Monthly weather forecast and climate
Harrisville, NH

January, the same as December, in Harrisville, New Hampshire, is a freezing cold winter month, with average temperature fluctuating between 14.4°F (-9.8°C) and 27.3°F (-2.6°C). January is the coldest month, with an average high-temperature of 27.3°F (-2.6°C) and an average low-temperature of 14.4°F (-9.8°C). Weather in January »

February, the last month of the winter, in Harrisville, is another freezing cold month, with temperature in the range of an average low of 16.2°F (-8.8°C) and an average high of 30°F (-1.1°C). In February, the average high-temperature is practically 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 cold month in Harrisville, New Hampshire, with average temperature varying between 23.5°F (-4.7°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 cold 38.1°F (3.4°C). Weather in March »

April in Harrisville, New Hampshire, is a cool spring month, with temperature in the range of an average high of 51.6°F (10.9°C) and an average low of 34.3°F (1.3°C). In April, the average high-temperature increases, from a wintry 38.1°F (3.4°C) in March, to a cool 51.6°F (10.9°C). Weather in April »

May, the last month of the spring, in Harrisville, is a comfortable month, with average temperature fluctuating between 45.1°F (7.3°C) and 65.1°F (18.4°C). In May, the average high-temperature rises, from a fresh 51.6°F (10.9°C) in April, to a comfortable 65.1°F (18.4°C). Weather in May »

June, the first month of the summer, in Harrisville, is a pleasant month, with average temperature fluctuating between 52.5°F (11.4°C) and 73°F (22.8°C). In June, the average high-temperature slightly increases, from an enjoyable 65.1°F (18.4°C) in May, to a pleasant 73°F (22.8°C). Weather in June »

July in Harrisville, New Hampshire, is a warm summer month, with average temperature ranging between min 59.2°F (15.1°C) and max 79.2°F (26.2°C). The warmest month is July, with an average high-temperature of 79.2°F (26.2°C) and an average low-temperature of 59.2°F (15.1°C). Weather in July »

August, the last month of the summer, in Harrisville, is also a moderately hot month, with average temperature fluctuating between 57°F (13.9°C) and 76.8°F (24.9°C). In August, the average high-temperature is almost the same as in July - a still warm 76.8°F (24.9°C). Weather in August »

The first month of the autumn, September, is also an agreeable month in Harrisville, New Hampshire, with average temperature varying between 50.5°F (10.3°C) and 69.8°F (21°C). In September, the average high-temperature marginally drops, from a moderately hot 76.8°F (24.9°C) in August, to an agreeable 69.8°F (21°C). Weather in September »

October, the same as September, in Harrisville, New Hampshire, is a moderate autumn month, with average temperature ranging between max 56.1°F (13.4°C) and min 41.2°F (5.1°C). In October, the average high-temperature decreases, from a pleasant 69.8°F (21°C) in September, to a moderate 56.1°F (13.4°C). Weather in October »

The last month of the autumn, November, is another chilly month in Harrisville, New Hampshire, with average temperature varying between 30.9°F (-0.6°C) and 43.5°F (6.4°C). In Harrisville, the average high-temperature drops, from a mild 56.1°F (13.4°C) in October, to a frosty 43.5°F (6.4°C). Weather in November »

The first month of the winter, December, is still a cold month in Harrisville, New Hampshire, with average temperature ranging between max 32.7°F (0.4°C) and min 22.1°F (-5.5°C). In December, the average high-temperature drops, from a frosty 43.5°F (6.4°C) in November, to a wintry 32.7°F (0.4°C). Weather in December »

What is the coldest month in Harrisville?

The coldest month in Harrisville, New Hampshire, is January, with an average high-temperature of 27.3°F (-2.6°C) and an average low-temperature of 14.4°F (-9.8°C).

What is the most humid month in Harrisville?

January and February, with an average relative humidity of 85%, are most humid months.

How many days does it rain in Harrisville?

In Harrisville, New Hampshire, during the entire year, the rain falls for 141.7 days and collects up to 32.09" (815mm) of precipitation.

When does it snow in Harrisville?

January through May, October through December are months with snowfall in Harrisville.

How much does it snow in Harrisville?

Throughout the year, there are 59.9 snowfall days, and 47.95" (1218mm) of snow is accumulated.

What is the snowiest month in Harrisville?

February is the month with the most snowfall in Harrisville, New Hampshire. Snow falls for 13.5 days and accumulates 11.5" (292mm) of snow.

What is the month with the least sunshine in Harrisville?

The month with the least sunshine in Harrisville is February, with an average of 3.9h of sunshine.

What are the months with the lowest UV index in Harrisville?

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

What is the least humid month in Harrisville?

April is the least humid month, with an average relative humidity of 74%.

When it does not snow in Harrisville?

June through September are months without snowfall in Harrisville.

When are the longest days in Harrisville?

The month with the longest days in Harrisville, New Hampshire, is June, with an average of 15.3h of daylight.

What is the warmest month in Harrisville?

The warmest month in Harrisville is July, with an average high-temperature of 79.2°F (26.2°C) and an average low-temperature of 59.2°F (15.1°C).

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

With an average maximum UV index of 6, July is the month with the highest UV index in Harrisville, New Hampshire.

What is the driest month in Harrisville?

The month with the least rainfall in Harrisville, New Hampshire, is August when the rain falls for 15.5 days and typically collects 2.28" (58mm) of precipitation.

What month has the most sunshine in Harrisville?

August has the most sunshine of the year in Harrisville, with an average of 9.8h of sunshine.

What is the rainiest month in Harrisville?

The month with the most rainfall is October when the rain falls for 13.2 days and typically aggregates up to 3.39" (86mm) of precipitation.

What is the month with the shortest days in Harrisville?

December has the shortest days of the year in Harrisville, with an average of 9.1h of daylight.
Average temperature - Harrisville, NH
Average pressure - Harrisville, 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 - Harrisville, NH

The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity - Harrisville, NH
Average rainfall - Harrisville, NH
Average rainfall days - Harrisville, NH
Average snowfall - Harrisville, NH
Average snowfall days - Harrisville, NH

The month with the highest number of snowfall days is February (13.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Harrisville, 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: 9.8h).
The month with the least sunshine is February (Average sunshine: 3.9h).

Average sunshine days - Harrisville, NH

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is March (12 days).

Average visibility - Harrisville, NH

Months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).