Measurements:
°C
°F
Niagara Falls
70°F
NW 7 mph
Feels like: 70°F
Precip: 0%
World Resorts Canada Niagara Falls Weather May Weather in Niagara Falls

Niagara Falls Weather: May

Average Day Temperature: 61.9°F
Average Night Temperature: 50.2°F
Sea Water Temperature: 48.8°F
Number of Sunny Days: 11 days
Sunshine Hours: 14.1 - 15.1 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.1 in

Air Temperature in May, °F

Select Year: 2023 2022 2021

The highest day temperature in May 2023 was 78°F. The lowest night temperature was 37°F. The average values for day and night temperatures during May were 62.5°F и 49.0°F respectivly.

Niagara Falls Water Sea Temperature in May, °F

Select Year: 2023 2022 2021

The average sea surface temperature in May 2023 for Niagara Falls was 48.2°F. The maximum and minimum values were 44.0°F and 55.6°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Niagara Falls is 1.1 in.

Wind Speed in May, mph

The average wind speed in May is 8.7 mph. It makes May one of the most windless months of the year for Niagara Falls.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Niagara Falls in May is 8.1 hours.

Best Time to Visit Niagara Falls
The most sunny months:
September 14 days
July 11 days
August 11 days
The most warm months:
July 79.7 °F
August 79.4 °F
June 73.6 °F
Warmest sea temperature:
August 75.4 °F
July 73.4 °F
September 72.6 °F
The most cold months:
January 28.0 °F
February 28.6 °F
December 36.2 °F
The most rainy months:
July 4 days
April 3 days
May 3 days
The most windy months:
November 12 mph
February 11 mph
December 11 mph

Niagara Falls on the Weather Map

Canada Resorts:
NAME
Halifax +54
Moncton +50
Montreal +58
Nanaimo +62
Ottawa +62
Quebec +48
Rocky Harbour +44
St. John's +38
Sydney +44
Tofino +56
Toronto +62
Vancouver +60
Victoria +58
Winnipeg +48
Yellowknife +42
24 Hours Weather Forecast
Niagara Falls
Local time: 14:45
04 may, saturday
1500 70°F
NW
7 mph
1800 66°F
NW
9 mph
2100 60°F
N
11 mph
05 may, sunday
0000 58°F
N
7 mph
0300 54°F
N
8 mph
0600 54°F
N
7 mph
0900 56°F
N
8 mph
1200 60°F
N
9 mph