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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, is another cold winter month in Swansea, Massachusetts, with temperature in the range of an average high of 36°F (2.2°C) and an average low of 25.2°F (-3.8°C). During the coldest month, January, temperatures average a high of 36°F (2.2°C) and a low of 25.2°F (-3.8°C). Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Swansea, Massachusetts, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 26.1°F (-3.3°C). Swansea records an average high-temperature of a still wintry 37.9°F (3.3°C) as February arrives, nearly mirroring the previous month's climate. Weather in February »
Weather in March
The first month of the spring, March, is a chilly month in Swansea, Massachusetts, with an average temperature varying between 32.5°F (0.3°C) and 43.7°F (6.5°C). March showcases a minor temperature ascent, adjusting from February's wintry 37.9°F (3.3°C) to a chilly 43.7°F (6.5°C). Weather in March »
Weather in April
April is a cool spring month in Swansea, Massachusetts, with an average temperature fluctuating between 54.1°F (12.3°C) and 41.5°F (5.3°C). April's onset is marked by a temperature increase, moving from a chilly 43.7°F (6.5°C) in March to a cool 54.1°F (12.3°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Swansea, Massachusetts, with an average temperature ranging between min 50.7°F (10.4°C) and max 64°F (17.8°C). The start of May brings a rise in the average high-temperature, moving from a cool 54.1°F (12.3°C) in April to a refreshing 64°F (17.8°C). Weather in May »
Weather in June
The first month of the summer, June, is an agreeable month in Swansea, Massachusetts, with an average temperature varying between 72°F (22.2°C) and 58.1°F (14.5°C). With the onset of June, Swansea experiences a subtle temperature shift, with the average high-temperature moving from a comfortable 64°F (17.8°C) in May to an agreeable 72°F (22.2°C). Weather in June »
Weather in July
July is a warm summer month in Swansea, Massachusetts, with an average temperature ranging between min 65.5°F (18.6°C) and max 79.3°F (26.3°C). July is the warmest month, with the temperature often reaching an average high of 79.3°F (26.3°C) and an average low of 65.5°F (18.6°C). Weather in July »
Weather in August
August, the last month of the summer in Swansea, is another warm month, with an average temperature fluctuating between 64.9°F (18.3°C) and 78.6°F (25.9°C). The arrival of August is marked by an average high-temperature of a still moderately hot 78.6°F (25.9°C), bearing a close resemblance to July. Weather in August »
Weather in September
The first month of the autumn, September, is still a pleasant month in Swansea, Massachusetts, with temperature in the range of an average high of 72.1°F (22.3°C) and an average low of 58.8°F (14.9°C). With the onset of September, the average high-temperature subtly recedes from August's moderately hot 78.6°F (25.9°C) to a pleasant 72.1°F (22.3°C). Weather in September »
Weather in October
October, the same as September, is another refreshing autumn month in Swansea, Massachusetts, with temperature in the range of an average high of 61.7°F (16.5°C) and an average low of 49.8°F (9.9°C). In Swansea, the average high-temperature in October decreases from an agreeable 72.1°F (22.3°C) in September to a refreshing 61.7°F (16.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is also a fresh month in Swansea, Massachusetts, with an average temperature ranging between min 40.1°F (4.5°C) and max 50.9°F (10.5°C). The transition into November involves a decrease in the average high-temperature, falling from a refreshing 61.7°F (16.5°C) in October to a fresh 50.9°F (10.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also a wintry month in Swansea, Massachusetts, with an average temperature varying between 31.8°F (-0.1°C) and 42.1°F (5.6°C). In Swansea, the average high-temperature in December slightly decreases from a fresh 50.9°F (10.5°C) in November to a wintry 42.1°F (5.6°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in Swansea?
January is Swansea's coldest month, registering average high temperatures of 36°F (2.2°C) and lows of 25.2°F (-3.8°C).
How many days does it rain in Swansea?
In Swansea, during the entire year, the rain falls for 135.4 days and collects up to 18.31" (465mm) of precipitation.
When does it snow in Swansea?
January through May, November and December are months with snowfall in Swansea, Massachusetts.
How much does it snow in Swansea?
Throughout the year, there are 21.2 snowfall days, and 7.17" (182mm) of snow is accumulated.
What is the month with the lowest UV index in Swansea?
The months with the lowest UV index in Swansea, Massachusetts, are January through March and December, with an average maximum UV index of 2.
What are the months with the least sunshine in Swansea?
The months with the least sunshine are February and December, with an average of 4.9h of sunshine.
When does it snow the most in Swansea?
The month with the most snowfall in Swansea, Massachusetts, is March, when snow falls for 5.2 days and typically aggregates up to 2.13" (54mm) of snow.
When is Daylight Saving Time (DST) in Swansea?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Swansea, 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 Swansea?
April is the least humid month in Swansea, with an average relative humidity of 73%.
What is the most humid month in Swansea?
