Climate and monthly weather forecastThompson, CT
Climate and monthly weather forecast
Weather in January
January, like December, in Thompson, Connecticut, is another cold winter month, with an average temperature varying between 21°F (-6.1°C) and 33.1°F (0.6°C). January is the coldest month, with an average high-temperature of 33.1°F (0.6°C) and an average low-temperature of 21°F (-6.1°C). Weather in January »Weather in February
February, the last month of the winter in Thompson, is also a wintry month, with temperature in the range of an average low of 21.7°F (-5.7°C) and an average high of 36.3°F (2.4°C). An average high-temperature of a still cold 36.3°F (2.4°C) marks February, exhibiting a close resemblance to the conditions in January. Weather in February »Weather in March
The first month of the spring, March, is a chilly month in Thompson, Connecticut, with an average temperature fluctuating between 29.1°F (-1.6°C) and 43.3°F (6.3°C). A slight uplift in the average high-temperature marks March, adjusting from February's icy 36.3°F (2.4°C) to a chilly 43.3°F (6.3°C). Weather in March »Weather in April
April is a mild spring month in Thompson, Connecticut, with an average temperature varying between 55.9°F (13.3°C) and 39.4°F (4.1°C). Thompson's weather in April presents a rise in the average high-temperature, moving from a frosty 43.3°F (6.3°C) in March to a refreshing 55.9°F (13.3°C). Weather in April »Weather in May
May, the last month of the spring in Thompson, is a comfortable month, with an average temperature fluctuating between 67.3°F (19.6°C) and 49.1°F (9.5°C). The start of May is characterized by an increase in the average high-temperature, transitioning from a moderate 55.9°F (13.3°C) in April to a comfortable 67.3°F (19.6°C). Weather in May »Weather in June
June, the first month of the summer in Thompson, is a moderately hot month, with temperature in the range of an average low of 55.9°F (13.3°C) and an average high of 74.1°F (23.4°C). A slight uplift of average high-temperatures is noted in June, with temperatures adjusting from a comfortable 67.3°F (19.6°C) in May to a warm 74.1°F (23.4°C). Weather in June »Weather in July
July, like June, in Thompson, Connecticut, is another warm summer month, with temperature in the range of an average high of 81.7°F (27.6°C) and an average low of 63.1°F (17.3°C). The month of July, characterized by an average high of 81.7°F (27.6°C) and a low of 63.1°F (17.3°C), is recognized as the warmest. The average heat index in July is calculated to be a tropical 87.8°F (31°C). Weather in July »Weather in August
The last month of the summer, August, is another warm month in Thompson, Connecticut, with an average temperature fluctuating between 80.1°F (26.7°C) and 61.7°F (16.5°C). As Thompson steps into August, the average high-temperature is measured at a still warm 80.1°F (26.7°C), displaying minor differences from July's 81.7°F (27.6°C). Weather in August »Weather in September
The first month of the autumn, September, is also an agreeable month in Thompson, Connecticut, with temperature in the range of an average low of 54.9°F (12.7°C) and an average high of 72.7°F (22.6°C). The shift from August to September coincides with a small decrease in the average high-temperature, down to a pleasant 72.7°F (22.6°C) from a warm 80.1°F (26.7°C). Weather in September »Weather in October
October, like September, is another refreshing autumn month in Thompson, Connecticut, with an average temperature varying between 60.4°F (15.8°C) and 45.5°F (7.5°C). October shows a mild decline in the average high-temperature, falling from September's agreeable 72.7°F (22.6°C) to a mild 60.4°F (15.8°C). Weather in October »Weather in November
November, the last month of the autumn in Thompson, is another chilly month, with an average temperature varying between 48.9°F (9.4°C) and 35.8°F (2.1°C). Thompson's transition into November involves a shift in temperature, receding from a moderate 60.4°F (15.8°C) in October to a frosty 48.9°F (9.4°C). Weather in November »Weather in December
December, the first month of the winter in Thompson, is also a wintry month, with an average temperature fluctuating between 39°F (3.9°C) and 27.7°F (-2.4°C). December involves a decrease in temperature, down from a chilly 48.9°F (9.4°C) in November to a wintry 39°F (3.9°C). Weather in December »Updated: Jul 14, 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
Thompson's coldest month, January, generally records average temperatures ranging from a high of 33.1°F (0.6°C) to a low of 21°F (-6.1°C).
Throughout the year, there are 141.4 rainfall days, and 23.86" (606mm) of precipitation is accumulated.
Months with snowfall are January through May, October through December.
Throughout the year, in Thompson, there are 27.6 snowfall days, and 11.34" (288mm) of snow is accumulated.
