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
April
Weather in April
Temperature
A slight uplift of average high-temperatures is noted in April, with temperatures adjusting from a wintry 41.9°F (5.5°C) in March to a chilly 47.5°F (8.6°C). Nantucket's average low temperature, barely cooler than the daytime high, steadies at 42.8°F (6°C) during April.Humidity
In Nantucket, the average relative humidity in April is 80%.Rainfall
In Nantucket, in April, during 14.1 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, there are 153 rainfall days, and 26.61" (676mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Ocean temperature
In April, the average ocean temperature is 44.1°F (6.7°C).Note: Dipping in 44.1°F (6.7°C) at temperatures less than 50°F (10°C) without proper gear can lead to pronounced cold shock and breathing difficulties.
Daylight
The average length of the day in April is 13h and 21min.On the first day of the month, sunrise is at 6:22 am and sunset at 7:05 pm. On the last day of April, sunrise is at 5:38 am and sunset at 7:37 pm EDT.
Sunshine
The average sunshine in April is 8.4h.UV index
In Nantucket, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk 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:
Exercise prevention - Precautions against solar damage are endorsed. When the Sun is at its strongest around midday, find shade and limit exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Nantucket?
What is the average humidity in April?
How much does it rain in April?
When it does not snow?
Does it snow in April?
What is the ocean temperature in April?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Nantucket have in April?
What is the UV index reading in April?
Average temperature in April
Nantucket, MA
- Average high temperature in April: 47.5°F
The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is February (39.7°F).
- Average low temperature in April: 42.8°F
The month with the highest average low temperature is August (68.7°F).
The coldest month (with the lowest average low temperature) is February (32.5°F).
Average pressure in April
Nantucket, MA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Nantucket, MA
- Average wind speed in April: 16mph
The windiest month (with the highest average wind speed) is January (18.5mph).
The calmest month (with the lowest average wind speed) is August (11.8mph).
Average humidity in April
Nantucket, MA
- Average humidity in April: 80%
The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are January, November and December (75%).
Average rainfall in April
Nantucket, MA
- Average rainfall in April: 2.52"
The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in April
Nantucket, MA
- Average rainfall days in April: 14.1 days
The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is February (9.2 days).
Average snowfall in April
Nantucket, MA
- Average snowfall in April: 0"
The month with the highest snowfall is January (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Nantucket, MA
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in April
Nantucket, MA
- Average sea temperature in April: 44°F
The best month for swimming (with the highest average sea temperature) is August (67.6°F).
The coldest month (with the lowest average sea temperature) is February (37.9°F).
Average daylight in April /
Average sunshine in April
Nantucket, MA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 8h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in April
Nantucket, MA
- Average sunshine days in April: 13.3 days
The month with the most sunshine days is August (16.5 days).
The month with the least sunshine days is January (11.3 days).
Average UV index in April
Nantucket, MA
- Average UV index in April: 3
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover in April
Nantucket, MA
- Average cloud cover in April: 45
The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in April
Nantucket, MA
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).