May weather forecast
North Granby, CT

Share

Weather in May

May, the last month of the spring in North Granby, is a comfortable month, with an average temperature fluctuating between 67.6°F (19.8°C) and 47.5°F (8.6°C).

Temperature

May brings a temperature change, with average high-temperatures moving from April's 55.9°F (13.3°C) to a still refreshing 67.6°F (19.8°C). North Granby in May anticipates an average nighttime temperature of 47.5°F (8.6°C).

Humidity

In May, the average relative humidity in North Granby is 75%.

Rainfall

In North Granby, Connecticut, during May, the rain falls for 17.7 days and regularly aggregates up to 3.07" (78mm) of precipitation. Throughout the year, in North Granby, there are 165.4 rainfall days, and 34.45" (875mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, North Granby aggregates 0.2" (5mm) of snow. Throughout the year, there are 37.5 snowfall days, and 21.26" (540mm) of snow is accumulated.

Daylight

In North Granby, the average length of the day in May is 14h and 35min.
On the first day of the month, sunrise is at 5:46 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 North Granby, Connecticut, the average sunshine in May is 8h.

UV index

The average daily maximum UV index in May in North Granby is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
[Resources]

Frequently asked questions

What are May temperatures in North Granby?

The high-temperature, in May, in North Granby, is 67.6°F (19.8°C), while the low-temperature averages to 47.5°F (8.6°C).

What is the average humidity in May in North Granby?

The average relative humidity in May in North Granby is 75%.

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

In North Granby, Connecticut, in May, during 17.7 rainfall days, 3.07" (78mm) of precipitation is typically accumulated.

What is the last month it snows in North Granby?

May is the last month it regularly snows. During 0.1 snowfall days, in May, North Granby aggregates 0.2" (5mm) of snow.

How many hours of daylight does North Granby have in May?

The average day length in May in North Granby is 14h and 35min.

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

In May, on the first day of the month, sunrise is at 5:46 am and sunset at 7:50 pm. On the last day of the month, in North Granby, Connecticut, sunrise is at 5:18 am and sunset at 8:19 pm EDT.

How long on average sun shines in May in North Granby?

The average sunshine duration in May is 8h.

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

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
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
North Granby, CT

Average temperature in May - North Granby, CT
  • Average high temperature in May: 67.6°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in May: 47.5°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

[Resources]

Average pressure in May
North Granby, CT

Average pressure in May - North 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).

[Resources]

Average wind speed in May
North Granby, CT

Average wind speed in May - North Granby, CT
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

[Resources]

Average humidity in May
North Granby, CT

Average humidity in May - North Granby, CT
  • Average humidity in May: 75%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (73%).

[Resources]

Average rainfall in May
North Granby, CT

Average rainfall in May - North Granby, CT
  • Average rainfall in May: 3.07"

The wettest month (with the highest rainfall) is December (3.43").
The driest month (with the least rainfall) is September (2.17").

[Resources]

Average rainfall days in May
North Granby, CT

Average rainfall days in May - North Granby, CT
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.8 days).

[Resources]

Average snowfall in May
North Granby, CT

Average snowfall in May - North Granby, CT
  • Average snowfall in May: 0.2"

The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in May
North Granby, CT

Average snowfall days in May - North Granby, CT
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in May / Average sunshine in May - North 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 0min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

[Resources]

Average sunshine days in May
North Granby, CT

Average sunshine days in May - North Granby, CT
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is January (16.6 days).
The month with the least sunshine days is June (10.9 days).

[Resources]

Average UV index in May
North Granby, CT

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

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

[Resources]

Average cloud cover in May
North Granby, CT

Average cloud cover in May - North Granby, CT
  • Average cloud cover in May: 49

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 37).

[Resources]

Average visibility in May
North Granby, CT

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

The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).

[Resources]

North Granby, Connecticut, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location