weather forecast
Weather in January
January, the same as December, in Effingham, New Hampshire, is another subzero cold winter month, with an average temperature ranging between min 13.8°F (-10.1°C) and max 27.7°F (-2.4°C). Effingham's temperature records reveal January as the coldest month, marked by average highs of 27.7°F (-2.4°C) and lows of 13.8°F (-10.1°C). Weather in January »Weather in February
The last month of the winter, February, is another freezing cold month in Effingham, New Hampshire, with an average temperature fluctuating between 14.9°F (-9.5°C) and 30°F (-1.1°C). Effingham measures an average high-temperature of a still freezing cold 30°F (-1.1°C) in February, nearly consistent with the preceding month. Weather in February »Weather in March
The first month of the spring, March, is a cold month in Effingham, New Hampshire, with an average temperature ranging between max 38.1°F (3.4°C) and min 23°F (-5°C). Effingham in March observes a minor temperature shift, with average high-temperatures adjusting from a subzero cold 30°F (-1.1°C) in February to a wintry 38.1°F (3.4°C). Weather in March »Weather in April
April is a cool spring month in Effingham, New Hampshire, with temperature in the range of an average high of 51.3°F (10.7°C) and an average low of 34°F (1.1°C). As Effingham transitions into April, the average high-temperature shows a change, moving from an icy 38.1°F (3.4°C) in March to a cool 51.3°F (10.7°C). Weather in April »Weather in May
The last month of the spring, May, is a refreshing month in Effingham, New Hampshire, with an average temperature fluctuating between 44.1°F (6.7°C) and 63.9°F (17.7°C). Effingham's transition into May is marked by a rise in the average high-temperature, advancing from a cool 51.3°F (10.7°C) in April to a refreshing 63.9°F (17.7°C). Weather in May »Weather in June
The first month of the summer, June, is a pleasant month in Effingham, New Hampshire, with an average temperature fluctuating between 71.2°F (21.8°C) and 51.4°F (10.8°C). The start of June is characterized by a subtle increase in the average high-temperature, transitioning from an enjoyable 63.9°F (17.7°C) in May to a pleasant 71.2°F (21.8°C). Weather in June »Weather in July
July in Effingham, New Hampshire, is a warm summer month, with temperature in the range of an average high of 78.4°F (25.8°C) and an average low of 57.9°F (14.4°C). With an average high-temperature of 78.4°F (25.8°C) and an average low-temperature of 57.9°F (14.4°C), July is the warmest month. Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Effingham, New Hampshire, with temperature in the range of an average low of 56.7°F (13.7°C) and an average high of 77.2°F (25.1°C). Effingham marks the arrival of August with an average high-temperature of a still warm 77.2°F (25.1°C), hardly different from July's 78.4°F (25.8°C). Weather in August »Weather in September
September, the first month of the autumn in Effingham, is also an agreeable month, with an average temperature fluctuating between 69.8°F (21°C) and 50.2°F (10.1°C). During the shift to September, Effingham records a mild decrease in average high-temperature, moving from a moderately hot 77.2°F (25.1°C) in August to a pleasant 69.8°F (21°C). Weather in September »Weather in October
October, the same as September, in Effingham, New Hampshire, is a moderate autumn month, with an average temperature fluctuating between 41.5°F (5.3°C) and 56.5°F (13.6°C). October brings a decrease in the average high-temperature, falling from September's pleasant 69.8°F (21°C) to a refreshing 56.5°F (13.6°C). Weather in October »Weather in November
November, the last month of the autumn in Effingham, is also a frosty month, with an average temperature fluctuating between 44.2°F (6.8°C) and 30.6°F (-0.8°C). Onset of November witnesses a reduction in the average high-temperature, falling from a moderate 56.5°F (13.6°C) in October to a chilly 44.2°F (6.8°C). Weather in November »Weather in December
December, the first month of the winter in Effingham, is also an icy month, with temperature in the range of an average high of 33.1°F (0.6°C) and an average low of 21.7°F (-5.7°C). December involves a decrease in temperature, down from a frosty 44.2°F (6.8°C) in November to a cold 33.1°F (0.6°C). Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Effingham, NH
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).
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
Effingham, NH
- Average pressure in January:
29.99"Hg - Average pressure in February:
29.98"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.96"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.03"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
Effingham, NH
- Average wind speed in January:
7.6mph - Average wind speed in February:
7.4mph - Average wind speed in March:
7.3mph - Average wind speed in April:
7mph - Average wind speed in May:
6mph - Average wind speed in June:
5.4mph
- Average wind speed in July:
4.8mph - Average wind speed in August:
4.8mph - Average wind speed in September:
5.2mph - Average wind speed in October:
6.2mph - Average wind speed in November:
6.3mph - Average wind speed in December:
6.9mph
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
Effingham, NH
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
Effingham, NH
- Average rainfall in January:
2.2" - Average rainfall in February:
2.32" - Average rainfall in March:
2.36" - Average rainfall in April:
3.03" - Average rainfall in May:
2.24" - Average rainfall in June:
2.6"
- Average rainfall in July:
2.09" - Average rainfall in August:
2.2" - Average rainfall in September:
1.54" - Average rainfall in October:
3.31" - Average rainfall in November:
3.07" - Average rainfall in December:
3.11"
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
Effingham, NH
- Average rainfall days in January:
6.4 days - Average rainfall days in February:
5.5 days - Average rainfall days in March:
10.1 days - Average rainfall days in April:
14.4 days - Average rainfall days in May:
14.8 days - Average rainfall days in June:
14.3 days
- Average rainfall days in July:
15.1 days - Average rainfall days in August:
14.3 days - Average rainfall days in September:
10.9 days - Average rainfall days in October:
13.2 days - Average rainfall days in November:
10.2 days - Average rainfall days in December:
8.8 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
Effingham, NH
- Average snowfall in January:
7.52" - Average snowfall in February:
9.72" - Average snowfall in March:
6.22" - Average snowfall in April:
3.62" - Average snowfall in May:
0.43" - Average snowfall in June:
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
Effingham, NH
- Average snowfall days in January:
10.6 days - Average snowfall days in February:
11.5 days - Average snowfall days in March:
10.1 days - Average snowfall days in April:
3.5 days - Average snowfall days in May:
0.2 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.3 days - Average snowfall days in November:
3.8 days - Average snowfall days in December:
8.9 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 / Average sunshine
Effingham, NH
- Average daylight in January:
9h and 24min - Average daylight in February:
10h and 30min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 30min - Average daylight in May:
14h and 42min - Average daylight in June:
15h and 24min
- Average daylight in July:
15h and 6min - Average daylight in August:
13h and 54min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 42min - Average daylight in December:
9h and 0min
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 January:
4h and 54min - Average sunshine in February:
4h and 30min - Average sunshine in March:
5h and 30min - Average sunshine in April:
7h and 30min - Average sunshine in May:
7h and 42min - Average sunshine in June:
8h and 36min
- Average sunshine in July:
9h and 42min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 12min - Average sunshine in October:
5h and 42min - Average sunshine in November:
5h and 18min - Average sunshine in December:
4h and 42min
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
Effingham, NH
- Average sunshine days in January:
16.9 days - Average sunshine days in February:
14 days - Average sunshine days in March:
13.7 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
14.7 days - Average sunshine days in June:
13.8 days
- Average sunshine days in July:
14.7 days - Average sunshine days in August:
14.7 days - Average sunshine days in September:
17.2 days - Average sunshine days in October:
15.6 days - Average sunshine days in November:
17.9 days - Average sunshine days in December:
16 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
Effingham, NH
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
Effingham, NH
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
Effingham, NH
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).





