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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, in Blackstone, Massachusetts, is another cold winter month, with an average temperature fluctuating between 21.4°F (-5.9°C) and 33.4°F (0.8°C). Blackstone's coldest month, January, registers temperatures that range from a high of 33.4°F (0.8°C) to a low of 21.4°F (-5.9°C). Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Blackstone, Massachusetts, with an average temperature ranging between max 36.3°F (2.4°C) and min 21.9°F (-5.6°C). Blackstone records a slight change with February's average high-temperatures adjusting to a still wintry 36.3°F (2.4°C) from January's 33.4°F (0.8°C). Weather in February »
Weather in March
The first month of the spring, March, is a frosty month in Blackstone, Massachusetts, with an average temperature varying between 29.1°F (-1.6°C) and 43.9°F (6.6°C). In March, the average high-temperature marginally rises from a wintry 36.3°F (2.4°C) in February to a chilly 43.9°F (6.6°C). Weather in March »
Weather in April
April is a moderate spring month in Blackstone, Massachusetts, with an average temperature varying between 39.6°F (4.2°C) and 56.3°F (13.5°C). With the onset of April, Blackstone experiences a temperature shift, with the average high-temperature moving from a chilly 43.9°F (6.6°C) in March to a moderate 56.3°F (13.5°C). Weather in April »
Weather in May
The last month of the spring, May, is a comfortable month in Blackstone, Massachusetts, with an average temperature varying between 67.6°F (19.8°C) and 49.1°F (9.5°C). The arrival of May signals an increase in the average high-temperature, moving from a moderate 56.3°F (13.5°C) in April to a comfortable 67.6°F (19.8°C). Weather in May »
Weather in June
June, the first month of the summer in Blackstone, is a warm month, with an average temperature varying between 74.8°F (23.8°C) and 55.9°F (13.3°C). June's arrival signals a modest temperature shift, moving from an enjoyable 67.6°F (19.8°C) in May to a moderately hot 74.8°F (23.8°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Blackstone, Massachusetts, with an average temperature varying between 63°F (17.2°C) and 82°F (27.8°C). The warmest month is July, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 63°F (17.2°C). The average heat index in July is computed to be a tropical 87.8°F (31°C). Weather in July »
Weather in August
August, the last month of the summer in Blackstone, is also a moderately hot month, with an average temperature ranging between min 61.5°F (16.4°C) and max 80.8°F (27.1°C). The average high-temperature is a still warm 80.8°F (27.1°C) in August, hardly different from the 82°F (27.8°C) recorded in July. Weather in August »
Weather in September
September, the first month of the autumn in Blackstone, is still a pleasant month, with an average temperature varying between 55.2°F (12.9°C) and 73°F (22.8°C). As August makes way for September, Blackstone's average high-temperature eases from a warm 80.8°F (27.1°C) to an agreeable 73°F (22.8°C). Weather in September »
Weather in October
October, like September, in Blackstone, Massachusetts, is another comfortable autumn month, with an average temperature varying between 46.2°F (7.9°C) and 61.2°F (16.2°C). October brings a decrease in the average high-temperature, shifting from an agreeable 73°F (22.8°C) in September to an enjoyable 61.2°F (16.2°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Blackstone, Massachusetts, with an average temperature fluctuating between 36°F (2.2°C) and 49.1°F (9.5°C). The arrival of November indicates a decrease in the average high-temperature, moving from a refreshing 61.2°F (16.2°C) in October to a frosty 49.1°F (9.5°C). Weather in November »
Weather in December
The first month of the winter, December, is still a cold month in Blackstone, Massachusetts, with temperature in the range of an average low of 28.2°F (-2.1°C) and an average high of 39.6°F (4.2°C). With December's onset, the average high-temperature recedes from November's frosty 49.1°F (9.5°C) to an icy 39.6°F (4.2°C). Weather in December »
Updated: Jun 4, 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 part of the year is the coldest?
With an average high-temperature of 33.4°F (0.8°C) and an average low-temperature of 21.4°F (-5.9°C), January is the coldest month.
How much does it rain?
Throughout the year, there are 144.7 rainfall days, and 28.15" (715mm) of precipitation is accumulated.
When does it snow in Blackstone?
January through May, October through December are months with snowfall.
How much does it snow?
In Blackstone, during the entire year, snow falls for 28.8 days and aggregates up to 14.65" (372mm) of snow.
When is the lowest UV index?
January through March, November and 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, with an average relative humidity of 79%.
What is the month with the least sunshine?
The month with the least sunshine is February, with an average of 4.4h of sunshine.
