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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 West Groton, Massachusetts, is a freezing cold winter month, with an average temperature varying between 31.3°F (-0.4°C) and 19.4°F (-7°C). With average high temperatures of 31.3°F (-0.4°C) and lows of 19.4°F (-7°C), January is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a cold month in West Groton, Massachusetts, with an average temperature varying between 19.9°F (-6.7°C) and 34.7°F (1.5°C). The average high-temperature during February registers at a cold 34.7°F (1.5°C), maintaining a close resemblance to the previous month. Weather in February »
Weather in March
The first month of the spring, March, is also an icy month in West Groton, Massachusetts, with an average temperature ranging between min 27.5°F (-2.5°C) and max 42.3°F (5.7°C). With the onset of March, the average high-temperature subtly transitions from an icy 34.7°F (1.5°C) in February to a still cold 42.3°F (5.7°C). Weather in March »
Weather in April
April is a moderate spring month in West Groton, Massachusetts, with an average temperature varying between 38.1°F (3.4°C) and 55.6°F (13.1°C). The beginning of April signals a rise in the average high-temperature, moving from an icy 42.3°F (5.7°C) in March to a mild 55.6°F (13.1°C). Weather in April »
Weather in May
May, the last month of the spring in West Groton, is a refreshing month, with temperature in the range of an average low of 47.8°F (8.8°C) and an average high of 67.6°F (19.8°C). The start of May is characterized by an increase in the average high-temperature, transitioning from a mild 55.6°F (13.1°C) in April to a still refreshing 67.6°F (19.8°C). Weather in May »
Weather in June
The first month of the summer, June, is a warm month in West Groton, Massachusetts, with an average temperature fluctuating between 75.4°F (24.1°C) and 55.6°F (13.1°C). West Groton's transition into June sees a mild rise in the average high-temperature, edging from a comfortable 67.6°F (19.8°C) in May to a warm 75.4°F (24.1°C). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in West Groton, Massachusetts, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 62.2°F (16.8°C). West Groton's temperature records reveal July as the warmest month, marked by average highs of 82°F (27.8°C) and lows of 62.2°F (16.8°C). July's heat index is computed to be a hot 87.8°F (31°C). Weather in July »
Weather in August
The last month of the summer, August, is also a moderately hot month in West Groton, Massachusetts, with an average temperature fluctuating between 80.2°F (26.8°C) and 60.4°F (15.8°C). As West Groton steps into August, the average high-temperature is measured at a still warm 80.2°F (26.8°C), displaying minor differences from July's 82°F (27.8°C). Weather in August »
Weather in September
September, the first month of the autumn in West Groton, is also an agreeable month, with an average temperature ranging between min 54°F (12.2°C) and max 72.7°F (22.6°C). September ushers in a minute temperature change, with average high-temperatures reducing from August's warm 80.2°F (26.8°C) to an agreeable 72.7°F (22.6°C). Weather in September »
Weather in October
October, the same as September, in West Groton, Massachusetts, is a moderate autumn month, with temperature in the range of an average low of 44.6°F (7°C) and an average high of 59.9°F (15.5°C). In October, the meteorological conditions alter, with the average high-temperature shifting from an agreeable 72.7°F (22.6°C) in September to a mild 59.9°F (15.5°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in West Groton, Massachusetts, with an average temperature varying between 47.3°F (8.5°C) and 34.3°F (1.3°C). With November's arrival, West Groton's weather changes as the average high-temperature falls from a refreshing 59.9°F (15.5°C) in October to a frosty 47.3°F (8.5°C). Weather in November »
Weather in December
The first month of the winter, December, is also an icy month in West Groton, Massachusetts, with an average temperature varying between 37.4°F (3°C) and 26.2°F (-3.2°C). A shift in the average high-temperature occurs in December, reducing from a frosty 47.3°F (8.5°C) in November to an icy 37.4°F (3°C). Weather in December »
[Resources]Frequently asked questions
What part of the year is the coldest in West Groton?
With average high and low temperatures of 31.3°F (-0.4°C) and 19.4°F (-7°C) respectively, January is West Groton's coldest month.
How much does it rain in West Groton?
Throughout the year, in West Groton, there are 142.2 rainfall days, and 26.97" (685mm) of precipitation is accumulated.
When does it snow in West Groton?
Months with snowfall in West Groton, Massachusetts, are January through May, October through December.
How many days does it snow in West Groton?
In West Groton, during the entire year, snow falls for 32.6 days and aggregates up to 22.99" (584mm) of snow.
When is the lowest UV index in West Groton?
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
What is the most humid month in West Groton?
The most humid month in West Groton, Massachusetts, is February, with an average relative humidity of 81%.
