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 start of April signals an increase in the average high-temperature, moving from a wintry 42.4°F (5.8°C) in March to a refreshing 55.6°F (13.1°C). During April nights, Charlton records an average temperature of 38.1°F (3.4°C).Humidity
The least humid month is April, with an average relative humidity of 72%.Rainfall
In April, in Charlton, Massachusetts, the rain falls for 14.8 days. Throughout April, 2.91" (74mm) of precipitation is accumulated. Throughout the year, in Charlton, Massachusetts, there are 151.1 rainfall days, and 31.26" (794mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Charlton, Massachusetts. In Charlton, in April, during 1.6 snowfall days, 1.38" (35mm) of snow is typically accumulated. Throughout the year, there are 37.7 snowfall days, and 20.59" (523mm) of snow is accumulated.Daylight
The average length of the day in April in Charlton, Massachusetts, is 13h and 23min.On the first day of the month, sunrise is at 6:29 am and sunset at 7:14 pm. On the last day of April, sunrise is at 5:43 am and sunset at 7:46 pm EDT.
Sunshine
The average sunshine in April in Charlton is 7.9h.UV index
In Charlton, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 3 in April transforms into this advice:
Prioritize safety - Recommendations to avert sunburn are shared. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What are the temperatures in Charlton in April?
What is the least humid month in Charlton?
What is the average humidity in April in Charlton?
How much does it rain in Charlton in April?
How many days does it snow in April in Charlton?
What is the average length of the day in April in Charlton?
When are sunrise and sunset in April in Charlton?
How long on average sun shines in April in Charlton?
What is the UV index reading in April in Charlton?
Average temperature in April
Charlton, MA
- Average high temperature in April: 55.6°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in April: 38.1°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in April
Charlton, MA
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Charlton, MA
- Average wind speed in April: 8.4mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in April
Charlton, MA
- Average humidity in April: 72%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (72%).
Average rainfall in April
Charlton, MA
- Average rainfall in April: 2.91"
The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in April
Charlton, MA
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are January and February (7.8 days).
Average snowfall in April
Charlton, MA
- Average snowfall in April: 1.38"
The months with the highest snowfall are February and March (5.08").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Charlton, MA
- Average snowfall days in April: 1.6 days
The month with the highest number of snowfall days is March (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Charlton, 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 12min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Charlton, MA
- Average sunshine days in April: 13.5 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (12.9 days).
Average UV index in April
Charlton, MA
- Average UV index in April: 3
The months with the highest UV index are June and 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
Charlton, MA
- Average cloud cover in April: 48
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in April
Charlton, MA
- Average visibility in April: 6mi
The months with the highest visibility are March, April, November and December (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September and October (5mi).
Charlton, Massachusetts, USA
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