Climate and monthly weather forecastEast Granby, CT
Climate and monthly weather forecast
Weather in January
January, like December, is another subzero cold winter month in East Granby, Connecticut, with an average temperature varying between 19.8°F (-6.8°C) and 31.8°F (-0.1°C). In East Granby, January is the coldest month, with temperatures averaging a high of 31.8°F (-0.1°C) and a low of 19.8°F (-6.8°C). Weather in January »Weather in February
February, the last month of the winter in East Granby, is a wintry month, with an average temperature ranging between max 35.2°F (1.8°C) and min 20.7°F (-6.3°C). The advent of February denotes an average high-temperature of a cold 35.2°F (1.8°C), subtly different from January's 31.8°F (-0.1°C). Weather in February »Weather in March
March, the first month of the spring in East Granby, is a chilly month, with temperature in the range of an average low of 28.6°F (-1.9°C) and an average high of 43°F (6.1°C). March showcases a minor temperature ascent, adjusting from February's wintry 35.2°F (1.8°C) to a chilly 43°F (6.1°C). Weather in March »Weather in April
April in East Granby, Connecticut, is a mild spring month, with an average temperature ranging between min 38.7°F (3.7°C) and max 56.5°F (13.6°C). In East Granby, the average high-temperature in April increases from a frosty 43°F (6.1°C) in March to a mild 56.5°F (13.6°C). Weather in April »Weather in May
The last month of the spring, May, is an agreeable month in East Granby, Connecticut, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 68.5°F (20.3°C). As East Granby enters May, the average high-temperature increases from the a moderate 56.5°F (13.6°C) of April to an agreeable 68.5°F (20.3°C). Weather in May »Weather in June
June, the first month of the summer in East Granby, is a warm month, with an average temperature varying between 55.9°F (13.3°C) and 76.1°F (24.5°C). June showcases a minor temperature ascent, adjusting from May's pleasant 68.5°F (20.3°C) to a moderately hot 76.1°F (24.5°C). Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in East Granby, Connecticut, with temperature in the range of an average high of 82.4°F (28°C) and an average low of 62.6°F (17°C). July temperatures tend to peak at an average high of 82.4°F (28°C) and dip to a low of 62.6°F (17°C). The heat index in July is calculated to be a hot 87.8°F (31°C). Weather in July »Weather in August
August, the last month of the summer in East Granby, is another warm month, with an average temperature varying between 80.6°F (27°C) and 61.2°F (16.2°C). East Granby marks the onset of August with an average high-temperature of a still moderately hot 80.6°F (27°C), a subtle shift from July's 82.4°F (28°C). Weather in August »Weather in September
The first month of the autumn, September, is also an agreeable month in East Granby, Connecticut, with an average temperature fluctuating between 54.5°F (12.5°C) and 73.2°F (22.9°C). In September, the meteorological conditions change slightly, with the average high-temperature moving from a moderately hot 80.6°F (27°C) in August to an agreeable 73.2°F (22.9°C). Weather in September »Weather in October
October, the same as September, in East Granby, Connecticut, is another refreshing autumn month, with an average temperature varying between 45.5°F (7.5°C) and 60.1°F (15.6°C). The onset of October is marked by a decrease in temperature, transitioning from a pleasant 73.2°F (22.9°C) in September to a moderate 60.1°F (15.6°C). Weather in October »Weather in November
November, the last month of the autumn in East Granby, is also a frosty month, with an average temperature varying between 34.7°F (1.5°C) and 48.2°F (9°C). The arrival of November corresponds with a shift in temperature, down from a mild 60.1°F (15.6°C) in October to a frosty 48.2°F (9°C). Weather in November »Weather in December
December, the first month of the winter in East Granby, is also a wintry month, with an average temperature fluctuating between 26.6°F (-3°C) and 37.6°F (3.1°C). December comes with a drop in the average high-temperature, falling from November's frosty 48.2°F (9°C) to a wintry 37.6°F (3.1°C). Weather in December »Updated: Aug 24, 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
In East Granby, Connecticut, the average lowest temperatures are observed in January, with a high of 31.8°F (-0.1°C) and a low of 19.8°F (-6.8°C).
Throughout the year, there are 113.2 rainfall days, and 10.91" (277mm) of precipitation is accumulated.
January through May, November and December are months with snowfall.
Throughout the year, in East Granby, there are 23.9 snowfall days, and 5.63" (143mm) of snow is accumulated.
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.
With an average relative humidity of 81%, February is the most humid month.