The most humid month is June, with an average relative humidity of 80%.
When it does not snow in Swansea?
June through October are months without snowfall.
When are the longest days in Swansea?
June has the longest days of the year, with an average of 15h and 12min of daylight.
What are the months with the highest UV index in Swansea?
June through August, with an average maximum UV index of 6, are months with the highest UV index in Swansea, Massachusetts.
What is the hottest time of year in Swansea?
July is the month when Swansea's temperatures reach their peak, with averages of 79.3°F (26.3°C) and lows of 65.5°F (18.6°C).
What month has the most sunshine in Swansea?
The month with the most sunshine is August, with an average of 10.6h of sunshine.
What is the driest month in Swansea?
The month with the least rainfall in Swansea, Massachusetts, is September, when the rain falls for 11.2 days and typically collects 1.06" (27mm) of precipitation.
What is the rainiest month in Swansea?
The month with the most rainfall in Swansea, Massachusetts, is October, when the rain falls for 11.5 days and typically aggregates up to 1.97" (50mm) of precipitation.
What is the month with the shortest days in Swansea?
December has the shortest days of the year, with an average of 9h and 12min of daylight.
Average temperature
Swansea, MA
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (36°F).
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure
Swansea, 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:
29.98"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:
30.05"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.03"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
Swansea, MA
- Average wind speed in January:
10.9mph - Average wind speed in February:
10.9mph - Average wind speed in March:
10.9mph - Average wind speed in April:
10.1mph - Average wind speed in May:
8.8mph - Average wind speed in June:
8mph
- Average wind speed in July:
7.5mph - Average wind speed in August:
7.3mph - Average wind speed in September:
8.2mph - Average wind speed in October:
9.5mph - Average wind speed in November:
10mph - Average wind speed in December:
10.3mph
The windiest months (with the highest average wind speed) are January, February and March (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).
Average humidity
Swansea, MA
The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is April (73%).
Average rainfall
Swansea, MA
- Average rainfall in January:
1.46" - Average rainfall in February:
1.14" - Average rainfall in March:
1.61" - Average rainfall in April:
1.85" - Average rainfall in May:
1.34" - Average rainfall in June:
1.77"
- Average rainfall in July:
1.61" - Average rainfall in August:
1.5" - Average rainfall in September:
1.06" - Average rainfall in October:
1.97" - Average rainfall in November:
1.26" - Average rainfall in December:
1.73"
The wettest month (with the highest rainfall) is October (1.97").
The driest month (with the least rainfall) is September (1.06").
Average rainfall days
Swansea, MA
- Average rainfall days in January:
7.7 days - Average rainfall days in February:
6.9 days - Average rainfall days in March:
11 days - Average rainfall days in April:
14.1 days - Average rainfall days in May:
13.7 days - Average rainfall days in June:
14.3 days
- Average rainfall days in July:
15 days - Average rainfall days in August:
11.8 days - Average rainfall days in September:
11.2 days - Average rainfall days in October:
11.5 days - Average rainfall days in November:
8.6 days - Average rainfall days in December:
9.6 days
The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is February (6.9 days).
Average snowfall
Swansea, MA
- Average snowfall in January:
1.61" - Average snowfall in February:
1.02" - Average snowfall in March:
2.13" - Average snowfall in April:
0.51" - Average snowfall in May:
0.08" - Average snowfall in June:
0"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
Swansea, MA
- Average snowfall days in January:
5.9 days - Average snowfall days in February:
4.8 days - Average snowfall days in March:
5.2 days - Average snowfall days in April:
0.9 days - Average snowfall days in May:
0.2 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 days - Average snowfall days in November:
0.9 days - Average snowfall days in December:
3.3 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight / Average sunshine
Swansea, MA
- Average daylight in January:
9h and 4min - 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:
5h and 1min - Average sunshine in February:
4h and 5min - Average sunshine in March:
6h and 0min - Average sunshine in April:
8h and 2min - Average sunshine in May:
8h and 4min - Average sunshine in June:
9h and 2min
- Average sunshine in July:
10h and 2min - Average sunshine in August:
10h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
6h and 2min - Average sunshine in November:
5h and 3min - Average sunshine in December:
4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days
Swansea, MA
- Average sunshine days in January:
17.8 days - Average sunshine days in February:
16.5 days - Average sunshine days in March:
15.9 days - Average sunshine days in April:
13.6 days - Average sunshine days in May:
15.1 days - Average sunshine days in June:
13.8 days
- Average sunshine days in July:
13.8 days - Average sunshine days in August:
16.1 days - Average sunshine days in September:
15.9 days - Average sunshine days in October:
17.6 days - Average sunshine days in November:
19.2 days - Average sunshine days in December:
17.6 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is April (13.6 days).
Average UV index
Swansea, 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 and December (UV index 2).
Average cloud cover
Swansea, MA
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility
Swansea, MA
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Swansea, Massachusetts, USA
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