Ontario Cuaca Ramalan
Ontario weather: 9°C, cerah. Setiap jam forecast, 14-day outlook, UV, air quality and the best time hingga visit.
Ontario weather in Disember
One of the harder months here - go in dengan a plan.
Disember runs 13°C cooler than the annual average in Ontario.
Compare dengan November.
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 | ★★☆☆☆ |
| Mac | -4° | -17° | 41 mm | ★★☆☆☆ |
| April | 5° | -7° | 58 mm | ★★☆☆☆ |
| Mei | 15° | 3° | 50 mm | ★★★★☆ |
| Jun | 22° | 10° | 71 mm | ★★★★☆ |
| Julai | 25° | 14° | 81 mm | ★★★★☆ |
| Ogos | 23° | 12° | 59 mm | ★★★★☆ |
| September | 20° | 10° | 68 mm | ★★★★☆ |
| Oktober | 11° | 3° | 69 mm | ★★★☆☆ |
| November | -0° | -5° | 52 mm | ★★☆☆☆ |
| Disember | -7° | -15° | 52 mm | ★★☆☆☆ |
Iklim type: Subarctic. Sumber: Open-Meteo archive (ERA5).
Masa terbaik untuk berkunjung Ontario
Go in Jun, Julai, Ogos and September. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: Februari, November and Disember - expect the least comfortable mix of heat, cold or rain.
What hingga pack, what hingga skip
- A warm mid-layer and gloves for early mornings and evenings
- If your dates are flexible, avoid Februari, November and Disember - 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 | 797 mm |
| Isle Royale National Park | 429 km | 5°C | +3°C warmer | 766 mm |
| Porcupine Mountains Wilderness State Park | 589 km | 7°C | +5°C warmer | 900 mm |
Lihat ramalan untuk Ontario mengikut tempoh
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 9°C (49°F) dengan cerah. Kelembapan is 42% and wind is 14 km/h.
When is the best time hingga visit Ontario?
Jun, Julai, Ogos and September offer the most comfortable conditions in Ontario, which has a subarctic climate. Februari, November and Disember 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 8:05 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.
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| Place data | USPOTUS Atlas dataset (ca-provinces) - coordinates, hierarchy and facts. |
|---|---|
| Ramalan and observations | Open-Meteo (ECMWF and national models). |
| Kualiti 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 September 18, 2026 at 8:05 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