The month with the most snowfall is February, when snow falls for 6.1 days and typically aggregates up to 1.77" (45mm) of snow.
The month with the least sunshine is February, with an average of 4.6h of sunshine.
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.
With an average relative humidity of 71%, April is the least humid month.
In East Granby, snow does not fall in June through October.
June has the longest days of the year, 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.
The warmest time of the year is July, with temperatures averaging a high of 82.4°F (28°C) and a low of 62.6°F (17°C).
The months with the most rainfall are July and October, with an average 1.14" (29mm) of precipitation.
July and August, with an average of 10.3h of sunshine, are months with the most sunshine.
September is the month with the least rainfall in East Granby. Rain falls for 7.8 days and accumulates 0.43" (11mm) of precipitation.
December has the shortest days of the year in East Granby, with an average of 9h and 12min of daylight.
Average temperature
East Granby, CT
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (31.8°F).
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure
East Granby, CT
- Average pressure in January:
30.03"Hg - Average pressure in February:
30.01"Hg - Average pressure in March:
30.04"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:
30.09"Hg - Average pressure in December:
30.05"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
East Granby, CT
- Average wind speed in January:
8.1mph - Average wind speed in February:
8mph - Average wind speed in March:
8.1mph - Average wind speed in April:
7.7mph - Average wind speed in May:
6.4mph - Average wind speed in June:
5.7mph
- Average wind speed in July:
5.2mph - Average wind speed in August:
5.1mph - Average wind speed in September:
5.7mph - Average wind speed in October:
6.8mph - Average wind speed in November:
7.3mph - Average wind speed in December:
7.7mph
The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity
East Granby, CT
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).
Average rainfall
East Granby, CT
- Average rainfall in January:
0.67" - Average rainfall in February:
0.71" - Average rainfall in March:
0.87" - Average rainfall in April:
0.98" - Average rainfall in May:
1.06" - Average rainfall in June:
1.1"
- Average rainfall in July:
1.14" - Average rainfall in August:
0.83" - Average rainfall in September:
0.43" - Average rainfall in October:
1.14" - Average rainfall in November:
1.02" - Average rainfall in December:
0.94"
The wettest months (with the highest rainfall) are July and October (1.14").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days
East Granby, CT
- Average rainfall days in January:
6.3 days - Average rainfall days in February:
6.7 days - Average rainfall days in March:
9.2 days - Average rainfall days in April:
11.3 days - Average rainfall days in May:
11.4 days - Average rainfall days in June:
11.7 days
- Average rainfall days in July:
11.4 days - Average rainfall days in August:
10.8 days - Average rainfall days in September:
7.8 days - Average rainfall days in October:
9.8 days - Average rainfall days in November:
8.5 days - Average rainfall days in December:
8.3 days
The month with the highest number of rainy days is June (11.7 days).
The month with the least rainy days is January (6.3 days).
Average snowfall
East Granby, CT
- Average snowfall in January:
1.1" - Average snowfall in February:
1.77" - Average snowfall in March:
1.02" - Average snowfall in April:
0.31" - Average snowfall in May:
0.04" - Average snowfall in June:
0"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days
East Granby, CT
- Average snowfall days in January:
6 days - Average snowfall days in February:
6.1 days - Average snowfall days in March:
5.3 days - Average snowfall days in April:
0.7 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:
0.1 days - Average snowfall days in November:
1.5 days - Average snowfall days in December:
4 days
The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight / Average sunshine
East Granby, 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:
5h and 0min - Average sunshine in February:
4h and 36min - Average sunshine in March:
6h and 0min - Average sunshine in April:
8h and 12min - Average sunshine in May:
8h and 30min - Average sunshine in June:
9h and 18min
- Average sunshine in July:
10h and 18min - Average sunshine in August:
10h and 18min - Average sunshine in September:
8h and 36min - Average sunshine in October:
5h and 48min - Average sunshine in November:
5h and 30min - Average sunshine in December:
4h and 48min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days
East Granby, CT
- Average sunshine days in January:
20.8 days - Average sunshine days in February:
17.1 days - Average sunshine days in March:
17.4 days - Average sunshine days in April:
16.1 days - Average sunshine days in May:
16.9 days - Average sunshine days in June:
16.3 days
- Average sunshine days in July:
16.8 days - Average sunshine days in August:
18.3 days - Average sunshine days in September:
20.3 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
19.3 days - Average sunshine days in December:
19.2 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is April (16.1 days).
Average UV index
East Granby, 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
East Granby, CT
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility
East Granby, CT
The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).
