Measurements:
°C
°F
CURRENT WEATHER
13:06
Niagara Falls
44°F
SE 11 mph
Feels like: 40°F
Precip: 100%
World Resorts USA Niagara Falls Weather

14 Day Weather Forecast

05.14
thu
DAY
44°F
SE 11 mph
precip
100%
NIGHT
44°F
S 7 mph
precip
0%
05.15
fri
DAY
54°F
E 6 mph
precip
0%
NIGHT
48°F
N 8 mph
precip
0%
05.16
sat
DAY
60°F
NE 12 mph
precip
100%
NIGHT
58°F
NE 6 mph
precip
0%
05.17
sun
DAY
66°F
SW 3 mph
precip
89%
NIGHT
62°F
N 4 mph
precip
0%
05.18
mon
DAY
74°F
NE 11 mph
precip
0%
NIGHT
68°F
N 9 mph
precip
0%
05.19
tue
DAY
80°F
NE 18 mph
precip
100%
NIGHT
62°F
E 12 mph
precip
49%
05.20
wed
DAY
60°F
E 14 mph
precip
0%
NIGHT
52°F
NE 8 mph
precip
0%
05.21
thu
DAY
58°F
SE 4 mph
precip
0%
NIGHT
54°F
W 9 mph
precip
0%
05.22
fri
DAY
46°F
SW 18 mph
precip
100%
NIGHT
44°F
SW 9 mph
precip
45%
05.23
sat
DAY
48°F
SW 9 mph
precip
46%
NIGHT
48°F
NE 5 mph
precip
0%
05.24
sun
DAY
60°F
S 2 mph
precip
0%
NIGHT
52°F
NE 6 mph
precip
0%
05.25
mon
DAY
64°F
E 8 mph
precip
0%
NIGHT
58°F
E 5 mph
precip
0%
05.26
tue
DAY
68°F
NE 12 mph
precip
0%
NIGHT
62°F
NE 12 mph
precip
45%
05.27
wed
DAY
64°F
NE 7 mph
precip
78%
NIGHT
60°F
W 5 mph
precip
0%

Niagara Falls Sea Water Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Niagara Falls was 48.8°F. The maximum and minimum values were 42.0°F and 57.0°F respectively.

Niagara Falls on the Weather Map

Best Time to Visit Niagara Falls
The most sunny months:
September 14 days
July 12 days
August 12 days
The most warm months:
July 81.8 °F
August 80.3 °F
June 75.6 °F
Warmest sea temperature:
August 75.2 °F
July 73.7 °F
September 71.5 °F
The most cold months:
January 26.7 °F
February 27.8 °F
December 34.4 °F
The most rainy months:
July 3 days
October 2 days
April 2 days
The most windy months:
November 11 mph
December 11 mph
January 11 mph
more details
USA Resorts:
NAME
F°
Boston +62
Chicago +56
Hawaii +76
Honolulu +76
Houston +94
Las Vegas +88
Los Angeles +66
Maui +70
Miami +94
Miami Beach +90
New York +68
San Diego +66
San Francisco +62
Sarasota +94
Tampa +94
all resorts
24 Hours Weather Forecast
Niagara Falls
Local time: 13:06
14 may, thursday
1500 48°F
SE
12 mph
1800 48°F
SE
11 mph
2100 46°F
S
9 mph
15 may, friday
0000 44°F
S
7 mph
0300 42°F
SE
6 mph
0600 42°F
SE
4 mph
0900 48°F
SE
4 mph
1200 54°F
E
6 mph