AI-generatedKingston, Ontario at a glance
- Best time
- May – Sep
- Warmest month
- Jul · 25°
- Sunshine a year
- 2,080 h
- Rain a year
- 1,052 mm
- Climate
- Continental
- Time zone
- UTC−5 / UTC−4
- Elevation
- 70 m
Climate in Kingston, Ontario
Kingston, Ontario has warm to hot summers and cold winters with occasional snow. July is the warmest month with average highs of 25 °C, while January is the coolest at −2 °C. With around 2,080 hours of sunshine a year, Kingston, Ontario is moderately sunny; July is the sunniest month with 8.7 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Fair
Best time to visit: May – September
Keep in mindFrequent rain
A typical day in October
- Morning, 08:00: about 10°
- Midday, 13:00: about 13°
- Afternoon, 16:00: about 13°
- Evening, 20:00: about 11°
- Night, 23:00: about 10°
07:1918:24
Cold evenings: bring a warm jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 07:01–07:58 · evening 17:45–18:42
- Blue hour
- Morning 06:50–07:01 · evening 18:42–18:53
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Kingston, Ontario in October?
In October, Kingston, Ontario is cool: daytime highs average 14 °C, and nights cool down to about 9 °C. Expect around 5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 106 mm in total. All in all, October is a so-so month for a holiday in Kingston, Ontario.
More details for October
- Daylight
- 11 h 5 min07:19 – 18:24
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 62 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 0 days1 cm or more of fresh snowAll months
- Time zone
- UTC−4America/Toronto
How the score comes together
- Temperatureweight 50 %56 %
- Sunshineweight 20 %25 %
- Few rainy daysweight 30 %37 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Sunshine hours in Kingston, Ontario
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 4.5 of 11.1 hours of daylight in Kingston, Ontario, 41 % of the day.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Kingston, Ontario
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 3 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.
The sun is strongest in June (UV 9).
Minutes until sunburn in October
- Very fair skin
- about 40 min
- Fair skin
- about 50 min
- Light brown skin
- about 75 min
- Olive skin
- about 95 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Kingston, Ontario: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Kingston, Ontario has about 13 rainy days with 106 mm of rain in total.
Wind and clouds in Kingston, Ontario
How breezy and how cloudy Kingston, Ontario is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Kingston, Ontario typically peaks at 20 km/h during the day: Beaufort 4, moderate breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 62 % of the sky over Kingston, Ontario: variable cloud, with about 4.5 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Kingston, Ontario
How often the day gets hot in Kingston, Ontario (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Kingston, Ontario has about 0 hot days, with an average daytime high of 14 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Snow in Kingston, Ontario
When Kingston, Ontario is likely to be white: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.
Snow calendar
- hardly any
- possible
- likely
- very likely
In October, it hardly ever snows in Kingston, Ontario.
Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Kingston, Ontario
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Frost below 0°
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
- muggy month (10+ muggy days)
CoolOctober: nights around 9°. A duvet at night and a jumper for the evening.
The coolest nights are in January (−9°), the warmest in July (19°). Nights are pleasant for sleeping (15 to 20 °C) from June to September. Nights fall below 8 °C on average from November to April, so the room should be heated. It is muggy (dew point 18 °C or more) on about 35 days a year, mostly from July to August.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 16 | −2° | −9° | 3.2 h | 11 | 73 |
| FebruaryFeb | 23 | −2° | −9° | 4.5 h | 10 | 64 |
| MarchMar | 24 | 3° | −4° | 5.4 h | 10 | 74 |
| AprilApr | 31 | 9° | 2° | 6.5 h | 12 | 100 |
| MayMay | 72 | 17° | 10° | 7.5 h | 11 | 82 |
| JuneJun | 80 | 22° | 16° | 8.1 h | 12 | 98 |
| JulyJul | 83 | 25° | 19° | 8.7 h | 12 | 99 |
| AugustAug | 80 | 24° | 19° | 7.7 h | 11 | 96 |
| SeptemberSep | 79 | 21° | 15° | 6.5 h | 10 | 88 |
| OctoberOct | 44 | 14° | 9° | 4.5 h | 13 | 106 |
| NovemberNov | 16 | 7° | 3° | 3.4 h | 11 | 83 |
| DecemberDec | 12 | 2° | −4° | 2.4 h | 13 | 89 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
44.23° N, 76.48° W · 70 m · America/Toronto
Best time to visit Kingston, Ontario
The best time to visit Kingston, Ontario is from May to September. For sightseeing, day trips and hiking, conditions are most comfortable from May to September. Rain is most frequent in June and in October and in December; the wettest month is October with 106 mm.
