April weather forecast
Willimantic, CT

Share

Weather in April

April is a refreshing spring month in Willimantic, Connecticut, with an average temperature varying between 55.9°F (13.3°C) and 39.6°F (4.2°C).

Temperature

April brings a rise in Willimantic's average high-temperature, moving from a chilly 43.7°F (6.5°C) in March to a mild 55.9°F (13.3°C). The nighttime temperature in Willimantic, during April, averages of 39.6°F (4.2°C).

Humidity

With an average relative humidity of 72%, April is the least humid month in Willimantic.

Rainfall

In Willimantic, during April, the rain falls for 15.5 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, in Willimantic, there are 164.2 rainfall days, and 33.74" (857mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall in Willimantic. In Willimantic, Connecticut, during April, snow falls for 0.9 days and regularly aggregates up to 0.31" (8mm) of snow. In Willimantic, during the entire year, snow falls for 31.6 days and aggregates up to 15.98" (406mm) of snow.

Daylight

In Willimantic, Connecticut, the average length of the day in April is 13h and 22min.
On the first day of April in Willimantic, Connecticut, sunrise is at 6:30 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 7:46 pm EDT.

Sunshine

In Willimantic, the average sunshine in April is 8.2h.

UV index

In Willimantic, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 3 in April suggests the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in April in Willimantic?

The average high-temperature, in April, in Willimantic, is 55.9°F (13.3°C), while the average low-temperature is 39.6°F (4.2°C).

What is the least humid month in Willimantic?

The least humid month in Willimantic is April, with an average relative humidity of 72%.

What is the average humidity in April in Willimantic?

The average relative humidity in April in Willimantic, Connecticut, is 72%.

How many days does it rain in April in Willimantic?

In Willimantic, Connecticut, in April, it is raining for 15.5 days, with typically 3.15" (80mm) of accumulated precipitation.

How many days does it snow in April in Willimantic?

In April, in Willimantic, Connecticut, it is snowing for 0.9 days. Throughout April, 0.31" (8mm) of snow is accumulated.

How many hours of daylight does Willimantic have in April?

In Willimantic, the average day length in April is 13h and 22min.

When is the sunrise / sunset in April in Willimantic?

In April, on the first day of the month, sunrise is at 6:30 am and sunset at 7:14 pm. On the last day of the month, in Willimantic, Connecticut, sunrise is at 5:45 am and sunset at 7:46 pm EDT.

How long on average sun shines in April in Willimantic?

In April, the average sunshine duration is 8.2h.

How high is the UV index in April in Willimantic?

The average daily maximum UV index in April in Willimantic is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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 April
Willimantic, CT

Average temperature in April - Willimantic, CT
  • Average high temperature in April: 55.9°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in April: 39.6°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in April
Willimantic, CT

Average pressure in April - Willimantic, CT
  • Average pressure in April: 29.98"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in April
Willimantic, CT

Average wind speed in April - Willimantic, CT
  • Average wind speed in April: 8.3mph

The windiest months (with the highest average wind speed) are January and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in April
Willimantic, CT

Average humidity in April - Willimantic, CT
  • Average humidity in April: 72%

The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (72%).

Average rainfall in April
Willimantic, CT

Average rainfall in April - Willimantic, CT
  • Average rainfall in April: 3.15"

The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in April
Willimantic, CT

Average rainfall days in April - Willimantic, CT
  • Average rainfall days in April: 15.5 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in April
Willimantic, CT

Average snowfall in April - Willimantic, CT
  • Average snowfall in April: 0.31"

The month with the highest snowfall is March (4.41").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in April
Willimantic, CT

Average snowfall days in April - Willimantic, CT
  • Average snowfall days in April: 0.9 days

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

Average daylight in April /
Average sunshine in April
Willimantic, CT

Average daylight in April / Average sunshine in April - Willimantic, CT
  • Average daylight in April: 13h and 2min

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 April: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in April
Willimantic, CT

Average sunshine days in April - Willimantic, CT
  • Average sunshine days in April: 12.6 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in April
Willimantic, CT

Average UV index in April - Willimantic, CT
  • Average UV index in April: 3

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 April
Willimantic, CT

Average cloud cover in April - Willimantic, CT
  • Average cloud cover in April: 46

The months with the most cloud cover are February, March, May and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in April
Willimantic, CT

Average visibility in April - Willimantic, CT
  • Average visibility in April: 6mi

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

Willimantic, Connecticut, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location