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
With the onset of April, the average high-temperature slightly shifts from March's icy 36.7°F (2.6°C) to a frosty 49.6°F (9.8°C). In April, the average low-temperature is an icy 33.4°F (0.8°C).Humidity
The months with the lowest humidity are April and November, with an average relative humidity of 78%.Rainfall
In April, the rain falls for 14.6 days. Throughout April, 3.23" (82mm) of precipitation is accumulated. In Palermo, Maine, during the entire year, the rain falls for 143.5 days and collects up to 31.02" (788mm) of precipitation.Snowfall
Months with snowfall in Palermo are January through May, October through December. In April, in Palermo, it is snowing for 3.9 days. Throughout April, 4.65" (118mm) of snow is accumulated. Throughout the year, there are 50.1 snowfall days, and 32.87" (835mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 30min.On the first day of the month, sunrise is at 6:17 am and sunset at 7:05 pm. On the last day of April, sunrise is at 5:28 am and sunset at 7:41 pm EDT.
Sunshine
In April, the average sunshine is 6.9h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 3 during April, leads to the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. When the Sun is at its strongest around midday, find shade and limit exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What are the least humid months?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April?
How many hours of daylight does Palermo have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April?
Average temperature in April
Palermo, ME
- Average high temperature in April: 49.6°F
The warmest month (with the highest average high temperature) is July (76.1°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in April: 33.4°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).
Average pressure in April
Palermo, 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 (29.91"Hg).
Average wind speed in April
Palermo, ME
- Average wind speed in April: 8.3mph
The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in April
Palermo, ME
- Average humidity in April: 78%
The months with the highest relative humidity are January, February and March (84%).
The months with the lowest relative humidity are April and November (78%).
Average rainfall in April
Palermo, ME
- Average rainfall in April: 3.23"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in April
Palermo, ME
- Average rainfall days in April: 14.6 days
The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is February (6 days).
Average snowfall in April
Palermo, ME
- Average snowfall in April: 4.65"
The month with the highest snowfall is January (7.8").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Palermo, ME
- Average snowfall days in April: 3.9 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Palermo, 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: 6h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in April
Palermo, ME
- Average sunshine days in April: 11.3 days
The months with the most sunshine days are September and November (16.8 days).
The month with the least sunshine days is April (11.3 days).
Average UV index in April
Palermo, 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, October, November and December (UV index 2).
Average cloud cover in April
Palermo, ME
- Average cloud cover in April: 54
The months with the most cloud cover are February, March and April (Cloud cover 54).
The month with the least cloud cover is September (Cloud cover 39).
Average visibility in April
Palermo, ME
- Average visibility in April: 5mi
The months with the highest visibility are November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and October (5mi).
Palermo, Maine, USA
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