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Centereach, NY Weather


Centereach, NY climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 30's.

The warmest month of the year is July with an average maximum temperature of 83.20 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 22.60 degrees Fahrenheit.

Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 17 degrees Fahrenheit, and fairly limited during winter with an average difference of 16 degrees Fahrenheit.

The annual average precipitation at Centereach is 46.52 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is March with an average rainfall of 4.76 Inches.

Weather Data

Current Conditions

(Updated: 4:56 AM EDT SAT MAR 20 2010)

Fair Fair, 44°F Humidity: 65% Dewpoint: 33°F
Wind Speed: W 3.5 MPH (3 KT) Heat Index: 44°F
Barometer: 29.91 in. Wind Chill: 44°F

Weather Forecast

(Generated: 4:15 AM EDT SAT MAR 20 2010)
Hi: 69°F Today: Sunny. Highs in the upper 60s. West winds 5 to 10 mph.
Lo: 41°F
Hi: 55°F Sunday: Partly sunny in the morning...Then becoming mostly cloudy. Highs in the mid 50s. Northeast winds 5 to 10 mph...Becoming east in the afternoon.
Lo: 45°F
Hi: 55°F Monday: Mostly cloudy with a 50 percent chance of rain. Highs in the mid 50s. Southeast winds 5 to 10 mph.
Lo: 41°F
Hi: 51°F Tuesday: Cloudy. Showers likely...Mainly in the morning. Breezy with highs in the lower 50s. Chance of rain 60 percent.
Lo: 35°F
Hi: 55°F Wednesday: Mostly sunny. Highs in the mid 50s.
Lo: 39°F
Hi: 60°F Thursday: Mostly sunny. Highs around 60.
Lo: 40°F

Moon, Sunrise and Sunset

Waxing Crescent Moon Moon Phase: Waxing Crescent Moon Civil Twilight:
6:28 AM EDT
Sunrise:
6:55 AM EDT
Sunset:
7:04 PM EDT
Civil Twilight:
7:31 PM EDT

Normal Climate

Normal Temperatures

(ISLIP LI MACARTHUR AP Weather station, 4.03 miles from Centereach)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 39.1 40.5 48.5 58.1 68.9 77.4 83.2 81.7 74.9 64.0 53.7 43.9 61.2
Mean °F 30.9 32.4 39.8 49.1 59.2 68.5 74.6 73.1 65.8 54.3 44.9 35.7 52.4
Min °F 22.6 24.3 31.1 40.0 49.4 59.6 65.9 64.5 56.6 44.6 36.1 27.5 43.5

Normal Precipitation

(ISLIP LI MACARTHUR AP Weather station, 4.03 miles from Centereach)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 4.27 3.33 4.76 4.13 3.90 3.71 2.93 4.48 3.39 3.63 3.86 4.13 46.52