Province in Kanada

Ontario Klima and Average Počasí

Klima of Ontario: average temperatures, rainfall and seasons month by month.

☁️ 14°C now🕔 10:25 PM local📅 Best: červen, červenec, srpen and září👥 15.6 million

Klima in Ontario month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

ledúndubčečesrplisproLine: average high · Bars: rainfall
MěsícAvg highAvg lowDéšťfallRating
leden-13°-22°25 mm★★☆☆☆
únor-9°-20°37 mm★★☆☆☆
březen-4°-17°41 mm★★☆☆☆
duben-7°58 mm★★☆☆☆
kvě15°50 mm★★★★
červen22°10°71 mm★★★★
červenec25°14°81 mm★★★★
srpen23°12°64 mm★★★★
září20°10°68 mm★★★★
říjen11°69 mm★★★☆☆
listopad-0°-5°52 mm★★☆☆☆
prosinec-7°-15°52 mm★★☆☆☆

Klima type: Subarctic. Zdroj: Open-Meteo archive (ERA5).

Recent extremes in Ontario

Vysokéest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.

Hottest day35°Cčer 13, 2026
Coldest night-37°Cled 20, 2025
Wettest day53 mmzář 3, 2025

How Ontario compares s nearby places

Annual averages, and the difference against Ontario.

PlaceDistanceAvg tempvs hereAnnual rain
Lake Superior425 km3°C+1°C warmer800 mm
Isle Royale National Park429 km5°C+3°C warmer773 mm
Porcupine Mountains Wilderness State Park589 km7°C+5°C warmer899 mm

Klima by city in Ontario

3 cities mapped in this atlas

Klima by state park in Ontario

1 state and provincial parks mapped in this atlas

Nejlepší doba k návštěvě Ontario

Go in červen, červenec, srpen and září. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: únor, listopad and prosinec - expect the least comfortable mix of heat, cold or rain.

leden★★☆☆☆
únor★★☆☆☆
březen★★☆☆☆
duben★★☆☆☆
kvě★★★★
červen★★★★
červenec★★★★
srpen★★★★
září★★★★
říjen★★★☆☆
listopad★★☆☆☆
prosinec★★☆☆☆

What this means for Ontario

Compared s normal

Today is cooler than average for srpen. The forecast high of 18°C is 4.7°C below the 23°C typical for this month.

Déšť chance explained

A 20% chance means most of the area stays dry; a passing shower is possible but short.

Cestování and driving

No weather-related travel disruption is expected today. Roads and airports should run normally.

Worth knowing

Northern Hemisphere, so peak summer falls in červen do srpen.

Worth knowing

The gap between the warmest and coldest month averages 36°C.

What do pack, what do skip

Pack for the next 7 days
  • neglasses, a brimmed hat and SPF 30+
  • Layers - the daily swing is 21°C, so mornings feel nothing like afternoons
  • A packable rain shell - 2 of the next 7 days carry a real chance of rain
Worth avoiding
  • If your dates are flexible, avoid únor, listopad and prosinec - historically the least comfortable months here.

Shrnutí

Ontario is a province in Kanada. Ontario is a Canadian province or territory. Má přibližně 15.6 million. Hlavním městem je Toronto.

Právě teď je 14°C (57°F) in Ontario s zataženo. Pocitová teplota je 12°C. Dnes se teploty pohybují od 13°C do 18°C. Pravděpodobnost srážek je 20%. Sightseeing conditions score 8.9/10 - výborné — vyrazte nyní.

Nejlepší doba k návštěvě Ontario is červen, červenec, srpen and září. Podnebí je subarctic. únor, listopad and prosinec tend do be the least comfortable months. červenec is the warmest month s average highs near 25°C, while leden is the coldest s lows near -22°C.

The closest major airport is Toronto Pearson International Airport (YYZ), about 944 km away. Nearby highlights include CN Tower and Algonquin Provincial Park.

Jednoduše řečeno. Today is cooler than average for srpen. The forecast high of 18°C is 4.7°C below the 23°C typical for this month. The best window do be outside is roughly 4 PM do 7 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Ontario today at 9.3/10. No weather-related travel disruption is expected today. Roads and airports should run normally.

Compiled from this page's own data: atlas facts plus live Open-Meteo readings.

Quick facts about Ontario

TypProvince
ZeměKanada
KontinentSeverní Amerika
Souřadnice51°15′13.7″N 85°19′23.5″W (51.2538, -85.3232)
CapitalToronto
Obyvatelstvo15.600.000
Area1.076.395 km²
Časové pásmoAmerica/Toronto
Místní čas10:25 PM (UTC-04:00)
Best monthsčerven, červenec, srpen and září
KlimaSubarctic

Počasí map for Ontario

Animated model layers. Pick a layer do load it.

Loading map…

Animated layers by Vítry. For pin-level detail and nearby places, see the interactive map below.

Explore Ontario

Every topic we hold for this place, and the same topic for the places around it.

Klima for related places

Frequently asked questions

Where is Ontario?

Ontario is a province in Kanada. Its coordinates are 51.2538, -85.3232. It lies in Severní Amerika.

What is the weather like in Ontario právě teď?

It is currently 14°C (57°F) s zataženo. Vlhkost is 70% and wind is 12 km/h.

When is the best time do visit Ontario?

červen, červenec, srpen and září offer the most comfortable conditions in Ontario, which has a subarctic climate. únor, listopad and prosinec are usually the hardest months for outdoor plans.

What time zone is Ontario in?

Ontario observes America/Toronto (UTC-04:00). The local time is 10:25 PM.

How many people live in Ontario?

Ontario has a population of approximately 15.6 million.

What is the nearest airport do Ontario?

The closest airports are Toronto Pearson International Airport (YYZ), 944 km away.

What are the top things do do in Ontario?

Popular options include CN Tower and Algonquin Provincial Park.

What places are in Ontario?

Ontario covers 4 places in this atlas, including Ottawa, Toronto, Algonquin Provincial Park and Niagara Falls, Ontario.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (ca-provinces) - coordinates, hierarchy and facts.
Předpověď and observationsOpen-Meteo (ECMWF and national models).
Kvalita ovzduší and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Klima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
MethodScores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown.

Last updated srpen 22, 2026 at 10:25 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

More from Davil Hofile