April weather forecast and climate
Westport, CT

The colorful houses on the shores of Westport, Connecticut
The colorful houses on the shores of Westport, Connecticut

Weather in April

April in Westport, Connecticut, is a fresh spring month, with temperature in the range of an average high of 55.2°F (12.9°C) and an average low of 43°F (6.1°C).

Temperature

In Westport, Connecticut, the average high-temperature increases, from a chilly 44.4°F (6.9°C) in March, to a fresh 55.2°F (12.9°C). In April, in Westport, Connecticut, the average low-temperature is 43°F (6.1°C).

Humidity

Months with the lowest humidity in Westport are April and November, with an average relative humidity of 72%.

Rainfall

In April, the rain falls for 15.9 days. Throughout April, 3.15" (80mm) of precipitation is accumulated. Throughout the year, there are 166.3 rainfall days, and 37.87" (962mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Westport are January through April, November and December. April is the last month it regularly snows in Westport. During 0.7 snowfall days, Westport aggregates 0.08" (2mm) of snow. In Westport, during the entire year, snow falls for 24.6 days, and aggregates up to 9.61" (244mm) of snow.

Daylight

In April, the average length of the day in Westport is 13.4h.

Sunshine

In April, the average sunshine is 8.4h.

UV index

In Westport, Connecticut, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for average individuals.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What are the least humid months in Westport?

April and November, with an average relative humidity of 72%, are the least humid months in Westport.

What is the average humidity in April in Westport?

In April, the average relative humidity is 72%.

How many days does it rain in April in Westport?

In Westport, Connecticut, in April, during 15.9 rainfall days, 3.15" (80mm) of precipitation is typically accumulated.

What is the last month it snows in Westport?

April is the last month it regularly snows in Westport. During 0.7 snowfall days, in April, Westport aggregates 0.08" (2mm) of snow.

How many hours of daylight does Westport have in April?

In Westport, Connecticut, the average length of the day in April is 13.4h.

How long on average sun shines in April in Westport?

In Westport, Connecticut, the average sunshine in April is 8.4h.

How high is the UV index in April in Westport?

The average daily maximum UV index in April in Westport is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV radiation.

Average temperature in April
Westport, CT

Average temperature in April - Westport, CT
  • Average high temperature in April: 55.2°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (35.8°F).

  • Average low temperature in April: 43°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

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Average pressure in April
Westport, CT

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

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in April
Westport, CT

Average wind speed in April - Westport, CT
  • Average wind speed in April: 9.1mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in April
Westport, CT

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

Months with the highest relative humidity are February, May and June (76%).
Months with the lowest relative humidity are April and November (72%).

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Average rainfall in April
Westport, CT

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

The wettest month (with the highest rainfall) is July (4.13").
The driest months (with the least rainfall) are January and February (2.36").

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Average rainfall days in April
Westport, CT

Average rainfall days in April - Westport, CT
  • Average rainfall days in April: 15.9 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in April
Westport, CT

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

The month with the highest snowfall is February (2.83").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in April
Westport, CT

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

The month with the highest number of snowfall days is February (7.4 days).
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
Westport, CT

Average daylight in April / Average sunshine in April - Westport, CT
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in April: 8.4h

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days in April
Westport, CT

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

The month with the most sunshine days is January (17.8 days).
The month with the least sunshine days is June (10 days).

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Average UV index in April
Westport, CT

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

Months with the highest UV index are June, July and August (UV index 6).
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
Westport, CT

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

Months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in April
Westport, CT

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

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

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