Monthly weather forecast and climate
East Derry, NH

January, the same as December, in East Derry, New Hampshire, is another subzero cold winter month, with average temperature ranging between min 18°F (-7.8°C) and max 30.6°F (-0.8°C). January is the coldest month, with an average high-temperature of 30.6°F (-0.8°C) and an average low-temperature of 18°F (-7.8°C). Weather in January »

The last month of the winter, February, is a wintry month in East Derry, New Hampshire, with average temperature fluctuating between 33.3°F (0.7°C) and 18.9°F (-7.3°C). In February, the average high-temperature is essentially the same as in January - a wintry 33.3°F (0.7°C). Weather in February »

March, the first month of the spring, in East Derry, is still a cold month, with average temperature ranging between max 41.2°F (5.1°C) and min 26.4°F (-3.1°C). In March, the average high-temperature slightly increases, from a cold 33.3°F (0.7°C) in February, to a still wintry 41.2°F (5.1°C). Weather in March »

April is a fresh spring month in East Derry, New Hampshire, with average temperature fluctuating between 55°F (12.8°C) and 37.4°F (3°C). In East Derry, New Hampshire, the average high-temperature in April rises, from a wintry 41.2°F (5.1°C) in March, to a cool 55°F (12.8°C). Weather in April »

The last month of the spring, May, is a comfortable month in East Derry, New Hampshire, with average temperature fluctuating between 47.1°F (8.4°C) and 66.9°F (19.4°C). In May, the average high-temperature increases, from a fresh 55°F (12.8°C) in April, to a comfortable 66.9°F (19.4°C). Weather in May »

June, the first month of the summer, in East Derry, is a moderately hot month, 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). In June, the average high-temperature marginally rises, from a comfortable 66.9°F (19.4°C) in May, to a moderately hot 74.5°F (23.6°C). Weather in June »

July, the same as June, is a moderately hot summer month in East Derry, New Hampshire, with average temperature varying between 81.7°F (27.6°C) and 61°F (16.1°C). The warmest month is July, with an average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 61°F (16.1°C). The average heat index is estimated at a hot 86.9°F (30.5°C). Weather in July »

August, the last month of the summer, in East Derry, is another warm month, with temperature in the range of an average low of 59.9°F (15.5°C) and an average high of 80.1°F (26.7°C). In East Derry, the average high-temperature in August is relatively the same as in July - a still warm 80.1°F (26.7°C). Weather in August »

The first month of the autumn, September, is also an agreeable month in East Derry, New Hampshire, with average temperature ranging between min 54°F (12.2°C) and max 72.1°F (22.3°C). In September, the average high-temperature marginally drops, from a warm 80.1°F (26.7°C) in August, to an agreeable 72.1°F (22.3°C). Weather in September »

October, the same as September, in East Derry, New Hampshire, is a moderate autumn month, with average temperature ranging between min 44.6°F (7°C) and max 59.2°F (15.1°C). In October, the average high-temperature drops, from a pleasant 72.1°F (22.3°C) in September, to a moderate 59.2°F (15.1°C). Weather in October »

November, the last month of the autumn, in East Derry, is also a frosty month, with average temperature fluctuating between 46.6°F (8.1°C) and 33.6°F (0.9°C). In East Derry, the average high-temperature in November decreases, from a moderate 59.2°F (15.1°C) in October, to a chilly 46.6°F (8.1°C). Weather in November »

December, the first month of the winter, in East Derry, is also a wintry month, with average temperature fluctuating between 36.3°F (2.4°C) and 25.3°F (-3.7°C). In East Derry, the average high-temperature decreases, from a chilly 46.6°F (8.1°C) in November, to a wintry 36.3°F (2.4°C). Weather in December »

What is the coldest month in East Derry?

With an average high-temperature of 30.6°F (-0.8°C) and an average low-temperature of 18°F (-7.8°C), January is the coldest month.

How much does it rain in East Derry?

Throughout the year, in East Derry, there are 104.4 rainfall days, and 12.95" (329mm) of precipitation is accumulated.

What is the driest month in East Derry?

The month with the least rainfall in East Derry is January when the rain falls for 4.1 days and typically collects 0.75" (19mm) of precipitation.

When does it snow in East Derry?

January through May, October through December are months with snowfall in East Derry, New Hampshire.

How much does it snow in East Derry?

Throughout the year, in East Derry, New Hampshire, there are 26.1 snowfall days, and 11.54" (293mm) of snow is accumulated.

What is the month with the lowest UV index in East Derry?

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the most humid month in East Derry?

February is the most humid month in East Derry, New Hampshire, with an average relative humidity of 81%.

What is the month with the least sunshine in East Derry?

The month with the least sunshine in East Derry is February, with an average of 4.6h of sunshine.

What is the least humid month in East Derry?

With an average relative humidity of 72%, April is the least humid month.

When it does not snow in East Derry?

June through September are months without snowfall in East Derry.

When are the longest days in East Derry?

With an average of 15.3h of daylight, June has the longest days of the year.

What is the month with the highest UV index in East Derry?

June through August, with an average maximum UV index of 6, are months with the highest UV index in East Derry.

What is the warmest month in East Derry?

With an average high-temperature of 81.7°F (27.6°C) and an average low-temperature of 61°F (16.1°C), July is the warmest month in East Derry, New Hampshire.

What month has the most sunshine in East Derry?

With an average of 10.4h of sunshine, August has the most sunshine of the year.

What is the wettest month in East Derry?

October is the month with the most rainfall. Rain falls for 9.4 days and accumulates 1.38" (35mm) of precipitation.

What is the snowiest month in East Derry?

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 in East Derry?

The month with the shortest days in East Derry, New Hampshire, is December, with an average of 9.1h of daylight.
Average pressure - East Derry, NH

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

Average wind speed - East Derry, NH

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 rainfall - East Derry, NH
Average rainfall days - East Derry, NH

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 days - East Derry, NH

The month with the highest number of snowfall days is January (7.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - East Derry, NH

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

The month with the most sunshine is August (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

Average sunshine days - East Derry, NH

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
Average visibility - East Derry, NH

Months with the highest visibility are January, April, November and December (6mi).
Months with the lowest visibility are February, March, May, June, July, August, September and October (5mi).