Climate averages 1991–2020
Kingston, Canada weather
in May.
A mild, moderately wet month: the 5th warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a mild month in Kingston, Canada: daytime highs average 16.4°C and nights cool to about 9.4°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 81 mm of rain on roughly 11 days, which makes May a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 45 min on an average May day.
The nearest other city in this atlas is Kanata (127 km away). In May its highs average 18.4°C, 1.9°C warmer than Kingston, Canada, with 83 mm of rain.
Among the 86 cities listed in Canada, Kingston, Canada ranks joint 62nd of 86 for the warmest May highs and joint 31st of 86 for the driest May (rainfall, lowest first). The mean May high of those 86 cities is 17.0°C; Kingston, Canada is 0.5°C cooler than that mean.
From May to June, average highs rise by 5.7°C to 22.1°C, and monthly rainfall rises from 81 mm to 97 mm.
The annual picture
May in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Kingston, Canada climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -2.6°C-9.4°C | -9.4°C | 74 | 10.8 | 9.39 h |
| February | -2.2°C-9.2°C | -9.2°C | 60 | 9.2 | 10.410 h |
| March | 2.3°C-4.8°C | -4.8°C | 73 | 10.0 | 11.912 h |
| April | 8.8°C1.9°C | 1.9°C | 101 | 11.5 | 13.413 h |
| May, selected | 16.4°C9.4°C | 9.4°C | 81 | 11.2 | 14.715 h |
| June | 22.1°C15.8°C | 15.8°C | 97 | 11.4 | 15.415 h |
| July | 24.9°C19.2°C | 19.2°C | 99 | 11.3 | 15.215 h |
| August | 24.1°C18.7°C | 18.7°C | 96 | 11.1 | 14.014 h |
| September | 20.2°C14.8°C | 14.8°C | 95 | 10.1 | 12.613 h |
| October | 13.2°C8.4°C | 8.4°C | 104 | 12.7 | 11.011 h |
| November | 6.6°C2.2°C | 2.2°C | 89 | 11.0 | 9.710 h |
| December | 1.2°C-4.0°C | -4.0°C | 83 | 12.0 | 8.99 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Kanata in MayCanada · 127 kmHigh 18.4°C · Low 7.6°C · 83 mm rain
- Syracuse in MayUnited States · 134 kmHigh 19.4°C · Low 9.8°C · 100 mm rain
- Nepean in MayCanada · 137 kmHigh 18.4°C · Low 7.7°C · 85 mm rain
- Gloucester, Canada in MayCanada · 141 kmHigh 18.4°C · Low 7.8°C · 85 mm rain
- Ottawa in MayCanada · 145 kmHigh 18.6°C · Low 7.9°C · 88 mm rain
- Peterborough, Canada in MayCanada · 146 kmHigh 18.5°C · Low 8.4°C · 82 mm rain
- Rochester (New York), United States in MayUnited States · 150 kmHigh 17.3°C · Low 9.0°C · 81 mm rain
- Gatineau in MayCanada · 152 kmHigh 18.5°C · Low 8.1°C · 88 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Kingston) is explained once on the Kingston, Canada year overview and on the Sources, method and limits page.