Climate and monthly weather forecast
Marlborough, NH

Share

Weather in January

January, the same as December, in Marlborough, New Hampshire, is another subzero cold winter month, with an average temperature varying between 27.9°F (-2.3°C) and 15.1°F (-9.4°C). January, noted for its average high-temperature of 27.9°F (-2.3°C) and an average low-temperature of 15.1°F (-9.4°C), is considered the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another freezing cold month in Marlborough, New Hampshire, with an average temperature ranging between max 31.1°F (-0.5°C) and min 16.5°F (-8.6°C). Entering February, Marlborough's average high-temperature reads a still subzero cold 31.1°F (-0.5°C), indicating a close resemblance to the previous month's climate. Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Marlborough, New Hampshire, with an average temperature ranging between min 24.3°F (-4.3°C) and max 39.4°F (4.1°C). As Marlborough welcomes March, the average high-temperature sees a modest rise, transitioning from a freezing cold 31.1°F (-0.5°C) in February to a wintry 39.4°F (4.1°C). Weather in March »

Weather in April

April in Marlborough, New Hampshire, is a cool spring month, with an average temperature ranging between max 52.9°F (11.6°C) and min 35.1°F (1.7°C). The onset of April marks an increase in the average high-temperature, moving from a wintry 39.4°F (4.1°C) in March to a fresh 52.9°F (11.6°C). Weather in April »

Weather in May

May, the last month of the spring in Marlborough, is an enjoyable month, with an average temperature varying between 45.3°F (7.4°C) and 66°F (18.9°C). May witnesses an increase in the average high-temperature, moving from a fresh 52.9°F (11.6°C) in April to a refreshing 66°F (18.9°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Marlborough, New Hampshire, with temperature in the range of an average low of 52.5°F (11.4°C) and an average high of 73.2°F (22.9°C). The beginning of June marks a minor shift in the average high-temperature, moving from May's refreshing 66°F (18.9°C) to a pleasant 73.2°F (22.9°C). Weather in June »

Weather in July

July is a moderately hot summer month in Marlborough, New Hampshire, with an average temperature fluctuating between 79.9°F (26.6°C) and 58.6°F (14.8°C). July, characterized by an average high temperature of 79.9°F (26.6°C) and a low temperature of 58.6°F (14.8°C), is generally the warmest month. Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Marlborough, New Hampshire, with an average temperature varying between 56.8°F (13.8°C) and 78.1°F (25.6°C). The arrival of August marks a slight shift to an average high-temperature of a still moderately hot 78.1°F (25.6°C) from July's 79.9°F (26.6°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Marlborough, New Hampshire, with an average temperature ranging between min 50.9°F (10.5°C) and max 70°F (21.1°C). With the commencement of September, Marlborough records a moderate temperature decline, with the average high easing from August's moderately hot 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 Marlborough, New Hampshire, is a moderate autumn month, with an average temperature ranging between max 56.8°F (13.8°C) and min 42.1°F (5.6°C). Marlborough's progression into October includes a drop in the average high-temperature, from an agreeable 70°F (21.1°C) in September to a mild 56.8°F (13.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Marlborough, is also a frosty month, with an average temperature ranging between max 44.4°F (6.9°C) and min 31.3°F (-0.4°C). The arrival of November signals a shift in temperature, down from a refreshing 56.8°F (13.8°C) in October to a frosty 44.4°F (6.9°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Marlborough, New Hampshire, with an average temperature varying between 22.8°F (-5.1°C) and 33.4°F (0.8°C). With the onset of December, Marlborough's average high-temperature adjusts, receding from November's frosty 44.4°F (6.9°C) to a cold 33.4°F (0.8°C). Weather in December »
[Resources]

Frequently asked questions

What is the coldest month in Marlborough?

In Marlborough, New Hampshire, the lowest temperatures are generally noted in January, averaging a high of 27.9°F (-2.3°C) and a low of 15.1°F (-9.4°C).

How much does it rain in Marlborough?

In Marlborough, New Hampshire, during the entire year, the rain falls for 125.1 days and collects up to 11.69" (297mm) of precipitation.

When does it snow in Marlborough?

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

What is the snowiest month in Marlborough?

The month with the most snowfall in Marlborough, New Hampshire, is January, when snow falls for 9.2 days and typically aggregates up to 2.64" (67mm) of snow.

How many days does it snow in Marlborough?

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

When is the lowest UV index in Marlborough?

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

What is the most humid month in Marlborough?

With an average relative humidity of 85%, February is the most humid month in Marlborough, New Hampshire.

What is the month with the least sunshine in Marlborough?

With an average of 4.4h of sunshine, February has the least sunshine of the year.

What is the driest month in Marlborough?

The month with the least rainfall in Marlborough, New Hampshire, is March, when the rain falls for 10 days and typically collects 0.75" (19mm) of precipitation.

When is Daylight Saving Time (DST) in Marlborough?

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

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

When it does not snow in Marlborough?

June through September are months without snowfall in Marlborough.

When are the longest days in Marlborough?

The month with the longest days in Marlborough, New Hampshire, is June, with an average of 15h and 18min of daylight.

What is the warmest month in Marlborough?

The warmest temperatures in Marlborough, New Hampshire, occur during July, when averages reach a peak of 79.9°F (26.6°C) and a low of 58.6°F (14.8°C).

What is the rainiest month in Marlborough?

July is the month with the most rainfall in Marlborough, New Hampshire. Rain falls for 13.3 days and accumulates 1.3" (33mm) of precipitation.

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

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

What month has the most sunshine in Marlborough?

The month with the most sunshine in Marlborough, New Hampshire, is August, with an average of 10.3h of sunshine.

What is the month with the shortest days in Marlborough?

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

Average temperature
Marlborough, NH

Average temperature - Marlborough, 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).

[Resources]

Average pressure
Marlborough, NH

Average pressure - Marlborough, 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
Marlborough, NH

Average wind speed - Marlborough, 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).

[Resources]

Average rainfall
Marlborough, NH

Average rainfall - Marlborough, NH

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

[Resources]

Average rainfall days
Marlborough, NH

Average rainfall days - Marlborough, 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).

[Resources]

Average snowfall
Marlborough, NH

Average snowfall - Marlborough, NH

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

[Resources]

Average snowfall days
Marlborough, NH

Average snowfall days - Marlborough, 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).

[Resources]

Average daylight / Average sunshine
Marlborough, NH

Average daylight / Average sunshine - Marlborough, 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).

[Resources]

Average sunshine days
Marlborough, NH

Average sunshine days - Marlborough, 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).

[Resources]

Average UV index
Marlborough, NH

Average UV index - Marlborough, 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).

[Resources]

Average visibility
Marlborough, NH

Average visibility - Marlborough, 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).

[Resources]

Marlborough, New Hampshire, USA

Weather forecast for your location

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