Andover
New Hampshire, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Andover, NH

January, the same as December, in Andover, New Hampshire, is a freezing cold winter month, with average temperature varying between 12.7°F (-10.7°C) and 25.9°F (-3.4°C). The coldest month is January, with an average high-temperature of 25.9°F (-3.4°C) and an average low-temperature of 12.7°F (-10.7°C). Weather in January »

The last month of the winter, February, is another freezing cold month in Andover, New Hampshire, with average temperature fluctuating between 28.8°F (-1.8°C) and 14.4°F (-9.8°C). In February, the average high-temperature is relatively the same as in January - a still subzero cold 28.8°F (-1.8°C). Weather in February »

The first month of the spring, March, is a cold month in Andover, New Hampshire, with average temperature varying between 37°F (2.8°C) and 22.5°F (-5.3°C). In Andover, New Hampshire, the average high-temperature slightly increases, from a freezing cold 28.8°F (-1.8°C) in February, to a wintry 37°F (2.8°C). Weather in March »

April is a fresh spring month in Andover, New Hampshire, with temperature in the range of an average high of 51.4°F (10.8°C) and an average low of 33.6°F (0.9°C). In April, the average high-temperature soars, from a cold 37°F (2.8°C) in March, to a cool 51.4°F (10.8°C). Weather in April »

May, the last month of the spring, in Andover, is an enjoyable month, with average temperature varying between 44.4°F (6.9°C) and 64.9°F (18.3°C). In May, the average high-temperature increases, from a cool 51.4°F (10.8°C) in April, to an enjoyable 64.9°F (18.3°C). Weather in May »

June, the first month of the summer, in Andover, is an agreeable month, with average temperature fluctuating between 51.3°F (10.7°C) and 72.1°F (22.3°C). In June, the average high-temperature slightly increases, from a comfortable 64.9°F (18.3°C) in May, to a pleasant 72.1°F (22.3°C). Weather in June »

July is a warm summer month in Andover, New Hampshire, with temperature in the range of an average high of 79°F (26.1°C) and an average low of 57.6°F (14.2°C). With an average high-temperature of 79°F (26.1°C) and an average low-temperature of 57.6°F (14.2°C), July is the warmest month. Weather in July »

The last month of the summer, August, is also a moderately hot month in Andover, New Hampshire, with average temperature fluctuating between 55.9°F (13.3°C) and 77.2°F (25.1°C). In August, the average high-temperature is relatively 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 Andover, New Hampshire, with temperature in the range of an average low of 49.5°F (9.7°C) and an average high of 69.1°F (20.6°C). In September, the average high-temperature marginally drops, from a warm 77.2°F (25.1°C) in August, to a pleasant 69.1°F (20.6°C). Weather in September »

October, like September, is another mild autumn month in Andover, New Hampshire, with average temperature fluctuating between 40.6°F (4.8°C) and 55.9°F (13.3°C). In Andover, the average high-temperature decreases, from an agreeable 69.1°F (20.6°C) in September, to a mild 55.9°F (13.3°C). Weather in October »

The last month of the autumn, November, is another chilly month in Andover, New Hampshire, with average temperature fluctuating between 30°F (-1.1°C) and 43.2°F (6.2°C). In November, the average high-temperature decreases, from a moderate 55.9°F (13.3°C) in October, to a chilly 43.2°F (6.2°C). Weather in November »

December, the first month of the winter, in Andover, is still a freezing cold month, with average temperature ranging between min 21°F (-6.1°C) and max 31.5°F (-0.3°C). In December, the average high-temperature decreases, from a frosty 43.2°F (6.2°C) in November, to a freezing cold 31.5°F (-0.3°C). Weather in December »

What is the coldest month in Andover?

January is the coldest month in Andover, New Hampshire, with an average high-temperature of 25.9°F (-3.4°C) and an average low-temperature of 12.7°F (-10.7°C).

What is the most humid month in Andover?

Months with the highest humidity are January and February, with an average relative humidity of 86%.

How many days does it rain in Andover?

In Andover, New Hampshire, during the entire year, the rain falls for 103.3 days and collects up to 12.52" (318mm) of precipitation.

What is the driest month in Andover?

The month with the least rainfall is January when the rain falls for 4.3 days and typically collects 0.71" (18mm) of precipitation.

When does it snow in Andover?

Months with snowfall in Andover, New Hampshire, are January through May, October through December.

How many days does it snow in Andover?

Throughout the year, there are 43.2 snowfall days, and 14.49" (368mm) of snow is accumulated.

What is the snowiest month in Andover?

The month with the most snowfall is February when snow falls for 10.1 days and typically aggregates up to 4.02" (102mm) of snow.

What is the month with the least sunshine in Andover?

The month with the least sunshine in Andover is February, with an average of 4h of sunshine.

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

Months with the lowest UV index are February and December, with an average maximum UV index of 1.

What are the least humid months in Andover?

April and May, with an average relative humidity of 75%, are the least humid months in Andover.

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

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

When it does not snow in Andover?

June through September are months without snowfall in Andover.

When are the longest days in Andover?

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

What is the warmest month in Andover?

July is the warmest month in Andover, with an average high-temperature of 79°F (26.1°C) and an average low-temperature of 57.6°F (14.2°C).

What month has the most sunshine in Andover?

With an average of 10.1h of sunshine, August has the most sunshine of the year in Andover.

What is the rainiest month in Andover?

October is the month with the most rainfall. Rain falls for 9.7 days and accumulates 1.54" (39mm) of precipitation.

What is the month with the shortest days in Andover?

The month with the shortest days in Andover is December, with an average of 9h of daylight.
Average humidity - Andover, NH
Average rainfall - Andover, NH

The wettest month (with the highest rainfall) is October (1.54").
The driest month (with the least rainfall) is January (0.71").

Average rainfall days - Andover, NH

The month with the highest number of rainy days is July (11.6 days).
The month with the least rainy days is February (3.4 days).

Average snowfall - Andover, NH
Average snowfall days - Andover, NH

The month with the highest number of snowfall days is February (10.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Andover, 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: 10.1h).
The month with the least sunshine is February (Average sunshine: 4h).