What is the snowiest month in West Groton?
February is the month with the most snowfall in West Groton, Massachusetts. Snow falls for 7.8 days and accumulates 6.3" (160mm) of snow.
What is the month with the least sunshine in West Groton?
With an average of 4.6h of sunshine, February has the least sunshine of the year.
When is Daylight Saving Time (DST) in West Groton?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in West Groton, 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 West Groton?
With an average relative humidity of 71%, April is the least humid month.
When it does not snow in West Groton?
June through September are months without snowfall.
When are the longest days in West Groton?
The month with the longest days is June, with an average of 15h and 18min of daylight.
When is the highest UV index in West Groton?
June through August, with an average maximum UV index of 6, are months with the highest UV index in West Groton.
What are the warmest months in West Groton?
July, having an average high-temperature of 82°F (27.8°C) and an average low-temperature of 62.2°F (16.8°C), is the warmest month in West Groton, Massachusetts.
What month has the most sunshine in West Groton?
With an average of 10.3h of sunshine, August has the most sunshine of the year in West Groton, Massachusetts.
What is the driest month in West Groton?
September is the month with the least rainfall in West Groton, Massachusetts. Rain falls for 9.9 days and accumulates 1.3" (33mm) of precipitation.
What is the rainiest month in West Groton?
December is the month with the most rainfall in West Groton. Rain falls for 9.7 days and accumulates 2.8" (71mm) of precipitation.
What is the month with the shortest days in West Groton?
The month with the shortest days in West Groton is December, with an average of 9h and 6min of daylight.
Average temperature
West Groton, MA
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.3°F).
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure
West Groton, 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"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:
30.07"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 (29.92"Hg).
Average wind speed
West Groton, MA
- Average wind speed in January:
8.4mph - Average wind speed in February:
8.2mph - Average wind speed in March:
8.1mph - Average wind speed in April:
7.8mph - Average wind speed in May:
6.5mph - Average wind speed in June:
6mph
- Average wind speed in July:
5.5mph - Average wind speed in August:
5.4mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.9mph - Average wind speed in November:
7.3mph - Average wind speed in December:
8mph
The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity
West Groton, MA
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).
Average rainfall
West Groton, MA
- Average rainfall in January:
2.13" - Average rainfall in February:
2.09" - Average rainfall in March:
2.48" - Average rainfall in April:
2.64" - Average rainfall in May:
2.09" - Average rainfall in June:
2.32"
The wettest month (with the highest rainfall) is December (2.8").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days
West Groton, MA
- Average rainfall days in January:
7.8 days - Average rainfall days in February:
7.7 days - Average rainfall days in March:
11.4 days - Average rainfall days in April:
14.5 days - Average rainfall days in May:
15.5 days - Average rainfall days in June:
14.6 days
- Average rainfall days in July:
14.5 days - Average rainfall days in August:
13.2 days - Average rainfall days in September:
9.9 days - Average rainfall days in October:
13.5 days - Average rainfall days in November:
9.9 days - Average rainfall days in December:
9.7 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (7.7 days).
Average snowfall
West Groton, MA
- Average snowfall in January:
4.25" - Average snowfall in February:
6.3" - Average snowfall in March:
4.76" - Average snowfall in April:
1.69" - Average snowfall in May:
0.12" - Average snowfall in June:
0"
The month with the highest snowfall is February (6.3").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
West Groton, MA
- Average snowfall days in January:
8.1 days - Average snowfall days in February:
7.8 days - Average snowfall days in March:
7.6 days - Average snowfall days in April:
1.6 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:
0.3 days - Average snowfall days in November:
1.8 days - Average snowfall days in December:
5.3 days
The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
West Groton, 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 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:
5h and 1min - Average sunshine in February:
4h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
8h and 1min - Average sunshine in May:
8h and 2min - Average sunshine in June:
9h and 0min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 2min - Average sunshine in September:
8h and 2min - Average sunshine in October:
5h and 5min - 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
West Groton, MA
- Average sunshine days in January:
17.9 days - Average sunshine days in February:
14.5 days - Average sunshine days in March:
14.9 days - Average sunshine days in April:
13.6 days - Average sunshine days in May:
13.5 days - Average sunshine days in June:
14 days
- Average sunshine days in July:
14.6 days - Average sunshine days in August:
16.4 days - Average sunshine days in September:
17.7 days - Average sunshine days in October:
15.3 days - Average sunshine days in November:
18.4 days - Average sunshine days in December:
17.7 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (13.5 days).
Average UV index
West Groton, 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
West Groton, MA
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility
West Groton, MA
The months with the highest visibility are April, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August and September (5mi).
West Groton, Massachusetts, USA
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