May weather forecast
Middletown, CT

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Weather in May

The merry month of May in Middletown, Connecticut, experiences more consistent weather patterns. As spring transitions into early summer, temperatures start to climb, yet relatively balanced with a cool breeze making evenings pleasant. The city basks in an average of 14.5 hours of daylight allowing for longer outdoor activities. A significant decrease in snowfall is observed in May, as summer approaches. Temperatures in May experience a substantial hike, with maximum temperatures hitting an average high of 68.2°F (20.1°C) and a minimum of 49.8°F (9.9°C).

Temperature

With the transition into May, Middletown experiences an increase in average high-temperatures, moving up from a refreshing 56.8°F (13.8°C) in April to a pleasant 68.2°F (20.1°C). During May, Middletown's temperature falls to a steady low-temperature average of 49.8°F (9.9°C).

Humidity

The average relative humidity in May in Middletown is 75%.

Rainfall

In Middletown, during May, the rain falls for 16.8 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Middletown, during the entire year, the rain falls for 162.2 days and collects up to 34.13" (867mm) of precipitation.

Snowfall

Months with snowfall in Middletown are January through May, November and December. May is the last month it regularly snows in Middletown. During 0.2 snowfall days, in May, Middletown aggregates 0.47" (12mm) of snow. Throughout the year, there are 29.4 snowfall days, and 14.76" (375mm) of snow is accumulated.

Daylight

In Middletown, the average length of the day in May is 14h and 32min.
On the first day of the month, sunrise is at 5:46 am and sunset at 7:48 pm. On the last day of May, in Middletown, sunrise is at 5:18 am and sunset at 8:17 pm EDT.

Sunshine

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

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in May transforms into the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Middletown?

The average high-temperature, in May, in Middletown, is 68.2°F (20.1°C), while the average low-temperature is 49.8°F (9.9°C).

What is the average humidity in May in Middletown?

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

How much does it rain in Middletown in May?

In May, the rain falls for 16.8 days. Throughout May, 2.64" (67mm) of precipitation is accumulated.

What is the last month it snows in Middletown?

May is the last month it regularly snows in Middletown, Connecticut. During 0.2 snowfall days, in May, Middletown aggregates 0.47" (12mm) of snow.

How many hours of daylight does Middletown have in May?

In May, the average day length is 14h and 32min.

When is the sunrise / sunset in May in Middletown?

On the first day of May in Middletown, sunrise is at 5:46 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:17 pm EDT.

How long on average sun shines in May in Middletown?

The average sunshine duration in May in Middletown is 8.2h.

What is the UV index reading in May in Middletown?

In May, the average daily maximum UV index in Middletown is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to 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
Middletown, CT

Average temperature in May - Middletown, CT
  • Average high temperature in May: 68.2°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 (34°F).

  • Average low temperature in May: 49.8°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in May
Middletown, CT

Average pressure in May - Middletown, 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).

Average wind speed in May
Middletown, CT

Average wind speed in May - Middletown, CT
  • Average wind speed in May: 6.6mph

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 (5.4mph).

Average humidity in May
Middletown, CT

Average humidity in May - Middletown, 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%).

Average rainfall in May
Middletown, CT

Average rainfall in May - Middletown, CT
  • Average rainfall in May: 2.64"

The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in May
Middletown, CT

Average rainfall days in May - Middletown, CT
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in May
Middletown, CT

Average snowfall in May - Middletown, CT
  • Average snowfall in May: 0.47"

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
Middletown, CT

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

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Middletown, CT

Average daylight in May / Average sunshine in May - Middletown, 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 12min).

  • Average sunshine in May: 8h and 1min

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).

Average sunshine days in May
Middletown, CT

Average sunshine days in May - Middletown, CT
  • Average sunshine days in May: 12.1 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in May
Middletown, CT

Average UV index in May - Middletown, 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).

Average cloud cover in May
Middletown, CT

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

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in May
Middletown, CT

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

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

Middletown, Connecticut, USA

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