April weather forecastShirley Mills, ME
April
Weather in April
April in Shirley Mills, Maine, is a frosty spring month, with an average temperature varying between 28.8°F (-1.8°C) and 44.6°F (7°C).Temperature
An upsurge in temperatures occurs as March gives way to April, with average highs shifting from a freezing cold 31.1°F (-0.5°C) to a frosty 44.6°F (7°C). April is noted for a mean low-temperature of 28.8°F (-1.8°C).Humidity
In Shirley Mills, the average relative humidity in April is 83%.Rainfall
The month with the most rainfall is April, when the rain falls for 14.4 days and typically aggregates up to 3.54" (90mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Shirley Mills, in April, snow falls for 11.7 days, with typically accumulated 8.74" (222mm) of snow. Throughout the year, there are 104.3 snowfall days, and 76.26" (1937mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 33min.On the first day of April, sunrise is at 6:17 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 5:27 am and sunset at 7:44 pm EDT.
Sunshine
In April, the average sunshine in Shirley Mills, Maine, is 5.7h.UV index
In April, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 2 during April translates into these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. 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
Shirley Mills, ME
- Average high temperature in April: 44.6°F
The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (20.8°F).
- Average low temperature in April: 28.8°F
The month with the highest average low temperature is July (54.5°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).
Average pressure in April
Shirley Mills, ME
- Average pressure in April: 29.95"Hg
The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Shirley Mills, ME
- Average wind speed in April: 7.5mph
The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in April
Shirley Mills, ME
- Average humidity in April: 83%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (77%).
Average rainfall in April
Shirley Mills, ME
- Average rainfall in April: 3.54"
The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is February (2.24").
Average rainfall days in April
Shirley Mills, ME
- Average rainfall days in April: 14.4 days
The months with the highest number of rainy days are July and August (17.8 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in April
Shirley Mills, ME
- Average snowfall in April: 8.74"
The month with the highest snowfall is January (14.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Shirley Mills, ME
- Average snowfall days in April: 11.7 days
The month with the highest number of snowfall days is February (20.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Shirley Mills, ME
- Average daylight in April: 13h and 30min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 5h and 42min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in April
Shirley Mills, ME
- Average sunshine days in April: 9 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is February (8.1 days).
Average UV index in April
Shirley Mills, ME
- Average UV index in April: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in April
Shirley Mills, ME
- Average cloud cover in April: 63
The month with the most cloud cover is February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 45).
Average visibility in April
Shirley Mills, ME
- Average visibility in April: 4mi
The months with the highest visibility are May, July, October and November (5mi).
The months with the lowest visibility are January, February, March, April, June, August, September and December (4mi).





