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 sea temperature 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's onset in Richmond is marked by a temperature increase, moving from an icy 37.9°F (3.3°C) in March to a chilly 49.8°F (9.9°C). The month of April records an average low-temperature of 35.4°F (1.9°C).Humidity
In April, the average relative humidity is 77%.Rainfall
In Richmond, during April, the rain falls for 15.1 days and regularly aggregates up to 2.83" (72mm) of precipitation. Throughout the year, there are 139 rainfall days, and 27.56" (700mm) of precipitation is accumulated.Snowfall
Months with snowfall in Richmond are January through May, October through December. In Richmond, Maine, in April, during 2.8 snowfall days, 2.44" (62mm) of snow is typically accumulated. Throughout the year, in Richmond, there are 41.8 snowfall days, and 21.97" (558mm) of snow is accumulated.Ocean temperature
In Richmond, the average seawater temperature in April is 40.6°F (4.8°C).Note: Within swimming, this is perceived as extraordinarily cold, dangerous, and potentially lethal. If not properly protected by insulated waterproof attire, hypothermia ensues quickly.
Daylight
The average length of the day in April is 13h and 29min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:06 pm. On the last day of April, sunrise is at 5:30 am and sunset at 7:41 pm EDT.
Sunshine
The average sunshine in April is 7.5h.UV index
In Richmond, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in April interprets into the following recommendations:
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. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in April?
What is the ocean temperature in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Richmond, ME
- Average high temperature in April: 49.8°F
The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in April: 35.4°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in April
Richmond, 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
Richmond, ME
- Average wind speed in April: 8.6mph
The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in April
Richmond, ME
- Average humidity in April: 77%
The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (76%).
Average rainfall in April
Richmond, ME
- Average rainfall in April: 2.83"
The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in April
Richmond, ME
- Average rainfall days in April: 15.1 days
The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in April
Richmond, ME
- Average snowfall in April: 2.44"
The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Richmond, ME
- Average snowfall days in April: 2.8 days
The months with the highest number of snowfall days are January and February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in April
Richmond, ME
- Average sea temperature in April: 40.7°F
The best month for swimming (with the highest average sea temperature) is August (61.5°F).
The coldest month (with the lowest average sea temperature) is March (37.7°F).
Average daylight in April /
Average sunshine in April
Richmond, 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 3min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in April
Richmond, ME
- Average sunshine days in April: 11.7 days
The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in April
Richmond, ME
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Richmond, ME
- Average cloud cover in April: 51
The months with the most cloud cover are February, March and April (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in April
Richmond, ME
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, September, October, November and December (6mi).
The months with the lowest visibility are May, June, July and August (5mi).
Richmond, Maine, USA
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