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 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
April brings a temperature increase, with average high-temperatures moving from March's wintry 37.2°F (2.9°C) to a frosty 48.6°F (9.2°C). In the month of April, Swans Island's average low-temperature falls to an icy 35.6°F (2°C).Humidity
The average relative humidity in April is 77%.Rainfall
In Swans Island, in April, during 15.5 rainfall days, 3.5" (89mm) of precipitation is typically accumulated. Throughout the year, there are 142.1 rainfall days, and 32.28" (820mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Swans Island, during April, snow falls for 3.1 days and regularly aggregates up to 2.44" (62mm) of snow. Throughout the year, there are 48.1 snowfall days, and 23.82" (605mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 29min.On the first day of April in Swans Island, sunrise is at 6:13 am and sunset at 7:01 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 7:36 pm EDT.
Sunshine
In April, the average sunshine is 7.2h.UV index
In April, the average daily maximum UV index in Swans Island is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 3 in April translates into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be careful! The Sun's UV radiation can nearly be doubled by 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 Swans Island in April?
What is the average humidity in April?
How much does it rain in April?
How much does it snow in April?
How many hours of daylight does Swans Island have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Swans Island have in April?
What is the UV index reading in April?
Average temperature in April
Swans Island, ME
- Average high temperature in April: 48.6°F
The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in April: 35.6°F
The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in April
Swans Island, ME
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Swans Island, ME
- Average wind speed in April: 9.2mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in April
Swans Island, ME
- Average humidity in April: 77%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall in April
Swans Island, ME
- Average rainfall in April: 3.5"
The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (1.57").
Average rainfall days in April
Swans Island, ME
- Average rainfall days in April: 15.5 days
The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in April
Swans Island, ME
- Average snowfall in April: 2.44"
The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Swans Island, ME
- Average snowfall days in April: 3.1 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Swans Island, ME
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).
Average sunshine days in April
Swans Island, ME
- Average sunshine days in April: 11.2 days
The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is April (11.2 days).
Average UV index in April
Swans Island, ME
- Average UV index in April: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Swans Island, ME
- Average cloud cover in April: 54
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in April
Swans Island, ME
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Swans Island, Maine, USA
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