City in Ontario

Ottawa Clima and Average Tempo

Clima of Ottawa: average temperatures, rainfall and seasons month by month.

🌙 5°C now🕔 1:23 PM local📅 Best: setembro👥 1 million

Clima in Ottawa month by month

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

janfevmarabrmaijunjulagosetoutnovdezLine: average high · Bars: rainfall
MêsMáxima médiaMínima médiaPrecipitaçãoAvaliação
janeiro-5°-13°61 mm★★☆☆☆
fevereiro-3°-13°49 mm★★☆☆☆
março5°-6°79 mm★★☆☆☆
abril11°1°128 mm★★★☆☆
mai19°9°87 mm★★★★☆
junho24°15°136 mm★★★★☆
julho27°18°113 mm★★★★☆
agosto25°16°150 mm★★★★☆
setembro22°13°38 mm★★★★☆
outubro15°7°74 mm★★★★☆
novembro5°-1°60 mm★★★☆☆
dezembro-2°-9°90 mm★★☆☆☆

Clima type: Subarctic. Fonte: Open-Meteo archive (ERA5).

Recent extremes in Ottawa

Altoest and lowest readings observed in the last 3 years of reanalysis data – not all-time records.

Hottest day35°Cjul 28, 2025
Coldest night-28°Cjan 24, 2026
Wettest day123 mmago 9, 2024

How Ottawa compares com nearby places

Annual averages, and the difference against Ottawa.

PlaceDistanceAvg tempvs hereAnnual rain
seg.t-Tremblant National Park144 km4°C3°C cooler1298 mm
seg.treal-Trudeau International Airport153 km8°C+1°C warmer1094 mm
seg.treal166 km8°C+1°C warmer1076 mm
Algonquin Provincial Park214 km6°C2°C cooler894 mm
Burlington222 km9°C+2°C warmer1157 mm

Melhor época para visitar Ottawa

Go in setembro. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: janeiro, fevereiro and dezembro – expect the least comfortable mix of heat, cold or rain.

janeiro★★☆☆☆
fevereiro★★☆☆☆
março★★☆☆☆
abril★★★☆☆
mai★★★★☆
junho★★★★☆
julho★★★★☆
agosto★★★★☆
setembro★★★★☆
outubro★★★★☆
novembro★★★☆☆
dezembro★★☆☆☆

What this means for Ottawa

Compared com normal

Today is about average for outubro. The forecast high of 14°C is in line com the 15°C typical for this month.

Chuva chance explained

Chuva is very unlikely today – plans do not need a backup.

Viagens and driving

Overnight lows near -4°C mean ice is possible on bridges before dawn.

Worth knowing

Northern Hemisphere, so peak summer falls in junho a agosto.

Worth knowing

The gap between the warmest and coldest month averages 31°C.

What a pack, what a skip

Pack for the next 7 days
  • A warm mid-layer and gloves for early mornings and evenings
  • Insulated outer layer, hat and boots com grip for ice
Worth avoiding
  • Avoid high-elevation trails without traction devices – frozen surfaces persist in shade all day.
  • If your dates are flexible, avoid janeiro, fevereiro and dezembro – historically the least comfortable months here.

Resumo

Ottawa is a city in Ontario. Ottawa is known for Parliament Hill and the Rideau Canal. Tem uma população de cerca de 1 million.

Neste momento, a temperatura é de 5°C (42°F) in Ottawa com céu limpo. A sensação térmica é de 3°C. Hoje as temperaturas variam de -4°C a 14°C. A probabilidade de precipitação é de 0%. As condições para passeios turísticos têm pontuação de 8.3/10 – boas condições.

A melhor época para visitar Ottawa is setembro. O clima é subarctic. janeiro, fevereiro and dezembro costumam ser os meses menos confortáveis. julho é o mês mais quente, com máximas médias próximas de 27°C, enquanto janeiro é o mês mais frio, com mínimas próximas de -13°C.

O principal aeroporto mais próximo é seg.treal-Trudeau International Airport (YUL), about 153 km away. Entre os destaques próximos estão seg.t-Tremblant National Park, Algonquin Provincial Park, Franconia Notch State Park and Watkins Glen State Park.

Em termos simples. Today is about average for outubro. The forecast high of 14°C is in line com the 15°C typical for this month. The best window a be outside is roughly 2 PM a 5 PM, when temperature, rain chance and wind line up best. stargazing is the strongest bet in Ottawa today at 10/10. Overnight lows near -4°C mean ice is possible on bridges before dawn.

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

Quick facts about Ottawa

TipoCity
StateOntario
PaísCanadá
ContinenteAmérica do Norte
Coordenadas45°25′17.4″N 75°41′49.9″W (45.4215, -75.6972)
População1.020.000
Known forParliament Hill and the Rideau Canal
Hora local1:23 PM (UTC-04:00)
Melhores mesessetembro
ClimaSubarctic

Tempo map for Ottawa

Animated model layers. Pick a layer a load it.

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Animated layers by Ventoy. For pin-level detail and nearby places, see the interactive map below.

Explore Ottawa

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

Clima 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 América do Norte.

What is the weather like in Ottawa agora?

It is currently 5°C (42°F) com céu limpo. Humidade is 62% and wind is 2 km/h.

When is the best time a visit Ottawa?

setembro offer the most comfortable conditions in Ottawa, which has a subarctic climate. janeiro, fevereiro and dezembro are usually the hardest months for outdoor plans.

What time zone is Ottawa in?

Ottawa observes America/Toronto (UTC-04:00). The hora local is 1:23 PM.

How many people live in Ottawa?

Ottawa has a population of approximately 1 million.

What is the nearest airport a Ottawa?

The closest airports are seg.treal-Trudeau International Airport (YUL), 153 km away and Toronto Pearson International Airport (YYZ), 367 km away.

What are the top things a do in Ottawa?

Popular options include seg.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 dataUSPOTUS Atlas dataset (cities-supported) – coordinates, hierarchy and facts.
Previsão and observationsOpen-Meteo (ECMWF and national models).
Qualidade do ar and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Clima 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 outubro 25, 2026 at 1:23 PM hora local. 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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