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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
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in Boston, New York, with an average temperature varying between 17.4°F (-8.1°C) and 27.9°F (-2.3°C). With average temperatures fluctuating between a high of 27.9°F (-2.3°C) and a low of 17.4°F (-8.1°C), January stands out as the coldest month. Weather in January »
Weather in February
February, the last month of the winter in Boston, is another freezing cold month, with temperature in the range of an average high of 30.6°F (-0.8°C) and an average low of 18.5°F (-7.5°C). Boston measures an average high-temperature of a still freezing cold 30.6°F (-0.8°C) in February, nearly consistent with the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Boston, is a cold month, with an average temperature varying between 25.9°F (-3.4°C) and 39.6°F (4.2°C). As March arrives, a rise in the average high-temperature is observed, moving from a subzero cold 30.6°F (-0.8°C) in February to an icy 39.6°F (4.2°C). Weather in March »
Weather in April
April in Boston, New York, is a cool spring month, with an average temperature ranging between min 35.2°F (1.8°C) and max 52°F (11.1°C). Boston sees an increase in the average high-temperature with the arrival of April, moving from March's wintry 39.6°F (4.2°C) to a fresh 52°F (11.1°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Boston, New York, with an average temperature fluctuating between 46.6°F (8.1°C) and 65.3°F (18.5°C). May sees a temperature increase, moving from a cool 52°F (11.1°C) in April to a refreshing 65.3°F (18.5°C). Weather in May »
Weather in June
June, the first month of the summer in Boston, is an agreeable month, with an average temperature fluctuating between 54.1°F (12.3°C) and 71.8°F (22.1°C). With the onset of June, the average high-temperature subtly transitions from a comfortable 65.3°F (18.5°C) in May to an agreeable 71.8°F (22.1°C). Weather in June »
Weather in July
July in Boston, New York, is a warm summer month, with an average temperature ranging between max 77.2°F (25.1°C) and min 59.5°F (15.3°C). July, with an average high of 77.2°F (25.1°C) and a low of 59.5°F (15.3°C), signifies the warmest month of the year. Weather in July »
Weather in August
August, the last month of the summer in Boston, is also a moderately hot month, with an average temperature varying between 75.9°F (24.4°C) and 58.1°F (14.5°C). A minimal variation is noted in Boston's average high-temperature at the onset of August, reaching a still moderately hot 75.9°F (24.4°C) from July's 77.2°F (25.1°C). Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Boston, New York, with an average temperature ranging between max 70°F (21.1°C) and min 52.7°F (11.5°C). Boston's weather subtly changes with the onset of September, barely falling from a warm 75.9°F (24.4°C) in August to an agreeable 70°F (21.1°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Boston, New York, with an average temperature varying between 57.2°F (14°C) and 43.7°F (6.5°C). October's arrival correlates with a reduction in the average high-temperature, down from a pleasant 70°F (21.1°C) in September to a refreshing 57.2°F (14°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Boston, New York, with an average temperature varying between 32.2°F (0.1°C) and 43.9°F (6.6°C). Boston's November weather shows a moderate shift in high-temperatures, falling from October's refreshing 57.2°F (14°C) to a frosty 43.9°F (6.6°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Boston, New York, with an average temperature varying between 25.7°F (-3.5°C) and 34.3°F (1.3°C). The start of December involves a temperature drop, moving from a chilly 43.9°F (6.6°C) in November to a cold 34.3°F (1.3°C). Weather in December »
Updated: Jul 25, 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 are the coldest months?
Boston notes the coldest temperatures in January, with a average high of 27.9°F (-2.3°C) and a low of 17.4°F (-8.1°C).
What are the most humid months?
The months with the highest humidity in Boston are January and February, with an average relative humidity of 88%.
How much does it rain in Boston?
In Boston, during the entire year, the rain falls for 151.9 days and collects up to 19.21" (488mm) of precipitation.
When does it snow in Boston?
Months with snowfall are January through May, October through December.
How much does it snow?
In Boston, during the entire year, snow falls for 71.6 days and aggregates up to 19.21" (488mm) of snow.
What is the month with the least sunshine?
January has the least sunshine of the year, with an average of 2.3h of sunshine.
What are the months with the lowest UV index in Boston?
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index.
When does it snow the most in Boston?
February is the month with the most snowfall. Snow falls for 14.8 days and accumulates 4.61" (117mm) of snow.
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?
May is the least humid month, with an average relative humidity of 79%.
What is the rainiest month?
