Ontario Cuaca Prakiraan
Ontario weather: 12°C, cerah. Per jam forecast, 14-day outlook, UV, air quality and the best time hingga visit.
Ontario weather in September
One of the best months hingga visit Ontario.
September runs 12°C warmer than the annual average in Ontario.
Cuaca map for Ontario
Animated model layers. Pick a layer hingga load it.
Animated layers by Anginy. For pin-level detail and nearby places, see the interactive map below.
Iklim in Ontario month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Bulan | Avg high | Avg low | Hujanfall | Rating |
|---|---|---|---|---|
| Januari | -13° | -22° | 25 mm | ★★☆☆☆ |
| Februari | -9° | -20° | 37 mm | ★★☆☆☆ |
| Maret | -4° | -17° | 41 mm | ★★☆☆☆ |
| April | 5° | -7° | 58 mm | ★★☆☆☆ |
| Mei | 15° | 3° | 50 mm | ★★★★☆ |
| Juni | 22° | 10° | 71 mm | ★★★★☆ |
| Juli | 25° | 14° | 81 mm | ★★★★☆ |
| Agustus | 23° | 12° | 64 mm | ★★★★☆ |
| September | 20° | 10° | 68 mm | ★★★★☆ |
| Oktober | 11° | 3° | 69 mm | ★★★☆☆ |
| November | -0° | -5° | 52 mm | ★★☆☆☆ |
| Desember | -7° | -15° | 52 mm | ★★☆☆☆ |
Iklim type: Subarctic. Sumber: Open-Meteo archive (ERA5).
Waktu terbaik untuk berkunjung Ontario
Go in Juni, Juli, Agustus and September. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: Februari, November and Desember - expect the least comfortable mix of heat, cold or rain.
What hingga pack, what hingga skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Minglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 22°C, so mornings feel nothing like afternoons
- A packable rain shell - 2 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid Februari, November and Desember - historically the least comfortable months here.
How Ontario compares dengan nearby places
Annual averages, and the difference against Ontario.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Lake Superior | 425 km | 3°C | +1°C warmer | 800 mm |
| Isle Royale National Park | 429 km | 5°C | +3°C warmer | 773 mm |
| Porcupine Mountains Wilderness State Park | 589 km | 7°C | +5°C warmer | 899 mm |
Lihat prakiraan Ontario berdasarkan rentang waktu
Ontario weather - more answers
Explore Ontario
Every topic we hold for this place, and the same topic for the places around it.
Cuaca 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 Amerika Utara.
What is the weather like in Ontario sekarang?
It is currently 12°C (54°F) dengan cerah. Kelembapan is 77% and wind is 10 km/h.
When is the best time hingga visit Ontario?
Juni, Juli, Agustus and September offer the most comfortable conditions in Ontario, which has a subarctic climate. Februari, November and Desember 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 9:46 AM.
How many people live in Ontario?
Ontario has a population of approximately 15.6 million.
What is the nearest airport hingga Ontario?
The closest airports are Toronto Pearson International Airport (YYZ), 944 km away.
What are the top things hingga 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 data | USPOTUS Atlas dataset (ca-provinces) - coordinates, hierarchy and facts. |
|---|---|
| Prakiraan and observations | Open-Meteo (ECMWF and national models). |
| Kualitas udara and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Iklim averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, 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 Agustus 24, 2026 at 9:46 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.





