May weather forecast and climate
Wallingford, CT

Weather in May

The last month of the spring, May, is an agreeable month in Wallingford, Connecticut, with average temperature ranging between max 68.5°F (20.3°C) and min 49.6°F (9.8°C).

Temperature

In Wallingford, the average high-temperature in May increases, from a moderate 56.8°F (13.8°C) in April, to a pleasant 68.5°F (20.3°C). In Wallingford, the average low-temperature is 49.6°F (9.8°C).

Humidity

In Wallingford, Connecticut, the average relative humidity in May is 75%.

Rainfall

In May, the rain falls for 17.1 days. Throughout May, 2.68" (68mm) of precipitation is accumulated. In Wallingford, during the entire year, the rain falls for 162.7 days and collects up to 34.57" (878mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Wallingford. May is the last month it regularly snows in Wallingford, Connecticut. During 0.1 snowfall days, in May, Wallingford aggregates 0.43" (11mm) of snow. In Wallingford, during the entire year, snow falls for 30 days, and aggregates up to 15.28" (388mm) of snow.

Daylight

In May, the average length of the day in Wallingford is 14.5h.

Sunshine

In May, the average sunshine in Wallingford is 8.2h.

UV index

The average daily maximum UV index in Wallingford is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Wallingford?

In Wallingford, in May, the average high-temperature is 68.5°F (20.3°C), and the average low-temperature is 49.6°F (9.8°C).

What is the average humidity in May in Wallingford?

The average relative humidity in May in Wallingford, Connecticut, is 75%.

How much does it rain in Wallingford in May?

In Wallingford, during May, the rain falls for 17.1 days and regularly aggregates up to 2.68" (68mm) of precipitation.

What is the last month it snows in Wallingford?

May is the last month it regularly snows in Wallingford. During 0.1 snowfall days, in May, Wallingford aggregates 0.43" (11mm) of snow.

What is the average length of the day in May in Wallingford?

In May, the average length of the day is 14.5h.

How many hours of sunshine does Wallingford have in May?

The average sunshine in May in Wallingford, Connecticut, is 8.2h.

How high is the UV index in May in Wallingford?

In Wallingford, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in May
Wallingford, CT

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

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure in May
Wallingford, CT

Average pressure in May - Wallingford, CT
  • Average pressure in May: 30.01"

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in May
Wallingford, CT

Average wind speed in May - Wallingford, 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 month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in May
Wallingford, CT

Average humidity in May - Wallingford, CT
  • Average humidity in May: 75%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in May
Wallingford, CT

Average rainfall in May - Wallingford, CT
  • Average rainfall in May: 2.68"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in May
Wallingford, CT

Average rainfall days in May - Wallingford, CT
  • Average rainfall days in May: 17.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in May
Wallingford, CT

Average snowfall in May - Wallingford, CT
  • Average snowfall in May: 0.43"

The month with the highest snowfall is March (4.06").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Wallingford, CT

Average snowfall days in May - Wallingford, CT
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (8.4 days).
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
Wallingford, CT

Average daylight in May / Average sunshine in May - Wallingford, CT
  • Average daylight in May: 14.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in May: 8.2h

The month with the most sunshine is August (Average sunshine: 10.2h).
The month with the least sunshine is February (Average sunshine: 4.5h).

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Average sunshine days in May
Wallingford, CT

Average sunshine days in May - Wallingford, CT
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is June (10.9 days).

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Average UV index in May
Wallingford, CT

Average UV index in May - Wallingford, CT
  • Average UV index in May: 5

Months with the highest UV index are June, July and August (UV index 6).
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
Wallingford, CT

Average cloud cover in May - Wallingford, CT
  • Average cloud cover in May: 48

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in May
Wallingford, CT

Average visibility in May - Wallingford, CT
  • Average visibility in May: 5mi

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

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