City in Ontario

Best Time och Visit Ottawa

Bästa tiden att besöka Ottawa: september. Månad-by-month temperature, rainfall and crowd guidance.

🌙 6°C now🕔 2:51 AM local📅 Best: september👥 1 million

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.

januari★★☆☆☆
februari★★☆☆☆
mars★★☆☆☆
april★★★☆☆
maj★★★★
juni★★★★
juli★★★★
augusti★★★★
september★★★★
oktober★★★★
november★★★☆☆
december★★☆☆☆

Klimat in Ottawa month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

janfebmaraprmajjunjulaugsepoktnovdecLine: average high · Bars: rainfall
MånadAvg highAvg lowRegnfallRating
januari-5°-13°61 mm★★☆☆☆
februari-3°-13°49 mm★★☆☆☆
mars-6°79 mm★★☆☆☆
april11°128 mm★★★☆☆
maj19°87 mm★★★★
juni24°15°136 mm★★★★
juli27°18°113 mm★★★★
augusti25°16°104 mm★★★★
september22°13°39 mm★★★★
oktober15°74 mm★★★★
november-1°60 mm★★★☆☆
december-2°-9°90 mm★★☆☆☆

Klimat type: Subarctic. Källa: Open-Meteo archive (ERA5).

How Ottawa compares med nearby places

Annual averages, and the difference against Ottawa.

PlaceDistanceAvg tempvs hereAnnual rain
månt-Tremblant National Park144 km4°C3°C cooler1268 mm
måntreal-Trudeau International Airport153 km8°C+1°C warmer1074 mm
måntreal166 km8°C+1°C warmer1065 mm
Algonquin Provincial Park214 km6°C2°C cooler893 mm
Burlington222 km9°C+2°C warmer1139 mm

What och pack, what och skip

Pack for the next 7 days
  • Layers - the daily swing is 19°C, so mornings feel nothing like afternoons
  • A warm mid-layer and gloves for early mornings and evenings
  • A packable rain shell - 2 of the next 7 days carry a real chance of rain
Worth avoiding
  • If your dates are flexible, avoid januari, februari and december - historically the least comfortable months here.

Sammanfattning

Ottawa is a city in Ontario. Ottawa is known for Parliament Hill and the Rideau Canal. Befolkningen är cirka 1 million.

Just nu är det 6°C (42°F) in Ottawa med klart. Det känns som 4°C. I dag varierar temperaturen mellan 4°C och 16°C. Risken för nederbörd är 21%. Sightseeing conditions score 7.7/10 - bra förhållanden.

Bästa tiden att besöka Ottawa is september. Klimatet är subarctic. januari, februari and december tend och be the least comfortable months. juli is the warmest month med average highs near 27°C, while januari is the coldest med lows near -13°C.

The closest major airport is måntreal-Trudeau International Airport (YUL), about 153 km away. Nearby highlights include månt-Tremblant National Park, Algonquin Provincial Park, Franconia Notch State Park and Watkins Glen State Park.

Enkelt förklarat. Today is cooler than average for september. The forecast high of 16°C is 6.8°C below the 22°C typical for this month. The best window och be outside is roughly 4 PM och 7 PM, when temperature, rain chance and wind line up best. running is the strongest bet in Ottawa today at 9.4/10. No weather-related travel disruption is expected today. Roads and airports should run normally.

Compiled from this page's own data: atlas facts plus live Open-Meteo readings.

Vädret i Ottawa just nu

🌙
6°C
Klart · feels like 4°C
Luftfuktighet88%
Vind3 km/h NNW
Vindbyar8 km/h
UV-index0 · Låg
Molntäcke1%
Lufttryck1017 hPa
SiktGood · 13 km
Luftkvalitet19 · Good
Soluppgång6:41 AM
Solnedgång7:13 PM
Måne🌒 Waxing crescent · 13%

Open-Meteo Updated 2:51 AM, sep 15 local time.

⚠️tis, sep 22: heavy rain, 28 mm. Flooding and delays possible.

Weekend outlook

lörurday, sep 19

☁️ 16° / 6°

Mulet · 50% rain · wind 10 km/h

sönday, sep 20

☁️ 21° / 9°

Mulet · 56% rain · wind 14 km/h

Saker att göra in Ottawa

Sevärdheter, parks and landmarks in and around Ottawa.

Quick facts about Ottawa

TypCity
StateOntario
LandKanada
KontinentNordamerika
Koordinater45°25′17.4″N 75°41′49.9″W (45.4215, -75.6972)
Befolkning1.020.000
Known forParliament Hill and the Rideau Canal
Lokal tid2:51 AM (UTC-04:00)
Best monthsseptember
KlimatSubarctic

Explore Ottawa

Every topic we hold for this place, and the same topic for the places around it.

Best Time och Visit 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 6°C (42°F) med klart. Luftfuktighet is 88% and wind is 3 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 2:51 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.

Related articles

Data sources and methodology

Place dataUSPOTUS Atlas dataset (cities-supported) - coordinates, hierarchy and facts.
Prognos and observationsOpen-Meteo (ECMWF and national models).
Luftkvalitet and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Klimat averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
MethodScores, 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 15, 2026 at 2:51 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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