Kingston boasts of cooler summers and chillier winters. Lake Ontario adds some measure of moderation in the climate of the city. Hold on to your cap as the city is known to be one of the windiest cities in Canada.
While planning your trip to Kingston, keep in mind that winters can be harsh and should be best avoided. So plan your Kingston holidays when the temperature here is warmer and more welcome.
Winters: Kingston winters see even high temperatures routinely below zero from mid-December through to the end of February, making that season a poor time to visit.
Summer: Summer months, namely June to August is the best time to visit Kingston.
Precipitation is fairly consistent around the year with winter snow slightly increasing rainfall. Spring is a rainy season in most parts of Ontario.