April weather forecastCentereach, NY
April
Weather in April
April in Centereach, New York, is a fresh spring month, with temperature in the range of an average low of 45.1°F (7.3°C) and an average high of 52.3°F (11.3°C).Temperature
The start of April signals a slight increase in the average high-temperature, moving from a chilly 44.2°F (6.8°C) in March to a cool 52.3°F (11.3°C). Centereach's nocturnal readings in April exhibit minimal variation from the daytime temperatures, averaging at a frosty 45.1°F (7.3°C).Humidity
In Centereach, the average relative humidity in April is 74%.Rainfall
In Centereach, in April, during 14.1 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, in Centereach, there are 155.3 rainfall days, and 34.84" (885mm) of precipitation is accumulated.Snowfall
April, June through September and November are months without snowfall.Daylight
In April, the average length of the day in Centereach is 13h and 20min.On the first day of April, sunrise is at 6:34 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 7:48 pm EDT.
Sunshine
In Centereach, the average sunshine in April is 8.6h.UV index
The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 3 in April translates into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Centereach, NY
- Average high temperature in April: 52.3°F
The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in April: 45.1°F
The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in April
Centereach, NY
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Centereach, NY
- Average wind speed in April: 11.9mph
The windiest month (with the highest average wind speed) is January (13.8mph).
The calmest months (with the lowest average wind speed) are July and August (9mph).
Average humidity in April
Centereach, NY
- Average humidity in April: 74%
The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).
Average rainfall in April
Centereach, NY
- Average rainfall in April: 2.95"
The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in April
Centereach, NY
- Average rainfall days in April: 14.1 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in April
Centereach, NY
- Average snowfall in April: 0"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, June, July, August, September and November (0").
Average snowfall days in April
Centereach, NY
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Centereach, NY
- Average daylight in April: 13h and 18min
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 36min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in April
Centereach, NY
- Average sunshine days in April: 14.5 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in April
Centereach, NY
- 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 and December (UV index 2).
Average cloud cover in April
Centereach, NY
- Average cloud cover in April: 43
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in April
Centereach, NY
- 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).





