Measurements:
°C
°F
CURRENT WEATHER
15:17
Montauk
86°F
NE 10 mph
Feels like: 86°F
Precip: 1%
World Resorts USA Montauk Weather

7 Day Weather Forecast

08.05
wed
DAY
86°F
NE 8 mph
precip
3%
NIGHT
74°F
NE 11 mph
precip
30%
08.06
thu
DAY
78°F
NE 11 mph
precip
14%
NIGHT
76°F
NE 13 mph
precip
18%
08.07
fri
DAY
78°F
NE 10 mph
precip
14%
NIGHT
76°F
E 7 mph
precip
21%
08.08
sat
DAY
76°F
NE 15 mph
precip
12%
NIGHT
74°F
E 8 mph
precip
55%
08.09
sun
DAY
78°F
E 11 mph
precip
11%
NIGHT
76°F
NE 17 mph
precip
15%
08.10
mon
DAY
78°F
NE 10 mph
precip
11%
NIGHT
78°F
NE 11 mph
precip
24%
08.11
tue
DAY
78°F
E 14 mph
precip
12%
NIGHT
74°F
W 9 mph
precip
14%

Montauk Sea Water Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Montauk was 21.1°F. The maximum and minimum values were 20.3°F and 22.0°F respectively.

Montauk on the Weather Map

Best Time to Visit Montauk
The most sunny months:
November 16 days
September 14 days
December 14 days
The most warm months:
July 80.0 °F
August 78.4 °F
June 72.5 °F
Warmest sea temperature:
August 72.5 °F
September 71.0 °F
July 70.2 °F
The most cold months:
January 35.1 °F
February 35.3 °F
December 41.0 °F
The most rainy months:
October 4 days
November 3 days
March 3 days
The most windy months:
December 14 mph
January 14 mph
March 13 mph
more details