Ottawa Vejr Prognose
Ottawa weather: 9°C, klart. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.
Sne forecast for Ottawa
Sne is in the forecast for Ottawa on tir, okt 13.
1 of the next 16 nights are forecast og reach freezing.
Historically, average lows drop below freezing in januar, februar, marts, november and december.
16-day forecast for Ottawa
Maks. / Min.; Nedbør; UV
| Dag | Forhold | Maks. / Min. | Nedbør | Vind | UV |
|---|---|---|---|---|---|
| man, okt 5 | ☁️ Overskyet | 13° / 4° | 11% | 28 km/h | 4 |
| tir, okt 6 | ☁️ Overskyet | 10° / 1° | 4% | 18 km/h | 4 |
| ons, okt 7 | 🌦️ Light drizzle | 18° / 5° | 47% · 1 mm | 22 km/h | 3 |
| tor, okt 8 | 🌦️ Støvregn | 18° / 8° | 34% · 1 mm | 19 km/h | 4 |
| fre, okt 9 | ☁️ Overskyet | 15° / 7° | 30% | 22 km/h | 4 |
| lør, okt 10 | ⛅ Delvist skyet | 13° / 5° | 22% | 9 km/h | 4 |
| søn, okt 11 | ☁️ Overskyet | 23° / 6° | 6% | 24 km/h | 4 |
| man, okt 12 | 🌦️ Light drizzle | 20° / 9° | 22% · 0 mm | 20 km/h | 2 |
| tir, okt 13 | 🌨️ Light snow | 8° / 2° | 32% · 6 mm | 22 km/h | 4 |
| ons, okt 14 | ⛅ Delvist skyet | 11° / -1° | 30% | 18 km/h | 4 |
| tor, okt 15 | ☁️ Overskyet | 15° / 3° | 18% | 16 km/h | 4 |
| fre, okt 16 | ☁️ Overskyet | 12° / 4° | 23% | 8 km/h | 3 |
| lør, okt 17 | ☁️ Overskyet | 12° / 6° | 24% | 19 km/h | 3 |
| søn, okt 18 | 🌦️ Light drizzle | 12° / 4° | 19% · 1 mm | 16 km/h | 2 |
| man, okt 19 | ☁️ Overskyet | 7° / 1° | 14% | 18 km/h | 3 |
| tir, okt 20 | ☀️ Klar himmel | -- / -- | 17% | -- | — |
Klima in Ottawa month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | -5° | -13° | 61 mm | ★★☆☆☆ |
| februar | -3° | -13° | 49 mm | ★★☆☆☆ |
| marts | 5° | -6° | 79 mm | ★★☆☆☆ |
| april | 11° | 1° | 128 mm | ★★★☆☆ |
| maj | 19° | 9° | 87 mm | ★★★★☆ |
| juni | 24° | 15° | 136 mm | ★★★★☆ |
| juli | 27° | 18° | 113 mm | ★★★★☆ |
| august | 25° | 16° | 150 mm | ★★★★☆ |
| september | 22° | 13° | 38 mm | ★★★★☆ |
| oktober | 15° | 7° | 74 mm | ★★★★☆ |
| november | 5° | -1° | 60 mm | ★★★☆☆ |
| december | -2° | -9° | 90 mm | ★★☆☆☆ |
Klima type: Subarctic. Kilde: Open-Meteo archive (ERA5).
What og pack, what og skip
- Layers - the daily swing is 22°C, so mornings feel nothing like afternoons
- A warm mid-layer and gloves for early mornings and evenings
- If your dates are flexible, avoid januar, februar and december - historically the least comfortable months here.
Se prognosen for Ottawa efter tidsinterval
Ottawa weather - more answers
Explore Ottawa
Every topic we hold for this place, and the same topic for the places around it.
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Frequently asked questions
Where is Ottawa?
Ottawa is a city in Ontario. Its coordinates are 45.4215, -75.6972. It lies in Nordamerika.
What is the weather like in Ottawa lige nu?
It is currently 9°C (49°F) med klart. Luftfugtighed is 83% and wind is 8 km/h.
When is the best time og visit Ottawa?
september offer the most comfortable conditions in Ottawa, which has a subarctic climate. januar, februar and december are usually the hardest months for outdoor plans.
What time zone is Ottawa in?
Ottawa observes America/Toronto (UTC-04:00). The local time is 6:54 AM.
How many people live in Ottawa?
Ottawa has a population of approximately 1 million.
What is the nearest airport og Ottawa?
The closest airports are mantreal-Trudeau International Airport (YUL), 153 km away and Toronto Pearson International Airport (YYZ), 367 km away.
What are the top things og do in Ottawa?
Popular options include mant-Tremblant National Park, Algonquin Provincial Park, Franconia Notch State Park, Watkins Glen State Park, CN Tower and Letchworth State Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-supported) - coordinates, hierarchy and facts. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima 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 oktober 5, 2026 at 6:54 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