Kingston, Ontario through the seasons
How the weather changes over the seasons, with averages for each.
Kingston, Ontario in spring
Mar – May
Fair
- 3–17 °C by day
- 7 h of sun a day
- 34 rainy days in all
Kingston, Ontario in summer
Jun – Aug
Excellent
- 22–25 °C by day
- 8 h of sun a day
- 35 rainy days in all
Kingston, Ontario in autumn
Sep – Nov
Fair
- 7–21 °C by day
- 5 h of sun a day
- 34 rainy days in all
Kingston, Ontario in winter
Dec – Feb
Poor
- -2–2 °C by day
- 3 h of sun a day
- 33 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Kingston, Ontario for you.
Your best months: June – August
Based on the climate averages; tap a month to see its details.
Compare two months in Kingston, Ontario
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
July has the better holiday weather in Kingston, Ontario: score 83 against 44. In July, days are 11 °C warmer than in October. July has one rainy day fewer. The sun shines 4 hours longer a day in July.
| Month | October | July |
|---|---|---|
| Weather score | 44 | 83better |
| Day high | 14° | 25° |
| Night low | 9° | 19° |
| Sunshine | 4.5 h | 8.7 hbetter |
| Rainy days | 13 | 12better |
| Rainfall | 106 mm | 99 mm |
| Muggy days | 0better | 13 |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
May – Sep
15–28 °C and not too much rain
Rainy months
Jun, Oct, Dec
12 or more rainy days
Snow
Nov – Mar
Snow on 2 or more days
Kingston, Ontario month by month
The typical weather for every month at a glance.
16January-2° · 3 h
In January, Kingston, Ontario is freezing cold: daytime highs average −2 °C, and nights often drop below freezing (−9 °C). The sun is scarce, with only about 3 hours a day. Precipitation, often as snow, falls on about 11 days, totalling 73 mm. Snow falls on about 7 days. All in all, January is not an ideal month for a holiday in Kingston, Ontario.
Kingston, Ontario in January23February-2° · 5 h
In February, Kingston, Ontario is freezing cold: daytime highs average −2 °C, and nights often drop below freezing (−9 °C). Expect around 5 hours of sunshine a day. Precipitation, often as snow, falls on about 10 days, totalling 64 mm. Snow falls on about 6 days. All in all, February is not an ideal month for a holiday in Kingston, Ontario.
Kingston, Ontario in February24March3° · 5 h
In March, Kingston, Ontario is freezing cold: daytime highs average 3 °C, and nights often drop below freezing (−4 °C). Expect around 5 hours of sunshine a day. Precipitation, often as snow, falls on about 10 days, totalling 74 mm. Snow falls on about 5 days. All in all, March is not an ideal month for a holiday in Kingston, Ontario.
Kingston, Ontario in March31April9° · 7 h
In April, Kingston, Ontario is cold: daytime highs average 9 °C, and nights cool down to about 2 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 12 rainy days and 100 mm in total. Snow falls on about 2 days. All in all, April is not an ideal month for a holiday in Kingston, Ontario.
Kingston, Ontario in April72May17° · 8 h
In May, Kingston, Ontario is mild: daytime highs average 17 °C, and nights cool down to about 10 °C. The sun shines for around 8 hours a day. Rain is frequent, with about 11 rainy days and 82 mm in total. All in all, May is a good month for a holiday in Kingston, Ontario.
Kingston, Ontario in May80June22° · 8 h
In June, Kingston, Ontario is warm: daytime highs average 22 °C, and nights cool down to about 16 °C. The sun shines for around 8 hours a day. Rain is frequent, with about 12 rainy days and 98 mm in total. All in all, June is an excellent month for a holiday in Kingston, Ontario.
Kingston, Ontario in June83July25° · 9 h
In July, Kingston, Ontario is warm: daytime highs average 25 °C, and nights cool down to about 19 °C. The sun shines for around 9 hours a day. Rain is frequent, with about 12 rainy days and 99 mm in total. All in all, July is an excellent month for a holiday in Kingston, Ontario.
Kingston, Ontario in July80August24° · 8 h
In August, Kingston, Ontario is warm: daytime highs average 24 °C, and nights cool down to about 19 °C. The sun shines for around 8 hours a day. Rain is frequent, with about 11 rainy days and 96 mm in total. All in all, August is an excellent month for a holiday in Kingston, Ontario.
Kingston, Ontario in August79September21° · 7 h
In September, Kingston, Ontario is mild: daytime highs average 21 °C, and nights cool down to about 15 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 10 rainy days and 88 mm in total. All in all, September is a good month for a holiday in Kingston, Ontario.
