April weather forecast
Windsor Locks, CT

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Weather in April

April is a mild spring month in Windsor Locks, Connecticut, with an average temperature fluctuating between 38.7°F (3.7°C) and 56.5°F (13.6°C).

Temperature

The arrival of April brings a change in Windsor Locks's weather, with average high-temperatures moving from March's chilly 43°F (6.1°C) to a mild 56.5°F (13.6°C). Windsor Locks's average low-temperature is measured at a wintry 38.7°F (3.7°C) during April.

Humidity

April is the least humid month in Windsor Locks, with an average relative humidity of 71%.

Rainfall

In April, the rain falls for 11.3 days. Throughout April, 0.98" (25mm) of precipitation is accumulated. Throughout the year, in Windsor Locks, there are 113.2 rainfall days, and 10.91" (277mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Windsor Locks are January through May, November and December. In Windsor Locks, during April, snow falls for 0.7 days and regularly aggregates up to 0.31" (8mm) of snow. Throughout the year, there are 23.9 snowfall days, and 5.63" (143mm) of snow is accumulated.

Daylight

The average length of the day in April in Windsor Locks is 13h and 23min.
On the first day of April in Windsor Locks, sunrise is at 6:31 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:48 pm EDT.

Sunshine

In April, the average sunshine is 8.2h.

UV index

In April, the average daily maximum UV index in Windsor Locks is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 3 during April, leads to the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are April temperatures in Windsor Locks?

The high-temperature in Windsor Locks during April is 56.5°F (13.6°C) and the low-temperature is 38.7°F (3.7°C).

What is the least humid month in Windsor Locks?

April is the least humid month in Windsor Locks, with an average relative humidity of 71%.

What is the average humidity in April in Windsor Locks?

In April, the average relative humidity in Windsor Locks, Connecticut, is 71%.

How many days does it rain in April in Windsor Locks?

In Windsor Locks, in April, it is raining for 11.3 days, with typically 0.98" (25mm) of accumulated precipitation.

How many days does it snow in April in Windsor Locks?

In April, in Windsor Locks, Connecticut, it is snowing for 0.7 days. Throughout April, 0.31" (8mm) of snow is accumulated.

How many hours of daylight does Windsor Locks have in April?

In April, the average day length in Windsor Locks, Connecticut, is 13h and 23min.

When are sunrise and sunset in April in Windsor Locks?

In April, on the first day of the month, sunrise is at 6:31 am and sunset at 7:16 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 7:48 pm EDT.

How long on average sun shines in April in Windsor Locks?

In April, the average sunshine duration is 8.2h.

What is the UV index intensity in April in Windsor Locks?

In Windsor Locks, Connecticut, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium health risk 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
Windsor Locks, CT

Average temperature in April - Windsor Locks, CT
  • Average high temperature in April: 56.5°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in April: 38.7°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in April
Windsor Locks, CT

Average pressure in April - Windsor Locks, CT
  • Average pressure in April: 29.97"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 April
Windsor Locks, CT

Average wind speed in April - Windsor Locks, CT
  • Average wind speed in April: 7.7mph

The windiest months (with the highest average wind speed) are January and March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in April
Windsor Locks, CT

Average humidity in April - Windsor Locks, CT
  • Average humidity in April: 71%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (71%).

Average rainfall in April
Windsor Locks, CT

Average rainfall in April - Windsor Locks, CT
  • Average rainfall in April: 0.98"

The wettest months (with the highest rainfall) are July and October (1.14").
The driest month (with the least rainfall) is September (0.43").

Average rainfall days in April
Windsor Locks, CT

Average rainfall days in April - Windsor Locks, CT
  • Average rainfall days in April: 11.3 days

The month with the highest number of rainy days is June (11.7 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in April
Windsor Locks, CT

Average snowfall in April - Windsor Locks, CT
  • Average snowfall in April: 0.31"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in April
Windsor Locks, CT

Average snowfall days in April - Windsor Locks, CT
  • Average snowfall days in April: 0.7 days

The month with the highest number of snowfall days is February (6.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Windsor Locks, CT

Average daylight in April / Average sunshine in April - Windsor Locks, 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 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 April
Windsor Locks, CT

Average sunshine days in April - Windsor Locks, CT
  • Average sunshine days in April: 16.1 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is April (16.1 days).

Average UV index in April
Windsor Locks, CT

Average UV index in April - Windsor Locks, 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
Windsor Locks, CT

Average cloud cover in April - Windsor Locks, CT
  • Average cloud cover in April: 46

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in April
Windsor Locks, CT

Average visibility in April - Windsor Locks, 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).

Windsor Locks, Connecticut, USA

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