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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, in Marlborough, New Hampshire, is a freezing cold winter month, with temperature in the range of an average low of 15.1°F (-9.4°C) and an average high of 27.9°F (-2.3°C). The coldest temperatures occur during January, when averages reach a peak of 27.9°F (-2.3°C) and a low of 15.1°F (-9.4°C). Weather in January »
Weather in February
The last month of the winter, February, is also a subzero cold month in Marlborough, New Hampshire, with temperature in the range of an average low of 16.5°F (-8.6°C) and an average high of 31.1°F (-0.5°C). With February's arrival, Marlborough's weather records an average high-temperature of a still freezing cold 31.1°F (-0.5°C), marking little difference from January's 27.9°F (-2.3°C). Weather in February »
Weather in March
March, the first month of the spring in Marlborough, is an icy month, with an average temperature varying between 39.4°F (4.1°C) and 24.3°F (-4.3°C). March marks a minor ascent in the average high-temperature, adjusting 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 in Marlborough, New Hampshire, is a fresh spring month, with an average temperature ranging between min 35.1°F (1.7°C) and max 52.9°F (11.6°C). The shift into April is accompanied by a temperature increase, with the average high-temperature rising from an icy 39.4°F (4.1°C) in March to a fresh 52.9°F (11.6°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Marlborough, New Hampshire, with an average temperature fluctuating between 45.3°F (7.4°C) and 66°F (18.9°C). Marlborough's weather in May shows a rise in the average high-temperature, moving up from April's fresh 52.9°F (11.6°C) 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 an average temperature fluctuating between 52.5°F (11.4°C) and 73.2°F (22.9°C). As Marlborough transitions into June, a marginal rise in the average high-temperature is observed, moving from a comfortable 66°F (18.9°C) in May to an agreeable 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). The average temperatures reach their apex in July, averaging 79.9°F (26.6°C) at the high end and 58.6°F (14.8°C) at the low end. 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 fluctuating between 78.1°F (25.6°C) and 56.8°F (13.8°C). Transitioning into August, Marlborough experiences an average high-temperature of a still warm 78.1°F (25.6°C), marking a minor shift from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Marlborough, is still a pleasant month, with temperature in the range of an average low of 50.9°F (10.5°C) and an average high of 70°F (21.1°C). The onset of September results in a small decrease in the average high-temperature, moderately receding from a warm 78.1°F (25.6°C) in August to a pleasant 70°F (21.1°C). Weather in September »
Weather in October
October, like September, is another mild autumn month in Marlborough, New Hampshire, with an average temperature varying between 56.8°F (13.8°C) and 42.1°F (5.6°C). Start of October brings a shift in the average high-temperature, falling from September's agreeable 70°F (21.1°C) to a moderate 56.8°F (13.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Marlborough, New Hampshire, with an average temperature varying between 44.4°F (6.9°C) and 31.3°F (-0.4°C). Setting in of November comes with a decrease in the average high-temperature, moving from a mild 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 fluctuating between 22.8°F (-5.1°C) and 33.4°F (0.8°C). December's onset brings a slight change in high-temperatures, falling from a chilly 44.4°F (6.9°C) in November to an icy 33.4°F (0.8°C). Weather in December »
Updated: Jun 8, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Marlborough?
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?
In Marlborough, during the entire year, the rain falls for 125.1 days and collects up to 11.69" (297mm) of precipitation.
When does it snow?
January through May, October through December are months with snowfall.
What is the snowiest month?
January is the month with the most snowfall. Snow falls for 9.2 days and accumulates 2.64" (67mm) of snow.
How many days does it snow?
Throughout the year, in Marlborough, there are 39.8 snowfall days, and 10.2" (259mm) of snow is accumulated.
What are the months with the lowest UV index in Marlborough?
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2.
What is the most humid month?
The most humid month is February, with an average relative humidity of 85%.
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?
The month with the least rainfall is March, when the rain falls for 10 days and typically collects 0.75" (19mm) of precipitation.
When is Daylight Saving Time (DST)?
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?
With an average relative humidity of 74%, April is the least humid month.
When it does not snow?
June through September are months without snowfall.
When are the longest days?
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?
July temperatures tend to peak at an average high of 79.9°F (26.6°C) and dip to a low of 58.6°F (14.8°C).
What is the rainiest month?
July is the month with the most rainfall. Rain falls for 13.3 days and accumulates 1.3" (33mm) of precipitation.
What is the month with 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?
The month with the shortest days is December, with an average of 9h and 6min of daylight.
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).
Average pressure
Marlborough, NH
- Average pressure in January:
30.02"Hg - Average pressure in February:
30"Hg - Average pressure in March:
30.04"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
30"Hg - Average pressure in June:
29.92"Hg
- Average pressure in July:
29.94"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.08"Hg - Average pressure in December:
30.04"Hg
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
Marlborough, NH
- Average wind speed in January:
7.9mph - Average wind speed in February:
7.9mph - Average wind speed in March:
7.9mph - Average wind speed in April:
7.7mph - Average wind speed in May:
6.4mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
5.3mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.4mph - Average wind speed in October:
6.5mph - Average wind speed in November:
6.9mph - Average wind speed in December:
7.3mph
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
Marlborough, NH
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (74%).
Average rainfall
Marlborough, NH
- Average rainfall in January:
0.83" - Average rainfall in February:
0.79" - Average rainfall in March:
0.75" - Average rainfall in April:
0.98" - Average rainfall in May:
1.14" - Average rainfall in June:
1.18"
- Average rainfall in July:
1.3" - Average rainfall in August:
0.94" - Average rainfall in September:
0.79" - Average rainfall in October:
1.18" - Average rainfall in November:
0.94" - Average rainfall in December:
0.87"
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
Marlborough, NH
- Average rainfall days in January:
6.3 days - Average rainfall days in February:
6.6 days - Average rainfall days in March:
10 days - Average rainfall days in April:
12.5 days - Average rainfall days in May:
14.6 days - Average rainfall days in June:
13.8 days
- Average rainfall days in July:
13.3 days - Average rainfall days in August:
12 days - Average rainfall days in September:
9.3 days - Average rainfall days in October:
11.2 days - Average rainfall days in November:
7.8 days - Average rainfall days in December:
7.7 days
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
Marlborough, NH
- Average snowfall in January:
2.64" - Average snowfall in February:
2.44" - Average snowfall in March:
1.42" - Average snowfall in April:
0.79" - Average snowfall in May:
0.16" - Average snowfall in June:
0"
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
Marlborough, NH
- Average snowfall days in January:
9.2 days - Average snowfall days in February:
9.4 days - Average snowfall days in March:
8.3 days - Average snowfall days in April:
1.8 days - Average snowfall days in May:
0.1 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.6 days - Average snowfall days in November:
3 days - Average snowfall days in December:
7.4 days
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
Marlborough, NH
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 4min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 1min
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).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
4h and 2min - Average sunshine in March:
5h and 4min - Average sunshine in April:
8h and 0min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 1min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 3min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 5min
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
Marlborough, NH
- Average sunshine days in January:
19.6 days - Average sunshine days in February:
15.6 days - Average sunshine days in March:
15.8 days - Average sunshine days in April:
15.2 days - Average sunshine days in May:
13.8 days - Average sunshine days in June:
14 days
- Average sunshine days in July:
15.2 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
17.2 days - Average sunshine days in October:
17 days - Average sunshine days in November:
20.2 days - Average sunshine days in December:
18.4 days
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
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).
Average cloud cover
Marlborough, NH
The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).
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).
Marlborough, New Hampshire, USA
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