Toronto Weather: May
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Average Day Temperature: | 62.5°F |
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Average Night Temperature: | 50.9°F |
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Sea Water Temperature: | 43.7°F |
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Number of Sunny Days: | 14 days |
| Sunshine Hours: | 14.2 - 15.2 hours | |
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Number of Rainy Days: | 3 days |
| Precipitation Totals: | 2.0 in | |
| detailed information | ||
forecast
| Toronto |
Temperature
| Toronto |
Air Temperature in May, °F
The highest day temperature in May 2026 was 85°F. The lowest night temperature was 30°F. The average values for day and night temperatures during May were 63.8°F и 47.0°F respectivly.
Toronto Water Sea Temperature in May, °F
The average sea surface temperature in May 2026 for Toronto was 41.7°F. The maximum and minimum values were 38.2°F and 46.4°F respectively.
Most of the days in May are sunny but you can also expect cloudy and gloomy days.
Precipitation Totals in May, in
Precipitation total in May for Toronto is 2.0 in. It makes may one of the most rainy months of the year.
The average wind speed in May is 8.3 mph. It makes May one of the most windless months of the year for Toronto.
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 Toronto in May is 8.8 hours.
| Halifax | ![]() |
+66 |
| Kingston | ![]() |
+62 |
| Montreal | ![]() |
+68 |
| Ottawa | ![]() |
+64 |
| Prince Edward Island | ![]() |
+56 |
| Quebec | ![]() |
+66 |
| Saint John | ![]() |
+60 |
| Sydney | ![]() |
+60 |
| Thunder Bay | ![]() |
+56 |
| Tofino | ![]() |
+56 |
| Toronto | ![]() |
+64 |
| Vancouver | ![]() |
+58 |
| Victoria | ![]() |
+54 |
| Winnipeg | ![]() |
+56 |
| Yellowknife | ![]() |
+54 |
| 0900 | ![]() |
64°F | NE 8 mph |
| 1200 | ![]() |
74°F | NE 9 mph |
| 1500 | ![]() |
78°F | NE 13 mph |
| 1800 | ![]() |
70°F | NE 8 mph |
| 2100 | ![]() |
64°F | N 7 mph |
| 0000 | ![]() |
60°F | NW 12 mph |
| 0300 | ![]() |
64°F | N 16 mph |
| 0600 | ![]() |
64°F | NE 19 mph |



































