Monthly Historical AveragesMastic Beach, NY
Average Temperature
High
26°
Feels 28
Low
20°
Feels 20
Average Precipitation
10 Days
71.2mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, July 9, 2026
Day
26°Feels 26
Wind
28 km/h SW
Gust
42 km/h
Humidity
74%
P.O.P
40%
Rain
<1 mm
Night
22°Feels 22
Wind
23 km/h SW
Gust
42 km/h
Humidity
100%
P.O.P
70%
Rain
1-3 mm
Historical AveragesJul 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity