May weather forecast
Trumbull, CT

Weather in May

May, the last month of the spring in Trumbull, is a comfortable month, with an average temperature varying between 65.8°F (18.8°C) and 52.2°F (11.2°C).

Temperature

In May, the average high-temperature rises from a fresh 54.9°F (12.7°C) in April to a comfortable 65.8°F (18.8°C). In Trumbull, the average low-temperature is 52.2°F (11.2°C).

Humidity

The months with the highest humidity in Trumbull are February, May and June, with an average relative humidity of 76%.

Rainfall

In Trumbull, in May, it is raining for 17.5 days, with typically 2.95" (75mm) of accumulated precipitation. In Trumbull, Connecticut, during the entire year, the rain falls for 170.6 days and collects up to 37.09" (942mm) of precipitation.

Snowfall

May through October are months without snowfall in Trumbull.

Daylight

In Trumbull, the average length of the day in May is 14h and 31min.
On the first day of the month, sunrise is at 5:50 am and sunset at 7:49 pm. On the last day of May, sunrise is at 5:22 am and sunset at 8:18 pm EDT.

Sunshine

In May, the average sunshine in Trumbull is 8.7h.

UV index

In May, the average daily maximum UV index in Trumbull is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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 Trumbull?

In Trumbull, Connecticut, in May, the average high-temperature is 65.8°F (18.8°C), and the average low-temperature is 52.2°F (11.2°C).

What are the most humid months in Trumbull?

February, May and June, with an average relative humidity of 76%, are most humid months.

What is the average humidity in May in Trumbull?

In May, the average relative humidity is 76%.

How many days does it rain in May in Trumbull?

In Trumbull, in May, it is raining for 17.5 days, with typically 2.95" (75mm) of accumulated precipitation.

When it does not snow in Trumbull?

May through October are months without snowfall in Trumbull, Connecticut.

Does it snow in Trumbull in May?

In May, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Trumbull have in May?

In Trumbull, Connecticut, the average day length in May is 14h and 31min.

When are sunrise and sunset in May in Trumbull?

On the first day of May in Trumbull, Connecticut, sunrise is at 5:50 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:18 pm EDT.

How long on average sun shines in May in Trumbull?

The average sunshine duration in May is 8.7h.

What is the UV index reading in May in Trumbull?

In May, the average daily maximum UV index in Trumbull, Connecticut, is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Trumbull, CT

Average temperature in May - Trumbull, CT
  • Average high temperature in May: 65.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 52.2°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in May
Trumbull, CT

Average pressure in May - Trumbull, 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
Trumbull, CT

Average wind speed in May - Trumbull, CT
  • Average wind speed in May: 7.7mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in May
Trumbull, CT

Average humidity in May - Trumbull, CT
  • Average humidity in May: 76%

The months with the highest relative humidity are February, May and June (76%).
The months with the lowest relative humidity are April and November (72%).

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Average rainfall in May
Trumbull, CT

Average rainfall in May - Trumbull, CT
  • Average rainfall in May: 2.95"

The wettest month (with the highest rainfall) is December (4.13").
The driest month (with the least rainfall) is September (2.4").

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Average rainfall days in May
Trumbull, CT

Average rainfall days in May - Trumbull, CT
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (9.4 days).

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Average snowfall in May
Trumbull, CT

Average snowfall in May - Trumbull, CT
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Trumbull, CT

Average snowfall days in May - Trumbull, CT
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is February (7.3 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
Trumbull, CT

Average daylight in May / Average sunshine in May - Trumbull, CT
  • Average daylight in May: 14h and 31min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 16min).

  • Average sunshine in May: 8h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in May
Trumbull, CT

Average sunshine days in May - Trumbull, CT
  • Average sunshine days in May: 11.3 days

The month with the most sunshine days is January (17 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in May
Trumbull, CT

Average UV index in May - Trumbull, 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
Trumbull, CT

Average cloud cover in May - Trumbull, CT
  • Average cloud cover in May: 43

The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in May
Trumbull, CT

Average visibility in May - Trumbull, CT
  • Average visibility in May: 6mi

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

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