Climate and monthly weather forecast
Gilsum, NH

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Weather in January

January, like December, is a freezing cold winter month in Gilsum, New Hampshire, with an average temperature ranging between min 15.1°F (-9.4°C) and max 27.9°F (-2.3°C). January is the month that records the lowest temperatures, with averages ranging from a high of 27.9°F (-2.3°C) to a low of 15.1°F (-9.4°C). Weather in January »

Weather in February

February, the last month of the winter in Gilsum, is another freezing cold month, with an average temperature fluctuating between 16.5°F (-8.6°C) and 31.1°F (-0.5°C). February's arrival shows an average high-temperature of a still freezing cold 31.1°F (-0.5°C), hardly different from the previous month. Weather in February »

Weather in March

March, the first month of the spring in Gilsum, is a wintry month, with an average temperature ranging between max 39.4°F (4.1°C) and min 24.3°F (-4.3°C). Observing a slight rise in March, the average high-temperature shifts from February's subzero cold 31.1°F (-0.5°C) to a wintry 39.4°F (4.1°C). Weather in March »

Weather in April

April is a cool spring month in Gilsum, New Hampshire, with temperature in the range of an average low of 35.1°F (1.7°C) and an average high of 52.9°F (11.6°C). With the onset of April, Gilsum sees a temperature rise, with the average high-temperature moving from March's wintry 39.4°F (4.1°C) to a cool 52.9°F (11.6°C). Weather in April »

Weather in May

May, the last month of the spring in Gilsum, is a comfortable month, with an average temperature varying between 45.3°F (7.4°C) and 66°F (18.9°C). The transition from April to May brings a temperature rise, with average high-temperatures increasing from a cool 52.9°F (11.6°C) to an enjoyable 66°F (18.9°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Gilsum, New Hampshire, with an average temperature fluctuating between 52.5°F (11.4°C) and 73.2°F (22.9°C). The transition from May to June brings a subtle temperature rise, with average high-temperatures increasing from an enjoyable 66°F (18.9°C) to an agreeable 73.2°F (22.9°C). Weather in June »

Weather in July

July in Gilsum, New Hampshire, is a moderately hot summer month, with an average temperature fluctuating between 58.6°F (14.8°C) and 79.9°F (26.6°C). Gilsum's temperatures peak on average in July, reaching 79.9°F (26.6°C) at their highest and 58.6°F (14.8°C) at their lowest. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Gilsum, New Hampshire, with temperature in the range of an average high of 78.1°F (25.6°C) and an average low of 56.8°F (13.8°C). Gilsum registers an average high-temperature of a still moderately hot 78.1°F (25.6°C) with the arrival of August, showing minor deviation from the preceding month. Weather in August »

Weather in September

September, the first month of the autumn in Gilsum, is also an agreeable month, with an average temperature varying between 50.9°F (10.5°C) and 70°F (21.1°C). The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's warm 78.1°F (25.6°C) to a pleasant 70°F (21.1°C). Weather in September »

Weather in October

October, the same as September, in Gilsum, New Hampshire, is another refreshing autumn month, with an average temperature ranging between max 56.8°F (13.8°C) and min 42.1°F (5.6°C). The start of October comes with a reduction in the average high-temperature, receding from a pleasant 70°F (21.1°C) in September to a refreshing 56.8°F (13.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Gilsum, is another chilly month, with an average temperature varying between 31.3°F (-0.4°C) and 44.4°F (6.9°C). A decrease in the average high-temperature is observed during November, shifting from a mild 56.8°F (13.8°C) in October to a chilly 44.4°F (6.9°C). Weather in November »

Weather in December

December, the first month of the winter in Gilsum, is also a wintry month, with an average temperature ranging between min 22.8°F (-5.1°C) and max 33.4°F (0.8°C). Setting in of December comes with a decrease in the average high-temperature, moving from a frosty 44.4°F (6.9°C) in November to an icy 33.4°F (0.8°C). Weather in December »

Frequently asked questions

What time of the year is the coldest?

January proves to be the coldest month, recording an average maximum temperature of 27.9°F (-2.3°C) and a minimum temperature of 15.1°F (-9.4°C).

How much does it rain?

Throughout the year, there are 125.1 rainfall days, and 11.69" (297mm) of precipitation is accumulated.

When does it snow?

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

When does it snow the most?

January is the month with the most snowfall in Gilsum. Snow falls for 9.2 days and accumulates 2.64" (67mm) of snow.

How much does it snow?

Throughout the year, there are 39.8 snowfall days, and 10.2" (259mm) of snow is accumulated.

What is the month with the lowest UV index?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the most humid month?

February is the most humid month in Gilsum, with an average relative humidity of 85%.

What is the month with the least sunshine?

The month with the least sunshine in Gilsum is February, with an average of 4.4h of sunshine.

What is the driest month in Gilsum?

March is the month with the least rainfall. Rain falls for 10 days and accumulates 0.75" (19mm) of precipitation.

When is Daylight Saving Time (DST)?

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

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

When it does not snow?

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

When are the longest days?

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

What time of the year is the hottest?

July, noted for its average high-temperature of 79.9°F (26.6°C) and an average low-temperature of 58.6°F (14.8°C), is considered the warmest month.

What is the wettest month?

The month with the most rainfall is July, when the rain falls for 13.3 days and typically aggregates up to 1.3" (33mm) of precipitation.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 6.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10.3h of sunshine.

What is the month with the shortest days?

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

Average temperature
Gilsum, NH

Average temperature - Gilsum, NH

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.9°F).

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

Average pressure
Gilsum, NH

Average pressure - Gilsum, 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).

Average wind speed
Gilsum, NH

Average wind speed - Gilsum, NH

The windiest months (with the highest average wind speed) are January, February and March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity
Gilsum, NH

Average humidity - Gilsum, NH

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).

Average rainfall
Gilsum, NH

Average rainfall - Gilsum, NH

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is March (0.75").

Average rainfall days
Gilsum, NH

Average rainfall days - Gilsum, NH

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (6.3 days).

Average snowfall
Gilsum, NH

Average snowfall - Gilsum, NH

The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Gilsum, NH

Average snowfall days - Gilsum, 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).

Average daylight / Average sunshine
Gilsum, NH

Average daylight / Average sunshine - Gilsum, 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days
Gilsum, NH

Average sunshine days - Gilsum, NH

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (13.8 days).

Average UV index
Gilsum, NH

Average UV index - Gilsum, NH

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

Average visibility
Gilsum, NH

Average visibility - Gilsum, NH

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

Gilsum, New Hampshire, USA

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