April weather forecastMarion, MA
April
Weather in April
April is a fresh spring month in Marion, Massachusetts, with an average temperature varying between 41.9°F (5.5°C) and 51.3°F (10.7°C).Temperature
As March transitions into April, a subtle temperature shift is observed, with average highs adjusting from a cold 42.4°F (5.8°C) to a cool 51.3°F (10.7°C). Marion, in April, observes a steady average low-temperature of 41.9°F (5.5°C).Humidity
In April, the average relative humidity is 75%.Rainfall
In Marion, in April, during 13.8 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Marion, during the entire year, the rain falls for 136.3 days and collects up to 15.63" (397mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In April, it is snowing for 0.8 days. Throughout April, 0.12" (3mm) of snow is accumulated. Throughout the year, there are 21.6 snowfall days, and 4.29" (109mm) of snow is accumulated.Ocean temperature
In Marion, the average seawater temperature in April is 43.9°F (6.6°C).Note: Danger awaits those who swim in 43.9°F (6.6°C) without protection. Falling below 50°F (10°C) means intense cold shock and hyperventilation.
Daylight
In April, the average length of the day is 13h and 22min.On the first day of the month, sunrise is at 6:24 am and sunset at 7:08 pm. On the last day of April, in Marion, sunrise is at 5:39 am and sunset at 7:40 pm EDT.
Sunshine
In Marion, the average sunshine in April is 8.3h.UV index
In Marion, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 3 in April suggests the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Marion, MA
- Average high temperature in April: 51.3°F
The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in April: 41.9°F
The month with the highest average low temperature is August (66.7°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in April
Marion, 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
Marion, MA
- Average wind speed in April: 11.2mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in April
Marion, MA
- Average humidity in April: 75%
The months with the highest relative humidity are June and July (80%).
The months with the lowest relative humidity are March and November (74%).
Average rainfall in April
Marion, MA
- Average rainfall in April: 1.38"
The wettest month (with the highest rainfall) is October (1.89").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in April
Marion, MA
- Average rainfall days in April: 13.8 days
The months with the highest number of rainy days are May and July (14.1 days).
The month with the least rainy days is February (7.7 days).
Average snowfall in April
Marion, MA
- Average snowfall in April: 0.12"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Marion, MA
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in April
Marion, MA
- Average sea temperature in April: 44°F
The best month for swimming (with the highest average sea temperature) is August (68.4°F).
The coldest month (with the lowest average sea temperature) is February (38.2°F).
Average daylight in April /
Average sunshine in April
Marion, MA
- Average daylight in April: 13h and 24min
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 18min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in April
Marion, MA
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is December (17.7 days).
The month with the least sunshine days is April (14.3 days).
Average UV index in April
Marion, MA
- 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
Marion, MA
- Average cloud cover in April: 45
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in April
Marion, 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).





