April weather forecast
Southbury, CT

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Weather in April

April in Southbury, Connecticut, is a refreshing spring month, with an average temperature fluctuating between 39.7°F (4.3°C) and 56.8°F (13.8°C).

Temperature

In Southbury, the average high-temperature in April rises, from a frosty 43.9°F (6.6°C) in March, to a mild 56.8°F (13.8°C). During the nights in April, Southbury experiences a consistent average temperature of 39.7°F (4.3°C).

Humidity

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

Rainfall

In Southbury, in April, during 15.8 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. In Southbury, during the entire year, the rain falls for 171.2 days and collects up to 36.3" (922mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In Southbury, during April, snow falls for 1.2 days and regularly aggregates up to 0.79" (20mm) of snow. Throughout the year, in Southbury, Connecticut, there are 34.8 snowfall days, and 17.48" (444mm) of snow is accumulated.

Daylight

The average length of the day in April in Southbury, Connecticut, is 13h and 22min.
On the first day of the month, sunrise is at 6:34 am and sunset at 7:18 pm. On the last day of April, in Southbury, sunrise is at 5:50 am and sunset at 7:49 pm EDT.

Sunshine

In Southbury, the average sunshine in April is 8.1h.

UV index

In Southbury, Connecticut, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 3 during April translates into the following directions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What are April temperatures in Southbury?

The high-temperature, in April, in Southbury, is 56.8°F (13.8°C), while the low-temperature averages to 39.7°F (4.3°C).

What is the least humid month in Southbury?

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

What is the average humidity in April in Southbury?

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

How much does it rain in Southbury in April?

In Southbury, in April, during 15.8 rainfall days, 3.11" (79mm) of precipitation is typically accumulated.

How many days does it snow in April in Southbury?

In Southbury, in April, during 1.2 snowfall days, 0.79" (20mm) of snow is typically accumulated.

What is the average length of the day in April in Southbury?

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

What time are sunrise and sunset in April in Southbury?

On the first day of April in Southbury, sunrise is at 6:34 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 7:49 pm EDT.

How long on average sun shines in April in Southbury?

In Southbury, Connecticut, the average sunshine duration in April is 8.1h.

What is the UV index intensity in April in Southbury?

In Southbury, 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 unsafe 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
Southbury, CT

Average temperature in April - Southbury, CT
  • Average high temperature in April: 56.8°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 (33.1°F).

  • Average low temperature in April: 39.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).

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Average pressure in April
Southbury, CT

Average pressure in April - Southbury, CT
  • Average pressure in April: 29.98"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 April
Southbury, CT

Average wind speed in April - Southbury, CT
  • Average wind speed in April: 7.6mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in April
Southbury, CT

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

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in April
Southbury, CT

Average rainfall in April - Southbury, CT
  • Average rainfall in April: 3.11"

The wettest month (with the highest rainfall) is December (3.9").
The driest month (with the least rainfall) is September (2.28").

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Average rainfall days in April
Southbury, CT

Average rainfall days in April - Southbury, CT
  • Average rainfall days in April: 15.8 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is January (9.5 days).

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Average snowfall in April
Southbury, CT

Average snowfall in April - Southbury, CT
  • Average snowfall in April: 0.79"

The month with the highest snowfall is February (4.8").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in April
Southbury, CT

Average snowfall days in April - Southbury, CT
  • Average snowfall days in April: 1.2 days

The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in April / Average sunshine in April - Southbury, 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 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in April
Southbury, CT

Average sunshine days in April - Southbury, CT
  • Average sunshine days in April: 11.8 days

The month with the most sunshine days is November (17 days).
The months with the least sunshine days are May and June (10.3 days).

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Average UV index in April
Southbury, CT

Average UV index in April - Southbury, 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).

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Average cloud cover in April
Southbury, CT

Average cloud cover in April - Southbury, CT
  • Average cloud cover in April: 47

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 36).

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Average visibility in April
Southbury, CT

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

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

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Southbury, Connecticut, USA

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