Ottawa Veður Spá
Ottawa weather: -2°C, skýjað. Á klukkustund forecast, 14-day outlook, UV, air quality and the best time til visit.
Ottawa weather in október
Veður map for Ottawa
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Animated layers by Vindury. For pin-level detail and nearby places, see the interactive map below.
Loftslag in Ottawa month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Mánuður | Avg high | Avg low | Rigningfall | Rating |
|---|---|---|---|---|
| janúar | -5° | -13° | 61 mm | ★★☆☆☆ |
| febrúar | -3° | -13° | 49 mm | ★★☆☆☆ |
| mars | 5° | -6° | 79 mm | ★★☆☆☆ |
| apríl | 11° | 1° | 128 mm | ★★★☆☆ |
| maí | 19° | 9° | 87 mm | ★★★★☆ |
| júní | 24° | 15° | 136 mm | ★★★★☆ |
| júlí | 27° | 18° | 114 mm | ★★★★☆ |
| ágúst | 25° | 16° | 150 mm | ★★★★☆ |
| september | 22° | 12° | 52 mm | ★★★★☆ |
| október | 15° | 6° | 61 mm | ★★★★☆ |
| nóvember | 5° | -1° | 60 mm | ★★★☆☆ |
| desember | -1° | -9° | 90 mm | ★★☆☆☆ |
Loftslag type: Subarctic. Heimild: Open-Meteo archive (ERA5).
Best time til visit Ottawa
Go in júlí and september. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: janúar, febrúar and desember - expect the least comfortable mix of heat, cold or rain.
What til pack, what til skip
- A warm mid-layer and gloves for early mornings and evenings
- Insulated outer layer, hat and boots með grip for ice
- Avoid high-elevation trails without traction devices - frozen surfaces persist in shade all day.
- If your dates are flexible, avoid janúar, febrúar and desember - historically the least comfortable months here.
How Ottawa compares með nearby places
Annual averages, and the difference against Ottawa.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| mán.t-Tremblant National Park | 144 km | 4°C | 3°C cooler | 1298 mm |
| mán.treal-Trudeau International Airport | 153 km | 8°C | +1°C warmer | 1074 mm |
| mán.treal | 166 km | 8°C | +1°C warmer | 1057 mm |
| Algonquin Provincial Park | 214 km | 6°C | 2°C cooler | 894 mm |
| Burlington | 222 km | 9°C | +2°C warmer | 1142 mm |
Sjá spá fyrir Ottawa eftir tímabili
Ottawa weather - more answers
Explore Ottawa
Every topic we hold for this place, and the same topic for the places around it.
Veður for related places
Frequently asked questions
Where is Ottawa?
Ottawa is a city in Ontario. Its coordinates are 45.4215, -75.6972. It lies in Norður-Ameríka.
What is the weather like in Ottawa núna?
It is currently -2°C (29°F) með skýjað. Raki is 88% and wind is 5 km/h.
When is the best time til visit Ottawa?
júlí and september offer the most comfortable conditions in Ottawa, which has a subarctic climate. janúar, febrúar and desember 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 12:42 AM.
How many people live in Ottawa?
Ottawa has a population of approximately 1 million.
What is the nearest airport til Ottawa?
The closest airports are mán.treal-Trudeau International Airport (YUL), 153 km away and Toronto Pearson International Airport (YYZ), 367 km away.
What are the top things til do in Ottawa?
Popular options include mán.t-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. |
|---|---|
| Spá and observations | Open-Meteo (ECMWF and national models). |
| Loftgæði and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Loftslag 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 október 29, 2026 at 12:42 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
