May weather forecast
Canton Valley, CT

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Weather in May

The last month of the spring, May, is a refreshing month in Canton Valley, Connecticut, with an average temperature ranging between max 67.6°F (19.8°C) and min 48.7°F (9.3°C).

Temperature

Canton Valley's transition into May sees a rise in the average high-temperature, advancing from a refreshing 56.1°F (13.4°C) in April to a comfortable 67.6°F (19.8°C). May nights in Canton Valley are marked by an average temperature drop to a frosty 48.7°F (9.3°C).

Humidity

In Canton Valley, the average relative humidity in May is 74%.

Rainfall

In Canton Valley, in May, during 16.9 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, there are 159.6 rainfall days, and 31.97" (812mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Canton Valley are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Canton Valley aggregates 0.24" (6mm) of snow. In Canton Valley, during the entire year, snow falls for 33.1 days and aggregates up to 18.39" (467mm) of snow.

Daylight

The average length of the day in May is 14h and 34min.
On the first day of May, sunrise is at 5:46 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:19 pm EDT.

Sunshine

In Canton Valley, Connecticut, the average sunshine in May is 8.4h.

UV index

In Canton Valley, Connecticut, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 5 in May translates into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What are May temperatures in Canton Valley?

The average high-temperature and low-temperature in Canton Valley, Connecticut, during May are 67.6°F (19.8°C) and 48.7°F (9.3°C) respectively.

What is the average humidity in May in Canton Valley?

In Canton Valley, Connecticut, the average relative humidity in May is 74%.

How many days does it rain in May in Canton Valley?

In Canton Valley, Connecticut, during May, the rain falls for 16.9 days and regularly aggregates up to 2.6" (66mm) of precipitation.

What is the last month it snows in Canton Valley?

May is the last month it regularly snows in Canton Valley. During 0.2 snowfall days, in May, Canton Valley aggregates 0.24" (6mm) of snow.

What is the average length of the day in May in Canton Valley?

In Canton Valley, the average day length in May is 14h and 34min.

What time are sunrise and sunset in May in Canton Valley?

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, sunrise is at 5:19 am and sunset at 8:19 pm EDT.

How many hours of sunshine does Canton Valley have in May?

In Canton Valley, Connecticut, the average sunshine duration in May is 8.4h.

How high is the UV index in May in Canton Valley?

In Canton Valley, Connecticut, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Canton Valley, CT

Average temperature in May - Canton Valley, CT
  • Average high temperature in May: 67.6°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in May: 48.7°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 (20.1°F).

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Average pressure in May
Canton Valley, CT

Average pressure in May - Canton Valley, 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
Canton Valley, CT

Average wind speed in May - Canton Valley, CT
  • Average wind speed in May: 6.5mph

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in May
Canton Valley, CT

Average humidity in May - Canton Valley, CT
  • Average humidity in May: 74%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in May
Canton Valley, CT

Average rainfall in May - Canton Valley, CT
  • Average rainfall in May: 2.6"

The wettest month (with the highest rainfall) is December (3.43").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in May
Canton Valley, CT

Average rainfall days in May - Canton Valley, CT
  • Average rainfall days in May: 16.9 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9.4 days).

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Average snowfall in May
Canton Valley, CT

Average snowfall in May - Canton Valley, CT
  • Average snowfall in May: 0.24"

The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Canton Valley, CT

Average snowfall days in May - Canton Valley, CT
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is February (8.9 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
Canton Valley, CT

Average daylight in May / Average sunshine in May - Canton Valley, 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 2min

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
Canton Valley, CT

Average sunshine days in May - Canton Valley, CT
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is January (17.1 days).
The month with the least sunshine days is June (11.6 days).

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Average UV index in May
Canton Valley, CT

Average UV index in May - Canton Valley, CT
  • Average UV index in May: 5

The months with the highest UV index are June and July (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
Canton Valley, CT

Average cloud cover in May - Canton Valley, 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
Canton Valley, CT

Average visibility in May - Canton Valley, CT
  • Average visibility in May: 5mi

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).

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Canton Valley, Connecticut, USA

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