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
The shift into April brings an increase in the average high-temperature, moving from an icy 36.1°F (2.3°C) in March to a frosty 49.6°F (9.8°C). During April, the nighttime temperature averages of 32.5°F (0.3°C).Humidity
In April, the average relative humidity is 77%.Rainfall
In Vienna, in April, during 14.5 rainfall days, 3.23" (82mm) of precipitation is typically accumulated. Throughout the year, there are 142.5 rainfall days, and 30.47" (774mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Vienna, during April, snow falls for 3.9 days and regularly aggregates up to 5.2" (132mm) of snow. In Vienna, during the entire year, snow falls for 54.3 days and aggregates up to 40.87" (1038mm) of snow.Daylight
In Vienna, the average length of the day in April is 13h and 30min.On the first day of April, sunrise is at 6:19 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 7:43 pm EDT.
Sunshine
The average sunshine in April is 7h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 3 during April translates into these guidelines:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Vienna in April?
What is the average humidity in April?
How much does it rain in April?
How much does it snow in April?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Vienna have in April?
What is the UV index intensity in April?
Average temperature in April
Vienna, ME
- Average high temperature in April: 49.6°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25.3°F).
- Average low temperature in April: 32.5°F
The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (11.5°F).
Average pressure in April
Vienna, 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
Vienna, ME
- Average wind speed in April: 7.4mph
The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in April
Vienna, ME
- Average humidity in April: 77%
The months with the highest relative humidity are February and March (85%).
The month with the lowest relative humidity is November (76%).
Average rainfall in April
Vienna, ME
- Average rainfall in April: 3.23"
The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is September (1.65").
Average rainfall days in April
Vienna, ME
- Average rainfall days in April: 14.5 days
The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in April
Vienna, ME
- Average snowfall in April: 5.2"
The month with the highest snowfall is February (9.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Vienna, ME
- Average snowfall days in April: 3.9 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
Vienna, 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 0min
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 18min).
Average sunshine days in April
Vienna, ME
- Average sunshine days in April: 12.5 days
The month with the most sunshine days is September (17.6 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in April
Vienna, 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
Vienna, ME
- Average cloud cover in April: 54
The months with the most cloud cover are February, March and April (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 39).
Average visibility in April
Vienna, ME
- Average visibility in April: 5mi
The month with the highest visibility is November (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October and December (5mi).
Vienna, Maine, USA
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