Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average sea temperature in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The shift from March to April is marked by an increase in the average high-temperature, moving from a frosty 43.7°F (6.5°C) to a cool 54.3°F (12.4°C). Westbrook sees an average low-temperature of 41.7°F (5.4°C) during April.Humidity
The least humid month is April, with an average relative humidity of 73%.Rainfall
In Westbrook, during April, the rain falls for 15.2 days and regularly aggregates up to 3.23" (82mm) of 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 April, it is snowing for 0.7 days. Throughout April, 0.08" (2mm) of snow is accumulated. In Westbrook, during the entire year, snow falls for 24.2 days and aggregates up to 9.53" (242mm) of snow.Ocean temperature
In Westbrook, in April, the average water temperature is 44.4°F (6.9°C).Note: Dipping into 44.4°F (6.9°C) below 50°F (10°C) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 55.4°F (13°C) can be jarring.
Daylight
In Westbrook, the average length of the day in April is 13h and 21min.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 5:47 am and sunset at 7:46 pm EDT.
Sunshine
In April, the average sunshine is 8.4h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. When the Sun is at its strongest around midday, find shade and limit exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the least humid month in Westbrook?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April?
What is the ocean temperature in April?
How many hours of daylight does Westbrook have in April?
When are sunrise and sunset in April in Westbrook?
How long on average sun shines in April in Westbrook?
What is the UV index reading in April?
Average temperature in April
Westbrook, 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
Westbrook, 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
Westbrook, 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
Westbrook, 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
Westbrook, 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
Westbrook, 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
Westbrook, 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
Westbrook, 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 sea temperature in April
Westbrook, CT
- Average sea temperature in April: 44.4°F
The best month for swimming (with the highest average sea temperature) is August (72.1°F).
The coldest month (with the lowest average sea temperature) is February (38.8°F).
Average daylight in April /
Average sunshine in April
Westbrook, 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 18min).
- 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
Westbrook, 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
Westbrook, 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
Westbrook, 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
Westbrook, 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).
Westbrook, Connecticut, USA
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