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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, the same as December, in East Derry, New Hampshire, is a freezing cold winter month, with an average temperature varying between 30.6°F (-0.8°C) and 18°F (-7.8°C). East Derry witnesses the coldest weather in January, with temperatures averaging a high of 30.6°F (-0.8°C) and a low of 18°F (-7.8°C). Weather in January »
Weather in February
The last month of the winter, February, is a cold month in East Derry, New Hampshire, with an average temperature fluctuating between 33.3°F (0.7°C) and 18.9°F (-7.3°C). In East Derry, February's average high-temperature stands at a wintry 33.3°F (0.7°C), closely related to the preceding month. Weather in February »
Weather in March
The first month of the spring, March, is still a cold month in East Derry, New Hampshire, with an average temperature ranging between min 26.4°F (-3.1°C) and max 41.2°F (5.1°C). East Derry's transition into March is marked by a minor temperature shift, moving from a wintry 33.3°F (0.7°C) in February to a still icy 41.2°F (5.1°C). Weather in March »
Weather in April
April in East Derry, New Hampshire, is a cool spring month, with an average temperature ranging between max 55°F (12.8°C) and min 37.4°F (3°C). As March gives way to April, the average high-temperature displays an increase, moving from a cold 41.2°F (5.1°C) to a cool 55°F (12.8°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in East Derry, New Hampshire, with an average temperature ranging between min 47.1°F (8.4°C) and max 66.9°F (19.4°C). In East Derry, the average high-temperature in May rises, from a cool 55°F (12.8°C) in April, to a refreshing 66.9°F (19.4°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in East Derry, New Hampshire, with temperature in the range of an average high of 74.5°F (23.6°C) and an average low of 54.5°F (12.5°C). As May transitions into June, East Derry notices a gentle rise in the average high-temperature, transitioning from a refreshing 66.9°F (19.4°C) to a moderately hot 74.5°F (23.6°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in East Derry, New Hampshire, with an average temperature fluctuating between 81.7°F (27.6°C) and 61°F (16.1°C). July stands out as East Derry's warmest month, with an average high-temperature of 81.7°F (27.6°C) and a low-temperature of 61°F (16.1°C). Throughout July, the heat index is evaluated at a hot 86°F (30°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in East Derry, New Hampshire, with an average temperature varying between 80.1°F (26.7°C) and 59.9°F (15.5°C). Transitioning into August, East Derry experiences an average high-temperature of a still moderately hot 80.1°F (26.7°C), marking a minor shift from the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in East Derry, New Hampshire, with an average temperature fluctuating between 72.1°F (22.3°C) and 54°F (12.2°C). In the transition to September, East Derry observes a minor drop in the average high-temperature, shifting from a moderately hot 80.1°F (26.7°C) in August to a pleasant 72.1°F (22.3°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in East Derry, New Hampshire, with temperature in the range of an average low of 44.6°F (7°C) and an average high of 59.2°F (15.1°C). The beginning of October involves a decrease in the average high-temperature, transitioning from a pleasant 72.1°F (22.3°C) in September to a refreshing 59.2°F (15.1°C). Weather in October »
Weather in November
November, the last month of the autumn in East Derry, is another chilly month, with an average temperature ranging between min 33.6°F (0.9°C) and max 46.6°F (8.1°C). East Derry in November undergoes a mild reduction in the average high-temperature, shifting from October's mild 59.2°F (15.1°C) to a chilly 46.6°F (8.1°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in East Derry, New Hampshire, with an average temperature varying between 36.3°F (2.4°C) and 25.3°F (-3.7°C). The onset of December coincides with a reduction in the average high-temperature, falling from a frosty 46.6°F (8.1°C) in November to a wintry 36.3°F (2.4°C). Weather in December »
Updated: Aug 9, 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 month is the coldest?
In East Derry, January is the month with the lowest recorded average temperatures, measuring a high of 30.6°F (-0.8°C) and a low of 18°F (-7.8°C).
What is the driest month?
January is the month with the least rainfall. Rain falls for 4.1 days and accumulates 0.75" (19mm) of precipitation.
How many days does it rain?
In East Derry, during the entire year, the rain falls for 104.4 days and collects up to 12.95" (329mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
How much does it snow?
Throughout the year, there are 26.1 snowfall days, and 11.54" (293mm) of snow is accumulated.
