April weather forecast
Hadlyme, CT

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Weather in April

April is a cool spring month in Hadlyme, Connecticut, with an average temperature ranging between min 41.7°F (5.4°C) and max 54.3°F (12.4°C).

Temperature

April's onset is marked by a temperature increase, moving from a chilly 43.7°F (6.5°C) in March to a fresh 54.3°F (12.4°C). Hadlyme experiences an average low-temperature reading of 41.7°F (5.4°C) throughout April.

Humidity

The least humid month is April, with an average relative humidity of 73%.

Rainfall

In Hadlyme, Connecticut, in April, it is raining for 15.2 days, with typically 3.23" (82mm) of accumulated precipitation. Throughout the year, there are 166.2 rainfall days, and 34.8" (884mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In Hadlyme, in April, during 0.7 snowfall days, 0.08" (2mm) of snow is typically accumulated. In Hadlyme, during the entire year, snow falls for 24.2 days and aggregates up to 9.53" (242mm) of snow.

Daylight

The average length of the day in April is 13h and 22min.
On the first day of the month, sunrise is at 6:31 am and sunset at 7:15 pm. On the last day of April, sunrise is at 5:46 am and sunset at 7:46 pm EDT.

Sunshine

The average sunshine in April is 8.4h.

UV index

In Hadlyme, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 3 in April transforms into the following instructions:
Guard yourself - Avoiding sunburn is suggested. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are April temperatures?

The average high-temperature and low-temperature during April are 54.3°F (12.4°C) and 41.7°F (5.4°C) respectively.

What is the least humid month?

With an average relative humidity of 73%, April is the least humid month.

What is the average humidity in April?

In April, the average relative humidity is 73%.

How many days does it rain in April?

In Hadlyme, during April, the rain falls for 15.2 days and regularly aggregates up to 3.23" (82mm) of precipitation.

How much does it snow in Hadlyme in April?

In April, it is snowing for 0.7 days. Throughout April, 0.08" (2mm) of snow is accumulated.

What is the average length of the day in April?

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

What time are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:31 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:46 pm EDT.

How long on average sun shines in April in Hadlyme?

The average sunshine duration in April is 8.4h.

What is the UV index intensity in April?

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
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
Hadlyme, CT

Average temperature in April - Hadlyme, CT
  • Average high temperature in April: 54.3°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in April: 41.7°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

Average pressure in April
Hadlyme, CT

Average pressure in April - Hadlyme, 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
Hadlyme, CT

Average wind speed in April - Hadlyme, CT
  • Average wind speed in April: 9.8mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

Average humidity in April
Hadlyme, CT

Average humidity in April - Hadlyme, CT
  • Average humidity in April: 73%

The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is April (73%).

Average rainfall in April
Hadlyme, CT

Average rainfall in April - Hadlyme, CT
  • Average rainfall in April: 3.23"

The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in April
Hadlyme, CT

Average rainfall days in April - Hadlyme, CT
  • Average rainfall days in April: 15.2 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (9 days).

Average snowfall in April
Hadlyme, CT

Average snowfall in April - Hadlyme, CT
  • Average snowfall in April: 0.08"

The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in April
Hadlyme, CT

Average snowfall days in April - Hadlyme, CT
  • Average snowfall days in April: 0.7 days

The month with the highest number of snowfall days is February (7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 April: 8h and 2min

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

Average sunshine days in April
Hadlyme, CT

Average sunshine days in April - Hadlyme, CT
  • Average sunshine days in April: 12.7 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is July (11.7 days).

Average UV index in April
Hadlyme, CT

Average UV index in April - Hadlyme, 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
Hadlyme, CT

Average cloud cover in April - Hadlyme, CT
  • Average cloud cover in April: 44

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).

Average visibility in April
Hadlyme, CT

Average visibility in April - Hadlyme, CT
  • Average visibility in April: 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).

Hadlyme, Connecticut, USA

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