Climate and monthly weather forecast
Wilton, NH

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Weather in January

January, the same as December, in Wilton, New Hampshire, is another subzero cold winter month, with an average temperature varying between 29.7°F (-1.3°C) and 17.1°F (-8.3°C). January, with its average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 17.1°F (-8.3°C), holds the record as the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is a wintry month in Wilton, New Hampshire, with an average temperature ranging between max 32.9°F (0.5°C) and min 18.5°F (-7.5°C). Wilton, New Hampshire, in February witnesses an average high-temperature of an icy 32.9°F (0.5°C), indicating a slight variation from January's 29.7°F (-1.3°C). Weather in February »

Weather in March

The first month of the spring, March, is also a wintry month in Wilton, New Hampshire, with an average temperature varying between 41°F (5°C) and 26.1°F (-3.3°C). With the transition into March, Wilton experiences a subtle uplift in average high-temperatures, adjusting from 32.9°F (0.5°C) in February to a still icy 41°F (5°C). Weather in March »

Weather in April

April in Wilton, New Hampshire, is a fresh spring month, with temperature in the range of an average high of 54.7°F (12.6°C) and an average low of 37°F (2.8°C). As April arrives, Wilton's weather shows an increase in high-temperatures, moving from March's wintry 41°F (5°C) to a fresh 54.7°F (12.6°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Wilton, New Hampshire, with an average temperature varying between 67.1°F (19.5°C) and 46.9°F (8.3°C). May signals a shift in the average high-temperature, moving from April's fresh 54.7°F (12.6°C) to a comfortable 67.1°F (19.5°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Wilton, New Hampshire, with temperature in the range of an average low of 54.1°F (12.3°C) and an average high of 74.7°F (23.7°C). The start of June signals a slight increase in the average high-temperature, moving from an enjoyable 67.1°F (19.5°C) in May to a moderately hot 74.7°F (23.7°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Wilton, New Hampshire, with an average temperature varying between 61°F (16.1°C) and 81.5°F (27.5°C). July is the warmest month of the year, registering average temperatures as high as 81.5°F (27.5°C) and as low as 61°F (16.1°C). The heat index for July is estimated at a hot 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Wilton, New Hampshire, with temperature in the range of an average low of 59.4°F (15.2°C) and an average high of 79.3°F (26.3°C). August experiences an average high-temperature of a still warm 79.3°F (26.3°C), barely different from July's 81.5°F (27.5°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Wilton, New Hampshire, with temperature in the range of an average high of 71.8°F (22.1°C) and an average low of 52.5°F (11.4°C). The advent of September brings a subtle shift in temperature, with the average high moving from a moderately hot 79.3°F (26.3°C) in August to a pleasant 71.8°F (22.1°C). Weather in September »

Weather in October

October, the same as September, in Wilton, New Hampshire, is a moderate autumn month, with an average temperature ranging between min 43.5°F (6.4°C) and max 58.5°F (14.7°C). Arrival of October comes with a reduction in the average high-temperature, falling from an agreeable 71.8°F (22.1°C) in September to a moderate 58.5°F (14.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Wilton, New Hampshire, with an average temperature varying between 46.6°F (8.1°C) and 33.1°F (0.6°C). With November's onset, the weather shows a temperature decrease, transitioning from a refreshing 58.5°F (14.7°C) in October to a chilly 46.6°F (8.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Wilton, New Hampshire, with an average temperature ranging between max 35.4°F (1.9°C) and min 24.6°F (-4.1°C). Arrival of December comes with a reduction in the average high-temperature, falling from a chilly 46.6°F (8.1°C) in November to a cold 35.4°F (1.9°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Wilton?

January tends to be the coldest month in Wilton, with temperatures averaging a daily high of 29.7°F (-1.3°C) and a low of 17.1°F (-8.3°C).

How much does it rain in Wilton?

Throughout the year, in Wilton, New Hampshire, there are 146.9 rainfall days, and 28.15" (715mm) of precipitation is accumulated.

When does it snow in Wilton?

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

How many days does it snow in Wilton?

Throughout the year, in Wilton, New Hampshire, there are 38.3 snowfall days, and 26.42" (671mm) of snow is accumulated.

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

The 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 Wilton?

February is the most humid month, with an average relative humidity of 82%.

What is the snowiest month in Wilton?

The month with the most snowfall in Wilton, New Hampshire, is February, when snow falls for 9.4 days and typically aggregates up to 6.42" (163mm) of snow.

What is the month with the least sunshine in Wilton?

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

When is Daylight Saving Time (DST) in Wilton?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Wilton?

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

When it does not snow in Wilton?

In Wilton, snow does not fall in June through September.

When are the longest days in Wilton?

June has the longest days of the year in Wilton, with an average of 15h and 18min of daylight.

What month is the hottest in Wilton?

Temperature records mark July as the warmest month, with highs averaging 81.5°F (27.5°C) and lows at 61°F (16.1°C).

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

The months with the highest UV index in Wilton are July and August, with an average maximum UV index of 6.

What month has the most sunshine in Wilton?

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

What is the driest month in Wilton?

September is the month with the least rainfall in Wilton. Rain falls for 11.4 days and accumulates 1.61" (41mm) of precipitation.

What is the rainiest month in Wilton?

The month with the most rainfall in Wilton, New Hampshire, is October, when the rain falls for 13.6 days and typically aggregates up to 3.03" (77mm) of precipitation.

What is the month with the shortest days in Wilton?

The month with the shortest days is December, with an average of 9h and 6min of daylight.

Average pressure
Wilton, NH

Average pressure - Wilton, NH

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

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Average wind speed
Wilton, NH

Average wind speed - Wilton, NH

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average rainfall
Wilton, NH

Average rainfall - Wilton, NH

The wettest month (with the highest rainfall) is October (3.03").
The driest month (with the least rainfall) is September (1.61").

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Average rainfall days
Wilton, NH

Average rainfall days - Wilton, NH

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall
Wilton, NH

Average snowfall - Wilton, NH

The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Wilton, NH

Average snowfall days - Wilton, NH

The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Wilton, NH

Average daylight / Average sunshine - Wilton, NH

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days
Wilton, NH

Average sunshine days - Wilton, NH

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (13.2 days).

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Average UV index
Wilton, NH

Average UV index - Wilton, NH

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
Wilton, NH

Average visibility - Wilton, NH

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

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Wilton, New Hampshire, USA

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