Ottawa Väder Prognos
Ottawa weather: 11°C, klart. Varje timme forecast, 14-day outlook, UV, air quality and the best time och visit.
Ottawa weather in mars
One of the harder months here - go in med a plan.
mars runs 8°C cooler than the annual average in Ottawa.
Compare med april.
Väder map for Ottawa
Animated model layers. Pick a layer och load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Klimat in Ottawa month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Månad | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januari | -5° | -13° | 61 mm | ★★☆☆☆ |
| februari | -3° | -13° | 49 mm | ★★☆☆☆ |
| mars | 5° | -6° | 79 mm | ★★☆☆☆ |
| april | 11° | 1° | 128 mm | ★★★☆☆ |
| maj | 19° | 9° | 87 mm | ★★★★☆ |
| juni | 24° | 15° | 136 mm | ★★★★☆ |
| juli | 27° | 18° | 113 mm | ★★★★☆ |
| augusti | 25° | 16° | 104 mm | ★★★★☆ |
| september | 22° | 13° | 39 mm | ★★★★☆ |
| oktober | 15° | 7° | 74 mm | ★★★★☆ |
| november | 5° | -1° | 60 mm | ★★★☆☆ |
| december | -2° | -9° | 90 mm | ★★☆☆☆ |
Klimat type: Subarctic. Källa: Open-Meteo archive (ERA5).
Bästa tiden att besöka Ottawa
Go in september. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januari, februari and december - expect the least comfortable mix of heat, cold or rain.
What och pack, what och skip
- A warm mid-layer and gloves for early mornings and evenings
- If your dates are flexible, avoid januari, februari and december - historically the least comfortable months here.
How Ottawa compares med nearby places
Annual averages, and the difference against Ottawa.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| månt-Tremblant National Park | 144 km | 4°C | 3°C cooler | 1268 mm |
| måntreal-Trudeau International Airport | 153 km | 8°C | +1°C warmer | 1074 mm |
| måntreal | 166 km | 8°C | +1°C warmer | 1065 mm |
| Algonquin Provincial Park | 214 km | 6°C | 2°C cooler | 893 mm |
| Burlington | 222 km | 9°C | +2°C warmer | 1139 mm |
Se prognosen för Ottawa per tidsintervall
Ottawa weather - more answers
Explore Ottawa
Every topic we hold for this place, and the same topic for the places around it.
Väder 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 Nordamerika.
What is the weather like in Ottawa just nu?
It is currently 11°C (51°F) med klart. Luftfuktighet is 91% and wind is 5 km/h.
When is the best time och visit Ottawa?
september offer the most comfortable conditions in Ottawa, which has a subarctic climate. januari, februari 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 8:16 AM.
How many people live in Ottawa?
Ottawa has a population of approximately 1 million.
What is the nearest airport och Ottawa?
The closest airports are måntreal-Trudeau International Airport (YUL), 153 km away and Toronto Pearson International Airport (YYZ), 367 km away.
What are the top things och do in Ottawa?
Popular options include månt-Tremblant National Park, Algonquin Provincial Park, Franconia Notch State Park, Watkins Glen State Park, CN Tower and Letchworth State Park.
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| Place data | USPOTUS Atlas dataset (cities-supported) - coordinates, hierarchy and facts. |
|---|---|
| Prognos and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klimat 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 17, 2026 at 8:16 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