When is the lowest UV index?
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the most humid month?
With an average relative humidity of 81%, February is the most humid month.
What is the month with the least sunshine?
February has the least sunshine of the year, with an average of 4.6h of sunshine.
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 is the least humid month?
The least humid month is April, with an average relative humidity of 72%.
When it does not snow?
In East Derry, snow does not fall in June through September.
When are the longest days in East Derry?
With an average of 15h and 18min of daylight, June has the longest days of the year.
What is the month with the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What is the hottest time of year?
East Derry records the warmest temperatures in July, averaging a high of 81.7°F (27.6°C) and a low of 61°F (16.1°C).
What month has the most sunshine?
With an average of 10.4h of sunshine, August has the most sunshine of the year.
What is the rainiest month?
The month with the most rainfall is October, when the rain falls for 9.4 days and typically aggregates up to 1.38" (35mm) of precipitation.
What is the snowiest month?
December is the month with the most snowfall. Snow falls for 4 days and accumulates 2.99" (76mm) of snow.
What is the month with the shortest days?
With an average of 9h and 6min of daylight, December has the shortest days of the year.
Average temperature
East Derry, NH
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.6°F).
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure
East Derry, NH
- Average pressure in January:
30.01"Hg - Average pressure in February:
29.99"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.03"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed
East Derry, NH
- Average wind speed in January:
8.3mph - Average wind speed in February:
8.1mph - Average wind speed in March:
7.9mph - Average wind speed in April:
7.6mph - Average wind speed in May:
6.3mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.5mph - Average wind speed in October:
6.7mph - Average wind speed in November:
7.1mph - Average wind speed in December:
7.8mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
East Derry, NH
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).
Average rainfall
East Derry, NH
- Average rainfall in January:
0.75" - Average rainfall in February:
0.83" - Average rainfall in March:
1.18" - Average rainfall in April:
1.06" - Average rainfall in May:
0.98" - Average rainfall in June:
1.18"
The wettest month (with the highest rainfall) is October (1.38").
The driest month (with the least rainfall) is January (0.75").
Average rainfall days
East Derry, NH
- Average rainfall days in January:
4.1 days - Average rainfall days in February:
4.5 days - Average rainfall days in March:
8.3 days - Average rainfall days in April:
9.8 days - Average rainfall days in May:
12 days - Average rainfall days in June:
12.1 days
- Average rainfall days in July:
11.9 days - Average rainfall days in August:
10.4 days - Average rainfall days in September:
8.4 days - Average rainfall days in October:
9.4 days - Average rainfall days in November:
7.2 days - Average rainfall days in December:
6.3 days
The month with the highest number of rainy days is June (12.1 days).
The month with the least rainy days is January (4.1 days).
Average snowfall
East Derry, NH
- Average snowfall in January:
2.4" - Average snowfall in February:
2.32" - Average snowfall in March:
1.85" - Average snowfall in April:
0.91" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is December (2.99").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
East Derry, NH
- Average snowfall days in January:
7.1 days - Average snowfall days in February:
5.9 days - Average snowfall days in March:
5.7 days - Average snowfall days in April:
1.1 days - Average snowfall days in May:
0.1 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:
0.5 days - Average snowfall days in November:
1.7 days - Average snowfall days in December:
4 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
East Derry, NH
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - 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 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
4h and 4min - Average sunshine in March:
5h and 4min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 5min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
East Derry, NH
- Average sunshine days in January:
21.3 days - Average sunshine days in February:
18.9 days - Average sunshine days in March:
18.6 days - Average sunshine days in April:
18.3 days - Average sunshine days in May:
17.1 days - Average sunshine days in June:
16.7 days
- Average sunshine days in July:
17.1 days - Average sunshine days in August:
18 days - Average sunshine days in September:
20 days - Average sunshine days in October:
20 days - Average sunshine days in November:
21 days - Average sunshine days in December:
21.3 days
The months with the most sunshine days are January and December (21.3 days).
The month with the least sunshine days is June (16.7 days).
Average UV index
East Derry, NH
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
East Derry, NH
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
East Derry, NH
The months with the highest visibility are January, April, November and December (6mi).
The months with the lowest visibility are February, March, May, June, July, August, September and October (5mi).
East Derry, New Hampshire, USA
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