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's arrival coincides with a temperature rise, moving from March's cold 42.4°F (5.8°C) to a mild 55.4°F (13°C). During April nights, North Chelmsford witnesses a consistent average temperature of 39°F (3.9°C).Humidity
April is the least humid month in North Chelmsford, Massachusetts, with an average relative humidity of 70%.Rainfall
In North Chelmsford, in April, during 13.9 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. Throughout the year, in North Chelmsford, there are 145.9 rainfall days, and 27.48" (698mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In North Chelmsford, in April, snow falls for 1.5 days, with typically accumulated 1.73" (44mm) of snow. Throughout the year, in North Chelmsford, there are 32.6 snowfall days, and 21.61" (549mm) of snow is accumulated.Daylight
The average length of the day in April in North Chelmsford is 13h and 25min.On the first day of April in North Chelmsford, sunrise is at 6:26 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 7:45 pm EDT.
Sunshine
The average sunshine in April in North Chelmsford is 8.3h.UV index
In North Chelmsford, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 3 during April translates into the following directions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What is the average April temperature in North Chelmsford?
What is the least humid month in North Chelmsford?
What is the average humidity in April in North Chelmsford?
How many days does it rain in April in North Chelmsford?
How many days does it snow in April in North Chelmsford?
How many hours of daylight does North Chelmsford have in April?
When are sunrise and sunset in April in North Chelmsford?
How long on average sun shines in April in North Chelmsford?
How high is the UV index in April in North Chelmsford?
Average temperature in April
North Chelmsford, MA
- Average high temperature in April: 55.4°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in April: 39°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in April
North Chelmsford, 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
North Chelmsford, MA
- Average wind speed in April: 7.9mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in April
North Chelmsford, MA
- Average humidity in April: 70%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (70%).
Average rainfall in April
North Chelmsford, MA
- Average rainfall in April: 2.6"
The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in April
North Chelmsford, MA
- Average rainfall days in April: 13.9 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in April
North Chelmsford, MA
- Average snowfall in April: 1.73"
The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
North Chelmsford, MA
- Average snowfall days in April: 1.5 days
The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
North Chelmsford, MA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
North Chelmsford, MA
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (13.6 days).
Average UV index in April
North Chelmsford, 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
North Chelmsford, MA
- Average cloud cover in April: 46
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in April
North Chelmsford, 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).
North Chelmsford, Massachusetts, USA
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