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Smithtown, New York Climate Averages

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Smithtown Monthly Climate Averages

January
February
March
April
May
June
July
August
September
October
November
December
Hi 37°F Lo 31°F Hi 39°F Lo 31°F Hi 44°F Lo 37°F Hi 53°F Lo 45°F Hi 62°F Lo 55°F Hi 71°F Lo 64°F Hi 78°F Lo 72°F Hi 79°F Lo 72°F Hi 73°F Lo 66°F Hi 63°F Lo 57°F Hi 53°F Lo 46°F Hi 44°F Lo 38°F
14 mph 13 mph 13 mph 12 mph 10 mph 9 mph 9 mph 9 mph 10 mph 12 mph 13 mph 13 mph
4.6 in 5.2 in 5.7 in 5.2 in 6.1 in 5.7 in 7.7 in 7.4 in 5.4 in 6.6 in 4 in 6.4 in
71% 74% 72% 73% 78% 77% 76% 73% 73% 72% 69% 73%
43% 47% 45% 43% 41% 32% 28% 26% 30% 39% 36% 47%
30.0 in 30.0 in 30.1 in 30.0 in 30.0 in 29.9 in 30.0 in 30.0 in 30.0 in 30.0 in 30.1 in 30.1 in
18 14 21 23 24 23 23 24 24 25 24 20
6 7 6 7 7 7 8 7 6 6 5 7
7 7 4 1 0 0 0 0 0 0 0 4
0 1 1 0 0 0 0 0 0 0 0 0
2 2 2 3 5 6 6 6 4 4 2 2
276 229 270 273 288 318 341 344 314 294 284 260
January
February
March
April
May
June
July
August
September
October
November
December
Hi 3°C Lo -1°C Hi 4°C Lo -0°C Hi 7°C Lo 3°C Hi 11°C Lo 7°C Hi 17°C Lo 13°C Hi 22°C Lo 18°C Hi 26°C Lo 22°C Hi 26°C Lo 22°C Hi 23°C Lo 19°C Hi 17°C Lo 14°C Hi 11°C Lo 8°C Hi 7°C Lo 3°C
22 km/h 21 km/h 20 km/h 19 km/h 16 km/h 15 km/h 14 km/h 14 km/h 17 km/h 20 km/h 21 km/h 22 km/h
116 mm 133 mm 146 mm 132 mm 156 mm 145 mm 196 mm 189 mm 138 mm 167 mm 101 mm 163 mm
71% 74% 72% 73% 78% 77% 76% 73% 73% 72% 69% 73%
43% 47% 45% 43% 41% 32% 28% 26% 30% 39% 36% 47%
1017 mb 1017 mb 1018 mb 1015 mb 1017 mb 1014 mb 1014 mb 1015 mb 1017 mb 1017 mb 1019 mb 1018 mb
18 14 21 23 24 23 23 24 24 25 24 20
6 7 6 7 7 7 8 7 6 6 5 7
7 7 4 1 0 0 0 0 0 0 0 4
0 1 1 0 0 0 0 0 0 0 0 0
2 2 2 3 5 6 6 6 4 4 2 2
276 229 270 273 288 318 341 344 314 294 284 260
Month
Avg. Temperatures
Avg. Wind Speed
Avg. Precipitation
Average Humidity
Avg. Cloud Cover
Pressure Average
Average Dry Days
Avg. Precip. Days
Avg. Snow Days
Average Fog Days
Average UV Index
Avg. Hours of Sun
Averages are based on historical weather data from the past 10 years.

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