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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is a freezing cold winter month in South Effingham, New Hampshire, with an average temperature fluctuating between 13.8°F (-10.1°C) and 27.7°F (-2.4°C). January is the coldest month, exhibiting average temperatures of 27.7°F (-2.4°C) at the peak and 13.8°F (-10.1°C) at the base. Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in South Effingham, New Hampshire, with temperature in the range of an average low of 14.9°F (-9.5°C) and an average high of 30°F (-1.1°C). South Effingham records an average high-temperature of a still freezing cold 30°F (-1.1°C) in February, closely mirroring the climate of the previous month. Weather in February »
Weather in March
The first month of the spring, March, is a wintry month in South Effingham, New Hampshire, with an average temperature varying between 23°F (-5°C) and 38.1°F (3.4°C). March witnesses a minor rise in the average high-temperature, transitioning from a freezing cold 30°F (-1.1°C) in February to a cold 38.1°F (3.4°C). Weather in March »
Weather in April
April is a cool spring month in South Effingham, New Hampshire, with an average temperature varying between 34°F (1.1°C) and 51.3°F (10.7°C). April's arrival coincides with a rise in the average high-temperature, moving from March's icy 38.1°F (3.4°C) to a fresh 51.3°F (10.7°C). Weather in April »
Weather in May
May, the last month of the spring in South Effingham, is a comfortable month, with an average temperature varying between 44.1°F (6.7°C) and 63.9°F (17.7°C). In South Effingham, the onset of May comes with an increased average high-temperature, moving from April's fresh 51.3°F (10.7°C) to a comfortable 63.9°F (17.7°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in South Effingham, New Hampshire, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 71.2°F (21.8°C). The shift from May to June introduces a subtle increase in the average high-temperature, moving from an enjoyable 63.9°F (17.7°C) to an agreeable 71.2°F (21.8°C). Weather in June »
Weather in July
July is a warm summer month in South Effingham, New Hampshire, with an average temperature ranging between min 57.9°F (14.4°C) and max 78.4°F (25.8°C). In South Effingham, New Hampshire, July is the warmest month, with temperatures averaging a high of 78.4°F (25.8°C) and a low of 57.9°F (14.4°C). Weather in July »
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). 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). Weather in August »
Weather in September
September, the first month of the autumn in South Effingham, is also an agreeable month, with an average temperature varying between 69.8°F (21°C) and 50.2°F (10.1°C). September brings a minor shift in the average high-temperature, adjusting 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, like September, is another mild autumn month in South Effingham, New Hampshire, with an average temperature varying between 56.5°F (13.6°C) and 41.5°F (5.3°C). In the transition to October, South Effingham observes a drop in the average high-temperature, moving from an agreeable 69.8°F (21°C) in September to a mild 56.5°F (13.6°C). Weather in October »
Weather in November
November, the last month of the autumn in South Effingham, is also a frosty month, with an average temperature ranging between min 30.6°F (-0.8°C) and max 44.2°F (6.8°C). South Effingham experiences a temperature shift at the start of November, with average high-temperatures adjusting from a moderate 56.5°F (13.6°C) in October to a frosty 44.2°F (6.8°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in South Effingham, New Hampshire, with an average temperature varying between 21.7°F (-5.7°C) and 33.1°F (0.6°C). The shift from November to December involves a decrease in the average high-temperature, from a frosty 44.2°F (6.8°C) to a wintry 33.1°F (0.6°C). Weather in December »
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
South Effingham records the coldest temperatures in January, averaging a high of 27.7°F (-2.4°C) and a low of 13.8°F (-10.1°C).
What is the most humid month in South Effingham?
January and February, with an average relative humidity of 85%, are most humid months.
How many days does it rain?
In South Effingham, during the entire year, the rain falls for 138 days and collects up to 30.08" (764mm) of precipitation.
When does it snow?
Months with snowfall are January through May, October through December.
How many days does it snow?
In South Effingham, during the entire year, snow falls for 48.9 days and aggregates up to 38.15" (969mm) of snow.
What is the snowiest month?
The month with the most snowfall in South Effingham, New Hampshire, is February, when snow falls for 11.5 days and typically aggregates up to 9.72" (247mm) of snow.
What is the month with the least sunshine in South Effingham?
With an average of 4.5h of sunshine, February has the least sunshine of the year.
What is the month with the lowest UV index?
With an average maximum UV index of 1, February is the month with the lowest UV index.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.
What are the least humid months?
The months with the lowest humidity are April and November, with an average relative humidity of 77%.
When it does not snow?
June through September are months without snowfall.
When are the longest days in South Effingham?
June has the longest days of the year, with an average of 15h and 24min of daylight.
What is the month with the highest UV index?
June through August, with an average maximum UV index of 5, are months with the highest UV index.
What is the hottest time of year?
July, with its average high-temperature of 78.4°F (25.8°C) and an average low-temperature of 57.9°F (14.4°C), holds the record as the warmest month.
What month has the most sunshine in South Effingham?
With an average of 10h of sunshine, August has the most sunshine of the year.
What is the driest month?
The month with the least rainfall is September, when the rain falls for 10.9 days and typically collects 1.54" (39mm) of precipitation.
What is the wettest month?
October is the month with the most rainfall. Rain falls for 13.2 days and accumulates 3.31" (84mm) of precipitation.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 0min of daylight.
Average temperature
South 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
South 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
South 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
South 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
South 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
South 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
South 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
South 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
South Effingham, NH
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 3min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 1min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - 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 5min - Average sunshine in February:
4h and 3min - Average sunshine in March:
5h and 3min - Average sunshine in April:
7h and 3min - Average sunshine in May:
7h and 4min - Average sunshine in June:
8h and 4min
- Average sunshine in July:
9h and 4min - Average sunshine in August:
10h and 0min - Average sunshine in September:
8h and 1min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 4min
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
South 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
South 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
South 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
South 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).
South Effingham, New Hampshire, USA
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