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
The months with the highest humidity are February, September and October, with an average relative humidity of 79%.
February has the least sunshine of the year, with an average of 4.5h of sunshine.
March is the month with the most snowfall in Thompson. Snow falls for 6.7 days and accumulates 3.19" (81mm) of snow.
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Thompson, 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.
April is the least humid month, with an average relative humidity of 72%.
The month with the most rainfall in Thompson is April, when the rain falls for 14.3 days and typically aggregates up to 2.4" (61mm) of precipitation.
June through September are months without snowfall.
The month with the longest days is June, with an average of 15h and 12min of daylight.
The months with the highest UV index are June through August, with an average maximum UV index of 6.
Thompson's warmest month, July, registers temperatures that range from a high of 81.7°F (27.6°C) to a low of 63.1°F (17.3°C).
With an average of 10.1h of sunshine, August has the most sunshine of the year.
September is the month with the least rainfall. Rain falls for 10.9 days and accumulates 1.14" (29mm) of precipitation.
December has the shortest days of the year, with an average of 9h and 12min of daylight.
Average temperature
Thompson, CT
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (33.1°F).
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure
Thompson, CT
- Average pressure in January:
30.01"Hg - Average pressure in February:
30"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
Thompson, CT
- Average wind speed in January:
9.1mph - Average wind speed in February:
9.1mph - Average wind speed in March:
9.1mph - Average wind speed in April:
8.6mph - Average wind speed in May:
7.3mph - Average wind speed in June:
6.6mph
- Average wind speed in July:
6mph - Average wind speed in August:
5.9mph - Average wind speed in September:
6.4mph - Average wind speed in October:
7.7mph - Average wind speed in November:
8.1mph - Average wind speed in December:
8.6mph
The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity
Thompson, CT
The months with the highest relative humidity are February, September and October (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall
Thompson, CT
- Average rainfall in January:
1.81" - Average rainfall in February:
1.65" - Average rainfall in March:
2.05" - Average rainfall in April:
2.4" - Average rainfall in May:
1.97" - Average rainfall in June:
2.32"
- Average rainfall in July:
2.28" - Average rainfall in August:
1.85" - Average rainfall in September:
1.14" - Average rainfall in October:
2.05" - Average rainfall in November:
2.13" - Average rainfall in December:
2.2"
The wettest month (with the highest rainfall) is April (2.4").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days
Thompson, CT
- Average rainfall days in January:
7.4 days - Average rainfall days in February:
7 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
14.3 days - Average rainfall days in May:
14.1 days - Average rainfall days in June:
15.5 days
- Average rainfall days in July:
15.3 days - Average rainfall days in August:
13.9 days - Average rainfall days in September:
10.9 days - Average rainfall days in October:
12.2 days - Average rainfall days in November:
9.5 days - Average rainfall days in December:
10.5 days
The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (7 days).
Average snowfall
Thompson, CT
- Average snowfall in January:
2.24" - Average snowfall in February:
3.03" - Average snowfall in March:
3.19" - Average snowfall in April:
0.55" - Average snowfall in May:
0.24" - Average snowfall in June:
0"
The month with the highest snowfall is March (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Thompson, CT
- Average snowfall days in January:
6.8 days - Average snowfall days in February:
6.7 days - Average snowfall days in March:
6.7 days - Average snowfall days in April:
1.3 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:
1.2 days - Average snowfall days in December:
4.7 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
Thompson, CT
- Average daylight in January:
9h and 30min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 36min - Average daylight in June:
15h and 12min
- Average daylight in July:
14h and 54min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 12min
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 54min - Average sunshine in February:
4h and 30min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 54min - Average sunshine in May:
8h and 0min - Average sunshine in June:
8h and 48min
- Average sunshine in July:
10h and 0min - Average sunshine in August:
10h and 6min - Average sunshine in September:
8h and 6min - Average sunshine in October:
5h and 48min - Average sunshine in November:
5h and 18min - Average sunshine in December:
4h and 42min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days
Thompson, CT
- Average sunshine days in January:
17.6 days - Average sunshine days in February:
15.3 days - Average sunshine days in March:
14.9 days - Average sunshine days in April:
13.8 days - Average sunshine days in May:
15.3 days - Average sunshine days in June:
13 days
- Average sunshine days in July:
13.8 days - Average sunshine days in August:
15.1 days - Average sunshine days in September:
17.2 days - Average sunshine days in October:
15.7 days - Average sunshine days in November:
18.3 days - Average sunshine days in December:
16.3 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (13 days).
Average UV index
Thompson, CT
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
Thompson, CT
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility
Thompson, CT
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).
