Monthly weather forecast and climate
Effingham, NH

January, like December, is a freezing cold winter month in Effingham, New Hampshire, with average temperature ranging between min 13.8°F (-10.1°C) and max 27.7°F (-2.4°C). With an average high-temperature of 27.7°F (-2.4°C) and an average low-temperature of 13.8°F (-10.1°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Effingham, is also a subzero cold month, with average temperature varying between 30°F (-1.1°C) and 14.9°F (-9.5°C). In Effingham, New Hampshire, the average high-temperature is relatively the same as in January - a still freezing cold 30°F (-1.1°C). Weather in February »

The first month of the spring, March, is a wintry month in Effingham, New Hampshire, with average temperature varying between 23°F (-5°C) and 38.1°F (3.4°C). In March, the average high-temperature marginally rises, from a freezing cold 30°F (-1.1°C) in February, to a wintry 38.1°F (3.4°C). Weather in March »

April is a cool spring month in Effingham, New Hampshire, with average temperature varying between 34°F (1.1°C) and 51.3°F (10.7°C). In April, the average high-temperature increases, from a wintry 38.1°F (3.4°C) in March, to a fresh 51.3°F (10.7°C). Weather in April »

The last month of the spring, May, is an enjoyable month in Effingham, New Hampshire, with temperature in the range of an average low of 44.1°F (6.7°C) and an average high of 63.9°F (17.7°C). In May, the average high-temperature rises, from a fresh 51.3°F (10.7°C) in April, to a comfortable 63.9°F (17.7°C). Weather in May »

June, the first month of the summer, in Effingham, is a pleasant month, with average temperature fluctuating between 71.2°F (21.8°C) and 51.4°F (10.8°C). In Effingham, the average high-temperature marginally rises, from an enjoyable 63.9°F (17.7°C) in May, to an agreeable 71.2°F (21.8°C). Weather in June »

July is a moderately hot summer month in Effingham, New Hampshire, with average temperature varying between 57.9°F (14.4°C) and 78.4°F (25.8°C). July is the warmest month, with an average high-temperature of 78.4°F (25.8°C) and an average low-temperature of 57.9°F (14.4°C). Weather in July »

August, the last month of the summer, in Effingham, is also a moderately hot month, with average temperature ranging between max 77.2°F (25.1°C) and min 56.7°F (13.7°C). In August, the average high-temperature is almost the same as in July - a still moderately hot 77.2°F (25.1°C). Weather in August »

The first month of the autumn, September, is still a pleasant month in Effingham, New Hampshire, with average temperature varying between 69.8°F (21°C) and 50.2°F (10.1°C). In September, the average high-temperature slightly decreases, from a moderately hot 77.2°F (25.1°C) in August, to an agreeable 69.8°F (21°C). Weather in September »

October, the same as September, in Effingham, New Hampshire, is a moderate autumn month, with average temperature ranging between min 41.5°F (5.3°C) and max 56.5°F (13.6°C). In Effingham, the average high-temperature drops, from an agreeable 69.8°F (21°C) in September, to a moderate 56.5°F (13.6°C). Weather in October »

The last month of the autumn, November, is another chilly month in Effingham, New Hampshire, with temperature in the range of an average high of 44.2°F (6.8°C) and an average low of 30.6°F (-0.8°C). In Effingham, the average high-temperature drops, from a moderate 56.5°F (13.6°C) in October, to a frosty 44.2°F (6.8°C). Weather in November »

December, the first month of the winter, in Effingham, is still a cold month, with average temperature ranging between max 33.1°F (0.6°C) and min 21.7°F (-5.7°C). In December, the average high-temperature decreases, from a chilly 44.2°F (6.8°C) in November, to a cold 33.1°F (0.6°C). Weather in December »

What is the coldest month in Effingham?

January is the coldest month, with an average high-temperature of 27.7°F (-2.4°C) and an average low-temperature of 13.8°F (-10.1°C).

What is the most humid month in Effingham?

Months with the highest humidity in Effingham are January and February, with an average relative humidity of 85%.

How many days does it rain in Effingham?

Throughout the year, in Effingham, New Hampshire, there are 138 rainfall days, and 30.08" (764mm) of precipitation is accumulated.

When does it snow in Effingham?

Months with snowfall are January through May, October through December.

How many days does it snow in Effingham?

Throughout the year, in Effingham, there are 48.9 snowfall days, and 38.15" (969mm) of snow is accumulated.

What is the snowiest month in Effingham?

February is the month with the most snowfall in Effingham. Snow falls for 11.5 days and accumulates 9.72" (247mm) of snow.

What is the month with the least sunshine in Effingham?

With an average of 4.5h of sunshine, February has the least sunshine of the year in Effingham.

What is the month with the lowest UV index in Effingham?

With an average maximum UV index of 1, February is the month with the lowest UV index in Effingham.

What are the least humid months in Effingham?

April and November, with an average relative humidity of 77%, are the least humid months.

When it does not snow in Effingham?

June through September are months without snowfall in Effingham.

When are the longest days in Effingham?

With an average of 15.4h of daylight, June has the longest days of the year in Effingham.

What is the month with the highest UV index in Effingham?

June through August, with an average maximum UV index of 5, are months with the highest UV index in Effingham.

What is the warmest month in Effingham?

The warmest month is July, with an average high-temperature of 78.4°F (25.8°C) and an average low-temperature of 57.9°F (14.4°C).

What month has the most sunshine in Effingham?

August has the most sunshine of the year in Effingham, New Hampshire, with an average of 10h of sunshine.

What is the driest month in Effingham?

The month with the least rainfall in Effingham, New Hampshire, is September when the rain falls for 10.9 days and typically collects 1.54" (39mm) of precipitation.

What is the rainiest month in Effingham?

The month with the most rainfall in Effingham is October when the rain falls for 13.2 days and typically aggregates up to 3.31" (84mm) of precipitation.

What is the month with the shortest days in Effingham?

The month with the shortest days in Effingham, New Hampshire, is December, with an average of 9h of daylight.
Average temperature - Effingham, NH
Average pressure - Effingham, NH

The month with the highest atmospheric pressure is November (30.06").
The month with the lowest atmospheric pressure is June (29.91").

Average wind speed - Effingham, NH

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
Average rainfall - Effingham, NH

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

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 days - Effingham, NH

The month with the highest number of snowfall days is February (11.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Effingham, NH

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

The month with the most sunshine is August (Average sunshine: 10h).
The month with the least sunshine is February (Average sunshine: 4.5h).

Average sunshine days - Effingham, NH

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 visibility - Effingham, NH

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