Climate and monthly weather forecast
Winchester, NH

Share

Weather in January

January, the same as December, in Winchester, New Hampshire, is a freezing cold winter month, with an average temperature fluctuating between 28.4°F (-2°C) and 16.2°F (-8.8°C). January, recording an average high temperature of 28.4°F (-2°C) and a low temperature of 16.2°F (-8.8°C), is Winchester's coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Winchester, New Hampshire, with an average temperature ranging between max 31.8°F (-0.1°C) and min 17.1°F (-8.3°C). Winchester experiences a recorded average high-temperature of a still subzero cold 31.8°F (-0.1°C) in February, closely aligned with January's 28.4°F (-2°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Winchester, New Hampshire, with temperature in the range of an average high of 40.1°F (4.5°C) and an average low of 25°F (-3.9°C). Winchester in March experiences a slight uptick in the average high-temperature, adjusting from February's subzero cold 31.8°F (-0.1°C) to a cold 40.1°F (4.5°C). Weather in March »

Weather in April

April in Winchester, New Hampshire, is a cool spring month, with an average temperature ranging between min 35.4°F (1.9°C) and max 53.4°F (11.9°C). The arrival of April brings an increase in high-temperatures, moving from an icy 40.1°F (4.5°C) in March to a cool 53.4°F (11.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Winchester, New Hampshire, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 66.9°F (19.4°C). The start of May brings a rise in the average high-temperature, moving from a fresh 53.4°F (11.9°C) in April to a refreshing 66.9°F (19.4°C). Weather in May »

Weather in June

June, the first month of the summer in Winchester, is a moderately hot month, with an average temperature ranging between max 73.9°F (23.3°C) and min 52.9°F (11.6°C). With the onset of June, Winchester experiences a subtle temperature shift, with the average high-temperature moving from a comfortable 66.9°F (19.4°C) in May to a warm 73.9°F (23.3°C). Weather in June »

Weather in July

July, like June, in Winchester, New Hampshire, is another warm summer month, with an average temperature ranging between max 80.2°F (26.8°C) and min 59.2°F (15.1°C). With average high and low temperatures of 80.2°F (26.8°C) and 59.2°F (15.1°C) respectively, July is Winchester's warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Winchester, New Hampshire, with an average temperature varying between 78.4°F (25.8°C) and 57.6°F (14.2°C). The transition from July to August brings an average high-temperature of a still warm 78.4°F (25.8°C), barely different from July's 80.2°F (26.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Winchester, New Hampshire, with an average temperature fluctuating between 71.1°F (21.7°C) and 51.4°F (10.8°C). September brings a minor shift in the average high-temperature, adjusting from a moderately hot 78.4°F (25.8°C) in August to a pleasant 71.1°F (21.7°C). Weather in September »

Weather in October

October, the same as September, in Winchester, New Hampshire, is a moderate autumn month, with an average temperature varying between 42.6°F (5.9°C) and 57.6°F (14.2°C). With the onset of October, Winchester's average high-temperature adjusts, receding from September's agreeable 71.1°F (21.7°C) to a refreshing 57.6°F (14.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Winchester, New Hampshire, with an average temperature fluctuating between 31.8°F (-0.1°C) and 45.5°F (7.5°C). November suggests a modest reduction in the average high-temperature, shifting from a mild 57.6°F (14.2°C) in October to a chilly 45.5°F (7.5°C). Weather in November »

Weather in December

December, the first month of the winter in Winchester, is also an icy month, with an average temperature fluctuating between 34.5°F (1.4°C) and 23.9°F (-4.5°C). The onset of December coincides with a reduction in the average high-temperature, falling from a frosty 45.5°F (7.5°C) in November to a cold 34.5°F (1.4°C). Weather in December »
[Resources]

Frequently asked questions

What part of the year is the coldest in Winchester?

January, having an average high-temperature of 28.4°F (-2°C) and an average low-temperature of 16.2°F (-8.8°C), is the coldest month in Winchester, New Hampshire.

How much does it rain in Winchester?

Throughout the year, in Winchester, there are 146.7 rainfall days, and 27.2" (691mm) of precipitation is accumulated.

When does it snow in Winchester?

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

How many days does it snow in Winchester?

Throughout the year, in Winchester, there are 43.8 snowfall days, and 27.28" (693mm) of snow is accumulated.

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

The months with the lowest UV index in Winchester, New Hampshire, are January through March, October through December, with an average maximum UV index of 2.

What is the most humid month in Winchester?

With an average relative humidity of 84%, February is the most humid month in Winchester.

What is the snowiest month in Winchester?

The month with the most snowfall is February, when snow falls for 10.9 days and typically aggregates up to 7.44" (189mm) of snow.

What is the month with the least sunshine in Winchester?

The month with the least sunshine in Winchester, New Hampshire, is February, with an average of 4.6h of sunshine.

When is Daylight Saving Time (DST) in Winchester?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Winchester, New Hampshire, 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 Winchester?

With an average relative humidity of 73%, April is the least humid month in Winchester.

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

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

When it does not snow in Winchester?

June through September are months without snowfall in Winchester.

When are the longest days in Winchester?

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

What time of the year is the hottest in Winchester?

Winchester's warmest month, July, registers temperatures that range from a high of 80.2°F (26.8°C) to a low of 59.2°F (15.1°C).

What month has the most sunshine in Winchester?

With an average of 10.4h of sunshine, August has the most sunshine of the year in Winchester, New Hampshire.

What is the driest month in Winchester?

The month with the least rainfall is September, when the rain falls for 11.4 days and typically collects 1.81" (46mm) of precipitation.

What is the wettest month in Winchester?

October is the month with the most rainfall. Rain falls for 14 days and accumulates 2.76" (70mm) of precipitation.

What is the month with the shortest days in Winchester?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

Average temperature
Winchester, NH

Average temperature - Winchester, NH

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (28.4°F).

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

[Resources]

Average pressure
Winchester, NH

Average pressure - Winchester, NH

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

[Resources]

Average wind speed
Winchester, NH

Average wind speed - Winchester, NH

The windiest months (with the highest average wind speed) are January, February and March (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).

[Resources]

Average rainfall
Winchester, NH

Average rainfall - Winchester, NH

The wettest month (with the highest rainfall) is October (2.76").
The driest month (with the least rainfall) is September (1.81").

[Resources]

Average rainfall days
Winchester, NH

Average rainfall days - Winchester, NH

The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (8.1 days).

[Resources]

Average snowfall
Winchester, NH

Average snowfall - Winchester, NH

The month with the highest snowfall is February (7.44").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days
Winchester, NH

Average snowfall days - Winchester, NH

The month with the highest number of snowfall days is February (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight / Average sunshine
Winchester, NH

Average daylight / Average sunshine - Winchester, 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).

[Resources]

Average sunshine days
Winchester, NH

Average sunshine days - Winchester, NH

The months with the most sunshine days are January and November (16.7 days).
The month with the least sunshine days is June (12.4 days).

[Resources]

Average UV index
Winchester, NH

Average UV index - Winchester, NH

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

[Resources]

Average visibility
Winchester, NH

Average visibility - Winchester, 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).

[Resources]

Winchester, New Hampshire, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location