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
An escalation in the average high-temperature is seen with the onset of April, moving from a cold 37.2°F (2.9°C) in March to a chilly 48.6°F (9.2°C). Nighttime temperatures consistently average a wintry 35.6°F (2°C) during April.Humidity
The average relative humidity in April is 77%.Rainfall
In Islesford, during April, the rain falls for 15.5 days and regularly aggregates up to 3.5" (89mm) of precipitation. 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 Islesford, in April, snow falls for 3.1 days, with typically accumulated 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 the month, sunrise is at 6:12 am and sunset at 7:00 pm. On the last day of April, sunrise is at 5:24 am and sunset at 7:36 pm EDT.
Sunshine
The average sunshine in April is 7.2h.UV index
In Islesford, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 3 in April interprets into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April in Islesford?
How many days does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
What time are sunrise and sunset in April in Islesford?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Islesford, 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
Islesford, 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
Islesford, 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
Islesford, 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
Islesford, 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
Islesford, 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
Islesford, 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
Islesford, 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
Islesford, ME
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
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
Islesford, 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
Islesford, 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
Islesford, 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
Islesford, 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).
Islesford, Maine, USA
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