May weather forecast
East Haven, CT

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Weather in May

The influence of spring is pronounced during May. Maximum and minimum temperatures reach 65.3°F (18.5°C) and 51.4°F (10.8°C) respectively, providing the town with a pleasant weather during this month. Days in May often reflect vibrant hues deriving from blooming flora. The anticipated rainfall emerges as misty drizzles without disrupting the general pleasant atmosphere. As May progresses, the pleasing East Haven weather remains constant.

Temperature

Noticing a change, the average high-temperature during May moves from April's cool 54.7°F (12.6°C) to a refreshing 65.3°F (18.5°C). East Haven observes an average nighttime low-temperature of 51.4°F (10.8°C) during the month of May.

Humidity

The average relative humidity in May in East Haven is 76%.

Rainfall

In East Haven, in May, during 11.3 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. In East Haven, Connecticut, during the entire year, the rain falls for 112.8 days and collects up to 9.8" (249mm) of precipitation.

Snowfall

In East Haven, Connecticut, snow does not fall in April through November.

Daylight

In East Haven, the average length of the day in May is 14h and 31min.
On the first day of May in East Haven, Connecticut, sunrise is at 5:47 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 8:17 pm EDT.

Sunshine

In East Haven, the average sunshine in May is 8.8h.

UV index

The average daily maximum UV index in May in East Haven is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 5 during May, leads to the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What are the temperatures in East Haven in May?

The high-temperature in East Haven during May is 65.3°F (18.5°C) and the low-temperature is 51.4°F (10.8°C).

What is the average humidity in May in East Haven?

In East Haven, Connecticut, the average relative humidity in May is 76%.

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

In East Haven, Connecticut, during May, the rain falls for 11.3 days and regularly aggregates up to 0.83" (21mm) of precipitation.

When it does not snow in East Haven?

In East Haven, snow does not fall in April through November.

How many hours of daylight does East Haven have in May?

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

When are sunrise and sunset in May in East Haven?

In May, on the first day of the month, sunrise is at 5:47 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:20 am and sunset at 8:17 pm EDT.

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

The average sunshine duration in May in East Haven is 8.8h.

What is the UV index intensity in May in East Haven?

In East Haven, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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 Haven, CT

Average temperature in May - East Haven, CT
  • Average high temperature in May: 65.3°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

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Average pressure in May
East Haven, CT

Average pressure in May - East Haven, 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 Haven, CT

Average wind speed in May - East Haven, CT
  • Average wind speed in May: 7.9mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in May
East Haven, CT

Average humidity in May - East Haven, CT
  • Average humidity in May: 76%

The month with the highest relative humidity is June (77%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in May
East Haven, CT

Average rainfall in May - East Haven, CT
  • Average rainfall in May: 0.83"

The wettest month (with the highest rainfall) is July (1.14").
The driest months (with the least rainfall) are January and September (0.51").

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Average rainfall days in May
East Haven, CT

Average rainfall days in May - East Haven, CT
  • Average rainfall days in May: 11.3 days

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is January (6.2 days).

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Average snowfall in May
East Haven, CT

Average snowfall in May - East Haven, CT
  • Average snowfall in May: 0"

The month with the highest snowfall is March (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
East Haven, CT

Average snowfall days in May - East Haven, CT
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in May / Average sunshine in May - East Haven, CT
  • Average daylight in May: 14h and 3min

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 18min).

  • Average sunshine in May: 8h and 5min

The months with the most sunshine are July and August (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
East Haven, CT

Average sunshine days in May - East Haven, CT
  • Average sunshine days in May: 16.8 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is August (16.3 days).

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Average UV index in May
East Haven, CT

Average UV index in May - East Haven, 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 Haven, CT

Average cloud cover in May - East Haven, 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
East Haven, CT

Average visibility in May - East Haven, 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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East Haven, Connecticut, USA

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