Kingston, Ontario in September44October14° · 5 h
In October, Kingston, Ontario is cool: daytime highs average 14 °C, and nights cool down to about 9 °C. Expect around 5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 106 mm in total. All in all, October is a so-so month for a holiday in Kingston, Ontario.
Kingston, Ontario in October16November7° · 3 h
In November, Kingston, Ontario is cold: daytime highs average 7 °C, and nights cool down to about 3 °C. The sun is scarce, with only about 3 hours a day. Rain is frequent, with about 11 rainy days and 83 mm in total. Snow falls on about 2 days. All in all, November is not an ideal month for a holiday in Kingston, Ontario.
Kingston, Ontario in November12December2° · 2 h
In December, Kingston, Ontario is freezing cold: daytime highs average 2 °C, and nights often drop below freezing (−4 °C). The sun is scarce, with only about 2 hours a day. Precipitation, often as snow, falls on about 13 days, totalling 89 mm. Snow falls on about 6 days. All in all, December is not an ideal month for a holiday in Kingston, Ontario.
Kingston, Ontario in DecemberKingston, Ontario compared
Put Kingston, Ontario side by side with another destination.
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Kingston vs. Ottawa
In October the holiday weather in Kingston and Ottawa is about equally good (score 44 vs. 44). During the day Ottawa is 1 °C cooler than Kingston. Ottawa gets one hour less sunshine a day.
| in October | Kingston | Ottawa |
|---|---|---|
| Holiday score | 44 | 44 |
| Daytime high | 14° | 13° |
| Sunshine | 5 h | 4 h |
| Rainy days | 13 | 12 |
| Best time | May – Sep | May – Sep |
Through the year
Canada in October: the best places
In October, Kingston, Ontario ranks 8 among the 31 nearest destinations in this country.
- Hamilton15°53
- 2Toronto14°52
- 3Niagara-on-the-Lake15°51
- 4Niagara Falls15°51
- 5London15°50
- 6Halifax14°14°49
- 7Collingwood (Blue Mountains)13°47
- 8KingstonThis page14°44
Planning a trip to Kingston, Ontario
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Kingston, Ontario in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Kingston, Ontario has its best school-holiday weather during the summer holidays (score 81) and its weakest during the Christmas holidays (score 14).
- 29
Easter holidays
Mar – Apr
Poor
- 7 °C by day
- 6.2 h of sun a day
- 11 rainy days a month
Keep in mind: Snow
- 74
May half-term
May – Jun
Good
- 18 °C by day
- 7.6 h of sun a day
- 12 rainy days a month
Good for: Sightseeing & walks
- 81
Summer holidays
Jul – Aug
ExcellentBest holidays
- 25 °C by day
- 8.0 h of sun a day
- 11 rainy days a month
Good for: Sightseeing & walks
- 44
October half-term
Oct
Fair
- 14 °C by day
- 4.5 h of sun a day
- 13 rainy days a month
Keep in mind: Frequent rain
- 14
Christmas holidays
Dec – Jan
Poor
- 0 °C by day
- 2.8 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain, Snow
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 7 h 5 min
- Distance
- 5,470 km
- Time zone
- UTC−4
- Jet lag
- About 3 days (5 h west)
Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Kingston, Ontario
When is the best time to visit Kingston, Ontario?
The best time to visit Kingston, Ontario is from May to September. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Kingston, Ontario?
July is the warmest month, with average highs of 25 °C and nights around 19 °C. January is the coolest month at −2 °C.
When does it rain most in Kingston, Ontario?
Rain is most frequent in June and in October and in December; the wettest month is October with 106 mm. The driest month is February with 64 mm.
How many hours of sunshine does Kingston, Ontario get?
Kingston, Ontario gets around 2,080 hours of sunshine a year. The sunniest month is July with 8.7 hours a day; in December there are 2.4 hours a day.
What time zone is Kingston, Ontario in?
Kingston, Ontario uses the time zone America/Toronto: UTC−5 in January and UTC−4 in July.
How long is the flight from London to Kingston, Ontario?
A nonstop flight from London to Kingston, Ontario takes about 7 h 5 min, for a straight-line distance of about 5,470 km.
Which school holidays are best for Kingston, Ontario?
Kingston, Ontario has its best school-holiday weather during the summer holidays (score 81) and its weakest during the Christmas holidays (score 14). Holiday ratings (0–100): Easter holidays 29, May half-term 74, Summer holidays 81, October half-term 44, Christmas holidays 14.
Near Kingston, Ontario
Other destinations close by.
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Destinations whose weather through the year is closest to Kingston, Ontario's – good alternatives.