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
April sees a temperature increase, moving from an icy 34.3°F (1.3°C) in March to a chilly 48.2°F (9°C). Williamsburg's temperature drops to an average low of 31.8°F (-0.1°C) during the nights of April.Humidity
In Williamsburg, the average relative humidity in April is 79%.Rainfall
April is the month with the most rainfall. Rain falls for 15.3 days and accumulates 2.91" (74mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Williamsburg, during April, snow falls for 5.2 days and regularly aggregates up to 4.88" (124mm) of snow. In Williamsburg, during the entire year, snow falls for 65.9 days and aggregates up to 37.6" (955mm) of snow.Daylight
In April, the average length of the day is 13h and 33min.On the first day of April, sunrise is at 6:15 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 7:42 pm EDT.
Sunshine
In April, the average sunshine is 6.7h.UV index
The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A daily maximum UV index of 3 in April translates into the following instructions:
Prioritize safety - Recommendations to avert sunburn are shared. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April in Williamsburg?
What is the wettest month in Williamsburg?
How much does it rain in April?
How many days does it snow in April?
How many hours of daylight does Williamsburg have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Williamsburg have in April?
What is the UV index intensity in April?
Average temperature in April
Williamsburg, ME
- Average high temperature in April: 48.2°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 (24.3°F).
- Average low temperature in April: 31.8°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 (11.1°F).
Average pressure in April
Williamsburg, ME
- Average pressure in April: 29.94"Hg
The months with the highest atmospheric pressure are September and November (30.03"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Williamsburg, ME
- Average wind speed in April: 7.3mph
The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in April
Williamsburg, ME
- Average humidity in April: 79%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is May (75%).
Average rainfall in April
Williamsburg, ME
- Average rainfall in April: 2.91"
The wettest month (with the highest rainfall) is April (2.91").
The driest month (with the least rainfall) is July (1.57").
Average rainfall days in April
Williamsburg, ME
- Average rainfall days in April: 15.3 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in April
Williamsburg, ME
- Average snowfall in April: 4.88"
The month with the highest snowfall is February (8.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Williamsburg, ME
- Average snowfall days in April: 5.2 days
The month with the highest number of snowfall days is February (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Williamsburg, ME
- Average daylight in April: 13h and 3min
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: 6h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in April
Williamsburg, ME
- Average sunshine days in April: 10.7 days
The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is April (10.7 days).
Average UV index in April
Williamsburg, 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
Williamsburg, ME
- Average cloud cover in April: 57
The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in April
Williamsburg, ME
- Average visibility in April: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Williamsburg, Maine, USA
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