May weather forecast
East Granby, CT

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Weather in May

The last month of the spring, May, is an agreeable month in East Granby, Connecticut, with an average temperature varying between 68.5°F (20.3°C) and 48.7°F (9.3°C).

Temperature

The beginning of May signals a rise in the average high-temperature, moving from a mild 56.5°F (13.6°C) in April to an agreeable 68.5°F (20.3°C). East Granby records a mean low-temperature of 48.7°F (9.3°C) in May.

Humidity

In East Granby, Connecticut, the average relative humidity in May is 74%.

Rainfall

In East Granby, in May, it is raining for 11.4 days, with typically 1.06" (27mm) of accumulated precipitation. Throughout the year, in East Granby, there are 113.2 rainfall days, and 10.91" (277mm) of precipitation is accumulated.

Snowfall

Months with snowfall in East Granby are January through May, November and December. May is the last month it regularly snows in East Granby, Connecticut. During 0.2 snowfall days, in May, East Granby aggregates 0.04" (1mm) of snow. In East Granby, Connecticut, during the entire year, snow falls for 23.9 days and aggregates up to 5.63" (143mm) of snow.

Daylight

In May, the average length of the day in East Granby is 14h and 35min.
On the first day of the month, sunrise is at 5:45 am and sunset at 7:50 pm. On the last day of May, sunrise is at 5:18 am and sunset at 8:19 pm EDT.

Sunshine

In East Granby, the average sunshine in May is 8.5h.

UV index

In May, the average daily maximum UV index in East Granby is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 5 in May leads to these recommendations:
Adopt protective measures - It is advised to guard against sun damage. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Enhance your sun protection with tightly woven, yet airy clothing. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What is the usual temperature for East Granby in May?

East Granby in May has an average high-temperature of 68.5°F (20.3°C) and an average low-temperature of 48.7°F (9.3°C).

What is the average humidity in May in East Granby?

The average relative humidity in May is 74%.

How many days does it rain in May in East Granby?

In East Granby, during May, the rain falls for 11.4 days and regularly aggregates up to 1.06" (27mm) of precipitation.

What is the last month it snows in East Granby?

May is the last month it regularly snows. During 0.2 snowfall days, in May, East Granby aggregates 0.04" (1mm) of snow.

What is the average length of the day in May in East Granby?

In East Granby, the average day length in May is 14h and 35min.

What time are sunrise and sunset in May in East Granby?

In May, on the first day of the month, sunrise is at 5:45 am and sunset at 7:50 pm. On the last day of the month, in East Granby, Connecticut, sunrise is at 5:18 am and sunset at 8:19 pm EDT.

How many hours of sunshine does East Granby have in May?

In May, the average sunshine duration in East Granby, Connecticut, is 8.5h.

What is the UV index reading in May in East Granby?

In May, the average daily maximum UV index in East Granby, Connecticut, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
East Granby, CT

Average temperature in May - East Granby, CT
  • Average high temperature in May: 68.5°F

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).

  • Average low temperature in May: 48.7°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).

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Average pressure in May
East Granby, CT

Average pressure in May - East Granby, CT
  • Average pressure in May: 30.01"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).

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Average wind speed in May
East Granby, CT

Average wind speed in May - East Granby, CT
  • Average wind speed in May: 6.4mph

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).

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Average humidity in May
East Granby, CT

Average humidity in May - East Granby, CT
  • Average humidity in May: 74%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in May
East Granby, CT

Average rainfall in May - East Granby, CT
  • Average rainfall in May: 1.06"

The wettest months (with the highest rainfall) are July and October (1.14").
The driest month (with the least rainfall) is September (0.43").

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Average rainfall days in May
East Granby, CT

Average rainfall days in May - East Granby, CT
  • Average rainfall days in May: 11.4 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).

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Average snowfall in May
East Granby, CT

Average snowfall in May - East Granby, CT
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
East Granby, CT

Average snowfall days in May - East Granby, CT
  • Average snowfall days in May: 0.2 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).

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Average daylight in May /
Average sunshine in May
East Granby, CT

Average daylight in May / Average sunshine in May - East Granby, CT
  • Average daylight in May: 14h and 4min

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 May: 8h and 3min

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).

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Average sunshine days in May
East Granby, CT

Average sunshine days in May - East Granby, CT
  • Average sunshine days in May: 16.9 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).

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Average UV index in May
East Granby, CT

Average UV index in May - East Granby, CT
  • Average UV index in May: 5

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).

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Average cloud cover in May
East Granby, CT

Average cloud cover in May - East Granby, CT
  • Average cloud cover in May: 47

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in May
East Granby, CT

Average visibility in May - East Granby, CT
  • Average visibility in May: 5mi

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).

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East Granby, Connecticut, USA

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