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
An increase in the average high-temperature marks April, moving from March's icy 40.6°F (4.8°C) to a cool 54°F (12.2°C). In April, Princeton reports a consistent average low-temperature of 36.9°F (2.7°C) during the nights.Humidity
April is the least humid month in Princeton, with an average relative humidity of 73%.Rainfall
In Princeton, Massachusetts, in April, it is raining for 11.8 days, with typically 1.18" (30mm) of accumulated precipitation. Throughout the year, there are 119.4 rainfall days, and 12.44" (316mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Princeton. In Princeton, in April, during 2.9 snowfall days, 1.42" (36mm) of snow is typically accumulated. In Princeton, during the entire year, snow falls for 41.1 days and aggregates up to 13.27" (337mm) of snow.Daylight
In Princeton, the average length of the day in April is 13h and 24min.On the first day of April in Princeton, sunrise is at 6:28 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 7:46 pm EDT.
Sunshine
The average sunshine in April in Princeton is 7.6h.UV index
In Princeton, 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 exposure to the Sun's UV radiation for average individuals.Note: In April, the average maximum UV index of 3 translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Stay sun-safe with clothing that is both closely woven and worn loosely. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What is the average April temperature in Princeton?
What is the least humid month in Princeton?
What is the average humidity in April in Princeton?
How much does it rain in Princeton in April?
How much does it snow in Princeton in April?
What is the average length of the day in April in Princeton?
What time are sunrise and sunset in April in Princeton?
How many hours of sunshine does Princeton have in April?
What is the UV index reading in April in Princeton?
Average temperature in April
Princeton, MA
- Average high temperature in April: 54°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in April: 36.9°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).
Average pressure in April
Princeton, 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
Princeton, MA
- Average wind speed in April: 8.1mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in April
Princeton, MA
- Average humidity in April: 73%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (73%).
Average rainfall in April
Princeton, MA
- Average rainfall in April: 1.18"
The wettest months (with the highest rainfall) are June and July (1.3").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in April
Princeton, MA
- Average rainfall days in April: 11.8 days
The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in April
Princeton, MA
- Average snowfall in April: 1.42"
The month with the highest snowfall is March (2.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Princeton, MA
- Average snowfall days in April: 2.9 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Princeton, 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: 7h and 4min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in April
Princeton, MA
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is April (14.3 days).
Average UV index in April
Princeton, MA
- 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, October, November and December (UV index 2).
Average cloud cover in April
Princeton, MA
- Average cloud cover in April: 50
The month with the most cloud cover is March (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in April
Princeton, MA
- Average visibility in April: 6mi
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).
Princeton, Massachusetts, USA
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