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
Isle au Haut, Maine, observes a slight ascent in average high-temperatures during April, adjusting from a wintry 37.9°F (3.3°C) in March to a frosty 44.1°F (6.7°C). During April, Isle au Haut perceives a slight decrease in temperature from daytime highs, settling at an average low of 38.8°F (3.8°C).Humidity
In Isle au Haut, the average relative humidity in April is 80%.Rainfall
In Isle au Haut, during April, the rain falls for 10.8 days and regularly aggregates up to 0.94" (24mm) of precipitation. Throughout the year, in Isle au Haut, Maine, there are 109.9 rainfall days, and 9.72" (247mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 1.5 snowfall days, in April, Isle au Haut aggregates 0.2" (5mm) of snow. In Isle au Haut, during the entire year, snow falls for 30.9 days and aggregates up to 2.91" (74mm) of snow.Daylight
In April, the average length of the day in Isle au Haut is 13h and 29min.On the first day of April in Isle au Haut, sunrise is at 6:14 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 7:37 pm EDT.
Sunshine
In Isle au Haut, the average sunshine in April is 7.9h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 during April translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
Is it cold in Isle au Haut during April?
What is the average humidity in April in Isle au Haut?
How many days does it rain in April in Isle au Haut?
What is the last month it snows in Isle au Haut?
How many hours of daylight does Isle au Haut have in April?
When is the sunrise / sunset in April in Isle au Haut?
How long on average sun shines in April in Isle au Haut?
What is the UV index intensity in April in Isle au Haut?
Average temperature in April
Isle au Haut, ME
- Average high temperature in April: 44.1°F
The warmest month (with the highest average high temperature) is August (65.7°F).
The month with the lowest average high temperature is January (34.7°F).
- Average low temperature in April: 38.8°F
The month with the highest average low temperature is August (61.7°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in April
Isle au Haut, 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
Isle au Haut, ME
- Average wind speed in April: 15.2mph
The windiest month (with the highest average wind speed) is January (19.4mph).
The calmest months (with the lowest average wind speed) are July and August (10.3mph).
Average humidity in April
Isle au Haut, ME
- Average humidity in April: 80%
The months with the highest relative humidity are June, July and August (86%).
The month with the lowest relative humidity is November (74%).
Average rainfall in April
Isle au Haut, ME
- Average rainfall in April: 0.94"
The wettest months (with the highest rainfall) are October and November (1.02").
The driest months (with the least rainfall) are August and September (0.55").
Average rainfall days in April
Isle au Haut, ME
- Average rainfall days in April: 10.8 days
The month with the highest number of rainy days is July (11.6 days).
The month with the least rainy days is January (6.2 days).
Average snowfall in April
Isle au Haut, ME
- Average snowfall in April: 0.2"
The month with the highest snowfall is January (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Isle au Haut, ME
- Average snowfall days in April: 1.5 days
The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Isle au Haut, 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 5min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in April
Isle au Haut, ME
- Average sunshine days in April: 16.8 days
The month with the most sunshine days is August (21.2 days).
The month with the least sunshine days is February (13.5 days).
Average UV index in April
Isle au Haut, ME
- Average UV index in April: 3
The months with the highest UV index are 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
Isle au Haut, ME
- Average cloud cover in April: 49
The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Isle au Haut, ME
- 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).
Isle au Haut, Maine, USA
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