Weather in May 2024

Ottawa weather in May 2024

The temperatures in Ottawa in May are quite cold with temperatures between 8°C and 18°C, warm clothes are a must.

You can expect rain for roughly half of the month of May in Ottawa. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.

Please note that Ottawa can expect a few days of snow in May.

Our weather forecast can give you a great sense of what weather to expect in Ottawa in May 2024.

If you’re planning to visit Ottawa in the near future, we highly recommend that you review the 14 day weather forecast for Ottawa before you arrive.

Temperatures
Temperatures
18° / 8°
Rainy Days
Rainy Days
8
Snowy Days
Snowy Days
1
Dry Days
Dry Days
23
Rainfall
Rainfall
116
mm
9.1
Sun Hours
9.1
Hrs

Ottawa annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January -7° / -14° 5 5 22 89 mm
Awful
February -5° / -13° 5 3 21 85 mm
Awful
March 1° / -6° 8 8 16 85 mm
Awful
April 9° / 1° 11 13 7 122 mm
Awful
May 18° / 8° 8 23 1 116 mm
Ok
June 22° / 12° 7 23 0 129 mm
Ok
July 25° / 15° 6 25 0 129 mm
Perfect
August 25° / 15° 7 24 0 137 mm
Good
September 21° / 10° 5 25 0 102 mm
Good
October 13° / 5° 9 21 1 134 mm
Bad
November 5° / -2° 7 14 8 80 mm
Awful
December -2° / -8° 7 6 18 101 mm
Awful
Temperatures in Ottawa in May
Rain in Ottawa in May

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Weather in Ottawa in May - FAQ

What is the average temperature in Ottawa in May?
The average temperature in Ottawa in May is 8/18° C.
What is the chance of rain in Ottawa in May?
On average, there are 8 rainy days in Ottawa during May.
Weather wise, is May a good time to visit Ottawa?
The weather in Ottawa in May is ok.
Can it snow in Ottawa in May?
On average, there are 1 snowy days in Ottawa in May.
More about the weather in Ottawa