Cool
Average highs are around 14°C, so pack for cooler days.
Weather Guide
Kingston, Ontario, Canada Average Monthly Weather
Weather score35Poor annual avg
Best months: July, August, June
Across the year, average daytime temperatures are around 12°C, sunshine averages 5.5h per day, and rainfall totals about 945mm. Sea temperatures average 11°C across the year.
Annual weather
Annual averages
Temp
12°C
Rain
945mm
Annual total
Sun
5.5h
Sea
11°C
Weather score
35
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 86mm, so some wet days are possible.
Limited sun
Sunshine averages 4.7h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 15°C, so the water can feel cool.
Map
Weather map
Compare Kingston, Ontario, Canada with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
October14°C average high
October is close to Kingston's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
October86mm average rain
October is wetter than Kingston's yearly average, so flexible plans matter more.
Driest monthsJanuary to August and October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
October4.7 hours average sun
October is below Kingston's yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
October15°C average sea
October is close to Kingston's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJuly to September
Sea temperatures are usually near 21°C in this stretch, so swimming comfort is at its strongest.
Weather score
October24 weather score
October scores below Kingston's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
