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
In April, the average high-temperature marginally rises from an icy 41.4°F (5.2°C) in March to a frosty 47.1°F (8.4°C). West Dennis's nights throughout April are marked by an average low temperature of 42.4°F (5.8°C), a minor drop from the day's high.Humidity
In West Dennis, the average relative humidity in April is 79%.Rainfall
In West Dennis, in April, during 12.3 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. In West Dennis, during the entire year, the rain falls for 129 days and collects up to 14.21" (361mm) of precipitation.Snowfall
Months with snowfall are January through April and December. April is the last month it regularly snows. During 0.4 snowfall days, in April, West Dennis aggregates 0.04" (1mm) of snow. In West Dennis, Massachusetts, during the entire year, snow falls for 20.8 days and aggregates up to 2.6" (66mm) of snow.Ocean temperature
In West Dennis, Massachusetts, the average seawater temperature in April is 43.5°F (6.4°C).Note: Swimming in 43.5°F (6.4°C) is deemed hazardous. Exposure to temperatures below 50°F (10°C) leads to immediate severe cold shock and hyperventilation.
Daylight
The average length of the day in April is 13h and 22min.On the first day of the month, sunrise is at 6:22 am and sunset at 7:06 pm. On the last day of April, in West Dennis, sunrise is at 5:37 am and sunset at 7:38 pm EDT.
Sunshine
In West Dennis, the average sunshine in April is 8.4h.UV index
In West Dennis, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: During April, 3 as the daily maximum UV index converts into the following advice:
Be vigilant - Suggestions to stave off sun damage are provided. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What is the usual temperature for West Dennis in April?
What is the average humidity in April in West Dennis?
How many days does it rain in April in West Dennis?
What is the last month it snows in West Dennis?
How cold is the water in April in West Dennis?
What is the average length of the day in April in West Dennis?
When are sunrise and sunset in April in West Dennis?
How many hours of sunshine does West Dennis have in April?
How high is the UV index in April in West Dennis?
Average temperature in April
West Dennis, MA
- Average high temperature in April: 47.1°F
The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in April: 42.4°F
The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in April
West Dennis, MA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
West Dennis, MA
- Average wind speed in April: 14.4mph
The windiest month (with the highest average wind speed) is January (16.8mph).
The calmest months (with the lowest average wind speed) are July and August (10.9mph).
Average humidity in April
West Dennis, MA
- Average humidity in April: 79%
The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (74%).
Average rainfall in April
West Dennis, MA
- Average rainfall in April: 1.34"
The wettest month (with the highest rainfall) is October (1.93").
The driest month (with the least rainfall) is August (0.94").
Average rainfall days in April
West Dennis, MA
- Average rainfall days in April: 12.3 days
The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in April
West Dennis, MA
- Average snowfall in April: 0.04"
The month with the highest snowfall is January (0.87").
The months with the least snowfall are May, June, July, August, September, October and November (0").
Average snowfall days in April
West Dennis, MA
- Average snowfall days in April: 0.4 days
The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in April
West Dennis, MA
- Average sea temperature in April: 43.5°F
The best month for swimming (with the highest average sea temperature) is August (67.5°F).
The coldest month (with the lowest average sea temperature) is March (39°F).
Average daylight in April /
Average sunshine in April
West Dennis, MA
- 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).
Average sunshine days in April
West Dennis, MA
- Average sunshine days in April: 15.3 days
The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is February (14.3 days).
Average UV index in April
West Dennis, MA
- Average UV index in April: 3
The months with the highest UV index are 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
West Dennis, MA
- Average cloud cover in April: 45
The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in April
West Dennis, MA
- 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).
West Dennis, Massachusetts, USA
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