Temperatures in May
It's cool to moderate in May in Canada with an average temperature of 15°C. Temperatures this month range from a low of 11°C to a high of 19°C. At night, you can expect temperatures between -2°C and 4°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Canada in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Canada with cool temperatures, averaging around 14°C during the day and nights close to 1°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-May
By mid-May, the average daytime temperature rises to around 16°C, with nights close to 2°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of May
By the end of May, the average daytime temperature in Canada will be around 18°C, with nights close to 4°C. A shower might show up, but overall the weather will be dry and sunny.
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Precipitation in May
In May, there is an average of 40 mm of precipitation, spread over 9 days. Of the total precipitation, about 7,9 cm falls as snow in May. The wind speed is around 3 Bft, mostly coming from the South.
The average precipitation chance is 30% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Canada. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Canada in May |
UK | ||
|---|---|---|---|
 Average Temperature |
15°C | 18°C | |
 High Temp |
19°C | 21°C | |
| Low Temp |
11°C | 15°C | |
 Total Precipitation |
40 mm | 46 mm | |
| Rainy Days |
9 days | 8 days | |
 Total Snowfall |
7,9 cm | 0 cm | |
| Snowy Days |
4 days | 0 days | |
April
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is May a good time to visit Canada?
Looking for sun and warm weather? Then May isn’t the best time to be in Canada. The temperature is too low this month for a warm stay.
Temperature records for Canada in May
With 27°C, Canada hit the highest temperature in the last 10 years in May 2023. The lowest daytime temperature in this month was -1°C in 2014. The extreme night temperatures ranged from a low of -9°C to a high of 10°C.
Check out the climate of Canada for all months and discover the best travel time
The climate of Canada is based on weather data from Banff. Other spots, like Vancouver, Toronto or Niagara Falls, might have different weather. You can check out all destinations in Canada for a full picture of the climate.
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Daily Temperature in May in Canada
This chart shows the average daily temperatures, both day and night, for each day in May in Canada, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Canada
The chart below shows the average daily precipitation in May for Canada, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 9 days of rain in Canada.
Daily Snowfall in May in Canada
This chart shows the average daily snowfall in May in Canada, measured in centimetres. The bottom of the chart shows the days of the month. The data is based on historical measurements and gives an idea of the average snowfall in May.
Daily UV Index in May in Canada
This chart shows the average daily UV index in May in Canada, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in Canada Over the Years
This chart shows the average temperature in May in Canada, measured in degrees Celsius, over the past years.
Total Precipitation in May in Canada Over the Years
This chart shows the average precipitation in May in Canada, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Snowfall in May in Canada per year
This chart shows the average snowfall in May in Canada, measured in centimetres, over the past years.
Daily climate in May for Canada
Click on a specific day in May for detailed info on the typical weather on that day in Canada. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Canada
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Average Weather in Canada by Month
Click on a month below to see detailed weather info for Canada. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
