Mount Washington
New Hampshire, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Mount Washington, NH

January, the same as December, in Mount Washington, New Hampshire, is another subzero cold winter month, with average temperature varying between 8.4°F (-13.1°C) and 21.7°F (-5.7°C). The coldest month is January, with an average high-temperature of 21.7°F (-5.7°C) and an average low-temperature of 8.4°F (-13.1°C). Weather in January »

February, the last month of the winter, in Mount Washington, is also a subzero cold month, with temperature in the range of an average low of 10.2°F (-12.1°C) and an average high of 23.7°F (-4.6°C). In February, the average high-temperature is almost the same as in January - a still freezing cold 23.7°F (-4.6°C). Weather in February »

March, the first month of the spring, in Mount Washington, is a cold month, with average temperature fluctuating between 32.5°F (0.3°C) and 18°F (-7.8°C). In Mount Washington, the average high-temperature slightly increases, from a freezing cold 23.7°F (-4.6°C) in February, to a wintry 32.5°F (0.3°C). Weather in March »

April is a chilly spring month in Mount Washington, New Hampshire, with average temperature fluctuating between 45.7°F (7.6°C) and 29.8°F (-1.2°C). In April, the average high-temperature increases, from a wintry 32.5°F (0.3°C) in March, to a chilly 45.7°F (7.6°C). Weather in April »

May, the last month of the spring, in Mount Washington, is an enjoyable month, with temperature in the range of an average low of 41.4°F (5.2°C) and an average high of 60.8°F (16°C). In Mount Washington, the average high-temperature increases considerably, from a frosty 45.7°F (7.6°C) in April, to a comfortable 60.8°F (16°C). Weather in May »

The first month of the summer, June, is an agreeable month in Mount Washington, New Hampshire, with average temperature ranging between max 68.2°F (20.1°C) and min 48.6°F (9.2°C). In June, the average high-temperature marginally rises, from a comfortable 60.8°F (16°C) in May, to a pleasant 68.2°F (20.1°C). Weather in June »

July is a moderately hot summer month in Mount Washington, New Hampshire, with average temperature fluctuating between 75°F (23.9°C) and 54.7°F (12.6°C). With an average high-temperature of 75°F (23.9°C) and an average low-temperature of 54.7°F (12.6°C), July is the warmest month. Weather in July »

The last month of the summer, August, is another pleasant month in Mount Washington, New Hampshire, with average temperature ranging between min 52.9°F (11.6°C) and max 73°F (22.8°C). In Mount Washington, New Hampshire, the average high-temperature is relatively the same as in July - an agreeable 73°F (22.8°C). Weather in August »

The first month of the autumn, September, is still a comfortable month in Mount Washington, New Hampshire, with average temperature fluctuating between 46.9°F (8.3°C) and 66°F (18.9°C). In Mount Washington, the average high-temperature in September slightly decreases, from an agreeable 73°F (22.8°C) in August, to an enjoyable 66°F (18.9°C). Weather in September »

October, the same as September, is another fresh autumn month in Mount Washington, New Hampshire, with average temperature varying between 37°F (2.8°C) and 50.7°F (10.4°C). In Mount Washington, the average high-temperature plummets, from an enjoyable 66°F (18.9°C) in September, to a cool 50.7°F (10.4°C). Weather in October »

The last month of the autumn, November, is another cold month in Mount Washington, New Hampshire, with temperature in the range of an average low of 25.9°F (-3.4°C) and an average high of 37.8°F (3.2°C). In November, the average high-temperature decreases, from a fresh 50.7°F (10.4°C) in October, to a wintry 37.8°F (3.2°C). Weather in November »

December, the first month of the winter, in Mount Washington, is still a freezing cold month, with temperature in the range of an average high of 26.8°F (-2.9°C) and an average low of 16.7°F (-8.5°C). In December, the average high-temperature decreases, from a wintry 37.8°F (3.2°C) in November, to a freezing cold 26.8°F (-2.9°C). Weather in December »

What is the coldest month in Mount Washington?

With an average high-temperature of 21.7°F (-5.7°C) and an average low-temperature of 8.4°F (-13.1°C), January is the coldest month in Mount Washington, New Hampshire.

How many days does it rain in Mount Washington?

In Mount Washington, during the entire year, the rain falls for 144.9 days and collects up to 20.08" (510mm) of precipitation.

When does it snow in Mount Washington?

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

How many days does it snow in Mount Washington?

In Mount Washington, during the entire year, snow falls for 116.2 days, and aggregates up to 68.07" (1729mm) of snow.

When does it snow the most in Mount Washington?

January is the month with the most snowfall in Mount Washington. Snow falls for 20.4 days and accumulates 11.42" (290mm) of snow.

What is the most humid month in Mount Washington?

February is the most humid month in Mount Washington, with an average relative humidity of 90%.

What is the month with the least sunshine in Mount Washington?

The month with the least sunshine is February, with an average of 3.5h of sunshine.

When is the lowest UV index in Mount Washington?

February and December, with an average maximum UV index of 1, are months with the lowest UV index in Mount Washington, New Hampshire.

What is the wettest month in Mount Washington?

The month with the most rainfall is April when the rain falls for 12.8 days and typically aggregates up to 2.44" (62mm) of precipitation.

What is the least humid month in Mount Washington?

With an average relative humidity of 77%, May is the least humid month.

When it does not snow in Mount Washington?

In Mount Washington, New Hampshire, snow does not fall in June through September.

When are the longest days in Mount Washington?

The month with the longest days in Mount Washington is June, with an average of 15.5h of daylight.

When is the highest UV index in Mount Washington?

June and July, with an average maximum UV index of 5, are months with the highest UV index in Mount Washington.

What is the warmest month in Mount Washington?

July is the warmest month in Mount Washington, with an average high-temperature of 75°F (23.9°C) and an average low-temperature of 54.7°F (12.6°C).

What month has the most sunshine in Mount Washington?

The month with the most sunshine is August, with an average of 9.8h of sunshine.

What is the driest month in Mount Washington?

The month with the least rainfall is September when the rain falls for 10.6 days and typically collects 0.94" (24mm) of precipitation.

What is the month with the shortest days in Mount Washington?

December has the shortest days of the year in Mount Washington, with an average of 8.9h of daylight.
Average temperature - Mount Washington, NH
Average humidity - Mount Washington, NH
Average rainfall - Mount Washington, NH
Average rainfall days - Mount Washington, NH

The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is November (8 days).

Average snowfall - Mount Washington, NH
Average snowfall days - Mount Washington, NH

The month with the highest number of snowfall days is January (20.4 days).
Months with the least snowfall days are July, August and September (0 days).

Average daylight / Average sunshine - Mount Washington, NH

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

The month with the most sunshine is August (Average sunshine: 9.8h).
The month with the least sunshine is February (Average sunshine: 3.5h).