May is the month with the most rainfall. Rain falls for 15.6 days and accumulates 2.13" (54mm) of precipitation.
What is the month with the highest UV index in Boston?
The months with the highest UV index are May through August, with an average maximum UV index of 5.
When it does not snow?
In Boston, snow does not fall in June through September.
When are the longest days?
The month with the longest days is June, with an average of 15h and 18min of daylight.
What is the warmest month?
Boston's July weather, with an average high temperature of 77.2°F (25.1°C) and an average low temperature of 59.5°F (15.3°C), tends to be the warmest of the year.
What is the month with the most sunshine in Boston?
July and August, with an average of 10.1h of sunshine, are months with the most sunshine.
What is the driest month?
The month with the least rainfall is September, when the rain falls for 13.6 days and typically collects 1.22" (31mm) of precipitation.
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
Boston, NY
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (27.9°F).
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure
Boston, NY
- Average pressure in January:
30.06"Hg - Average pressure in February:
30.05"Hg - Average pressure in March:
30.08"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
29.99"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.07"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Boston, NY
- Average wind speed in January:
11.1mph - Average wind speed in February:
10.5mph - Average wind speed in March:
9.6mph - Average wind speed in April:
9.5mph - Average wind speed in May:
7.8mph - Average wind speed in June:
7.3mph
- Average wind speed in July:
6.6mph - Average wind speed in August:
6.6mph - Average wind speed in September:
7mph - Average wind speed in October:
8.6mph - Average wind speed in November:
9.6mph - Average wind speed in December:
10.2mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity
Boston, NY
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (79%).
Average rainfall
Boston, NY
- Average rainfall in January:
1.26" - Average rainfall in February:
1.5" - Average rainfall in March:
1.34" - Average rainfall in April:
1.89" - Average rainfall in May:
2.13" - Average rainfall in June:
1.57"
- Average rainfall in July:
1.81" - Average rainfall in August:
1.81" - Average rainfall in September:
1.22" - Average rainfall in October:
1.73" - Average rainfall in November:
1.5" - Average rainfall in December:
1.46"
The wettest month (with the highest rainfall) is May (2.13").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days
Boston, NY
- Average rainfall days in January:
7.2 days - Average rainfall days in February:
5.8 days - Average rainfall days in March:
10.3 days - Average rainfall days in April:
14.8 days - Average rainfall days in May:
15.6 days - Average rainfall days in June:
14.9 days
- Average rainfall days in July:
16.8 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
13.6 days - Average rainfall days in October:
17.2 days - Average rainfall days in November:
10.5 days - Average rainfall days in December:
8.9 days
The month with the highest number of rainy days is October (17.2 days).
The month with the least rainy days is February (5.8 days).
Average snowfall
Boston, NY
- Average snowfall in January:
3.62" - Average snowfall in February:
4.61" - Average snowfall in March:
1.97" - Average snowfall in April:
1.5" - Average snowfall in May:
0.28" - Average snowfall in June:
0"
The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Boston, NY
- Average snowfall days in January:
16.7 days - Average snowfall days in February:
14.8 days - Average snowfall days in March:
9.9 days - Average snowfall days in April:
5.1 days - Average snowfall days in May:
0.7 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:
1.3 days - Average snowfall days in November:
8.7 days - Average snowfall days in December:
14.4 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Boston, NY
- Average daylight in January:
9h and 3min - 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:
14h and 5min - 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 5min - 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:
2h and 2min - Average sunshine in February:
2h and 4min - Average sunshine in March:
4h and 5min - Average sunshine in April:
7h and 1min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 1min - Average sunshine in September:
8h and 5min - Average sunshine in October:
4h and 3min - Average sunshine in November:
4h and 1min - Average sunshine in December:
2h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).
Average sunshine days
Boston, NY
- Average sunshine days in January:
8.6 days - Average sunshine days in February:
10.1 days - Average sunshine days in March:
12.3 days - Average sunshine days in April:
10.9 days - Average sunshine days in May:
12.5 days - Average sunshine days in June:
12.7 days
- Average sunshine days in July:
11.4 days - Average sunshine days in August:
11.8 days - Average sunshine days in September:
14 days - Average sunshine days in October:
11.6 days - Average sunshine days in November:
11.7 days - Average sunshine days in December:
10.1 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is January (8.6 days).
Average UV index
Boston, NY
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 and December (UV index 1).
Average cloud cover
Boston, NY
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility
Boston, NY
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).