Monthly Historical AveragesMattituck, NY
Average Temperature
High
20°
Feels 20
Low
11°
Feels 10
Average Precipitation
13 Days
72.4mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, May 21, 2026
Day
17°Feels 17
Wind
28 km/h N
Gust
42 km/h
Humidity
62%
P.O.P
90%
Rain
~5 mm
Night
11°Feels 8
Wind
23 km/h S
Gust
35 km/h
Humidity
91%
P.O.P
40%
Historical AveragesMay 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity