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 indicates a change in the average high-temperature, moving up from a chilly 43.3°F (6.3°C) in March to a moderate 55.8°F (13.2°C). During April, Arlington records an average temperature of 39.7°F (4.3°C) at night.Humidity
With an average relative humidity of 70%, April is the least humid month.Rainfall
In Arlington, in April, during 14.5 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In Arlington, during the entire year, the rain falls for 142.8 days and collects up to 27.36" (695mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Arlington, in April, snow falls for 1.3 days, with typically accumulated 0.91" (23mm) of snow. Throughout the year, in Arlington, there are 29.6 snowfall days, and 17.8" (452mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 24min.On the first day of April, sunrise is at 6:25 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 7:43 pm EDT.
Sunshine
In April, the average sunshine is 8.2h.UV index
In Arlington, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Arlington in April?
What is the least humid month?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
How high is the UV index in April?
Average temperature in April
Arlington, MA
- Average high temperature in April: 55.8°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in April: 39.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in April
Arlington, MA
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Arlington, MA
- Average wind speed in April: 8.3mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in April
Arlington, MA
- Average humidity in April: 70%
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).
Average rainfall in April
Arlington, MA
- Average rainfall in April: 2.83"
The wettest month (with the highest rainfall) is December (2.95").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in April
Arlington, MA
- Average rainfall days in April: 14.5 days
The months with the highest number of rainy days are May and July (15.3 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in April
Arlington, MA
- Average snowfall in April: 0.91"
The month with the highest snowfall is February (4.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Arlington, MA
- Average snowfall days in April: 1.3 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Arlington, MA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Arlington, MA
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is April (13.3 days).
Average UV index in April
Arlington, MA
- Average UV index in April: 3
The months with the highest UV index are June, July and August (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
Arlington, MA
- Average cloud cover in April: 46
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
Arlington, MA
- Average visibility in April: 6mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).
Arlington, Massachusetts, USA
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