What is the snowiest month?
March is the month with the most snowfall. Snow falls for 7.1 days and accumulates 3.66" (93mm) 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?
With an average relative humidity of 71%, April is the least humid month.
What is the rainiest month?
The month with the most rainfall is April, when the rain falls for 14.9 days and typically aggregates up to 2.83" (72mm) of precipitation.
When it does not snow?
In Blackstone, snow does not fall in June through September.
When are the longest days?
June has the longest days of the year, with an average of 15h and 12min of daylight.
When is the highest UV index?
The months with the highest UV index are June through August, with an average maximum UV index of 6.
What time of the year is the hottest?
July, with average temperatures reaching a high of 82°F (27.8°C) and a low of 63°F (17.2°C), is the warmest month in Blackstone.
What month has the most sunshine?
With an average of 9.9h of sunshine, August has the most sunshine of the year.
What is the driest month in Blackstone?
September is the month with the least rainfall. Rain falls for 11.6 days and accumulates 1.3" (33mm) of precipitation.
What is the month with the shortest days?
With an average of 9h and 12min of daylight, December has the shortest days of the year.
Average temperature
Blackstone, MA
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure
Blackstone, MA
- Average pressure in January:
30.01"Hg - Average pressure in February:
29.99"Hg - Average pressure in March:
30.03"Hg - Average pressure in April:
29.97"Hg - Average pressure in May:
30.01"Hg - Average pressure in June:
29.93"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.98"Hg - Average pressure in September:
30.06"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed
Blackstone, MA
- Average wind speed in January:
9.1mph - Average wind speed in February:
9.1mph - Average wind speed in March:
9.2mph - Average wind speed in April:
8.7mph - Average wind speed in May:
7.5mph - Average wind speed in June:
6.8mph
- Average wind speed in July:
6.2mph - Average wind speed in August:
6mph - Average wind speed in September:
6.5mph - Average wind speed in October:
7.6mph - Average wind speed in November:
8.1mph - Average wind speed in December:
8.5mph
The windiest month (with the highest average wind speed) is March (9.2mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity
Blackstone, MA
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).
Average rainfall
Blackstone, MA
- Average rainfall in January:
2.24" - Average rainfall in February:
2.24" - Average rainfall in March:
2.68" - Average rainfall in April:
2.83" - Average rainfall in May:
2.24" - Average rainfall in June:
2.4"
The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days
Blackstone, MA
- Average rainfall days in January:
7.9 days - Average rainfall days in February:
7.9 days - Average rainfall days in March:
11.1 days - Average rainfall days in April:
14.9 days - Average rainfall days in May:
14.1 days - Average rainfall days in June:
15.3 days
- Average rainfall days in July:
14.8 days - Average rainfall days in August:
13.2 days - Average rainfall days in September:
11.6 days - Average rainfall days in October:
13.6 days - Average rainfall days in November:
9.9 days - Average rainfall days in December:
10.4 days
The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (7.9 days).
Average snowfall
Blackstone, MA
- Average snowfall in January:
2.87" - Average snowfall in February:
3.43" - Average snowfall in March:
3.66" - Average snowfall in April:
0.67" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is March (3.66").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Blackstone, MA
- Average snowfall days in January:
7.5 days - Average snowfall days in February:
7.1 days - Average snowfall days in March:
7.1 days - Average snowfall days in April:
1.1 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:
0.1 days - Average snowfall days in November:
1 days - Average snowfall days in December:
4.8 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Blackstone, MA
- 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 1min
- 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 1min - 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 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- 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:
7h and 4min - Average sunshine in May:
7h and 5min - Average sunshine in June:
8h and 4min
- Average sunshine in July:
9h and 5min - Average sunshine in August:
9h and 5min - Average sunshine in September:
8h and 0min - Average sunshine in October:
5h and 4min - Average sunshine in November:
5h and 2min - Average sunshine in December:
4h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days
Blackstone, MA
- Average sunshine days in January:
16.8 days - Average sunshine days in February:
14 days - Average sunshine days in March:
14.1 days - Average sunshine days in April:
13.2 days - Average sunshine days in May:
14.7 days - Average sunshine days in June:
12.5 days
- Average sunshine days in July:
14.6 days - Average sunshine days in August:
15.8 days - Average sunshine days in September:
16.5 days - Average sunshine days in October:
14.8 days - Average sunshine days in November:
18 days - Average sunshine days in December:
16.1 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (12.5 days).
Average UV index
Blackstone, MA
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Blackstone, MA
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 37).
Average visibility
Blackstone, MA
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).