Best Time至Visit Ottawa
最佳旅遊時間 Ottawa: 九月. 月份-by-month temperature, rainfall and crowd guidance.
最佳旅遊時間 Ottawa
Go in 九月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 一月, 二月 and 十二月 - expect the least comfortable mix of heat, cold or rain.
氣候 in Ottawa month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月份 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 一月 | -5° | -13° | 61 mm | ★★☆☆☆ |
| 二月 | -3° | -13° | 49 mm | ★★☆☆☆ |
| 三月 | 5° | -6° | 79 mm | ★★☆☆☆ |
| 四月 | 11° | 1° | 128 mm | ★★★☆☆ |
| 五月 | 19° | 9° | 87 mm | ★★★★☆ |
| 六月 | 24° | 15° | 136 mm | ★★★★☆ |
| 七月 | 27° | 18° | 113 mm | ★★★★☆ |
| 八月 | 25° | 16° | 150 mm | ★★★★☆ |
| 九月 | 22° | 13° | 38 mm | ★★★★☆ |
| 十月 | 15° | 7° | 74 mm | ★★★★☆ |
| 十一月 | 5° | -1° | 60 mm | ★★★☆☆ |
| 十二月 | -2° | -9° | 90 mm | ★★☆☆☆ |
氣候 type: Subarctic. 來源： Open-Meteo archive (ERA5).
How Ottawa compares，天氣為nearby places
Annual averages, and the difference against Ottawa.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| 週一t-Tremblant National Park | 144 km | 4°C | 3°C cooler | 1298 mm |
| 週一treal-Trudeau International Airport | 153 km | 8°C | +1°C warmer | 1094 mm |
| 週一treal | 166 km | 8°C | +1°C warmer | 1076 mm |
| Algonquin Provincial Park | 214 km | 6°C | 2°C cooler | 894 mm |
| Burlington | 222 km | 9°C | +2°C warmer | 1157 mm |
What至pack, what至skip
- A warm mid-layer and gloves for early mornings and evenings
- Insulated outer layer, hat and boots，天氣為grip for ice
- Avoid high-elevation trails without traction devices - frozen surfaces persist in shade all day.
- If your dates are flexible, avoid 一月, 二月 and 十二月 - historically the least comfortable months here.
摘要
Ottawa is a city in Ontario. Ottawa is known for Parliament Hill and the Rideau Canal. 人口約為1 million.
目前氣溫為5°C (42°F) in Ottawa，天氣為晴朗. 體感溫度為3°C. 今天氣溫介於-4°C至14°C. 降雨機率為0%. Sightseeing conditions score 8.3/10 - 良好.
最佳旅遊時間是Ottawa is 九月. 氣候為subarctic. 一月, 二月 and 十二月 tend至be the least comfortable months. 七月 is the warmest month，天氣為average highs near 27°C, while 一月 is the coldest，天氣為lows near -13°C.
The closest major airport is 週一treal-Trudeau International Airport (YUL), about 153 km away. Nearby highlights include 週一t-Tremblant National Park, Algonquin Provincial Park, Franconia Notch State Park and Watkins Glen State Park.
簡單來說。 Today is about average for 十月. The forecast high of 14°C is in line，天氣為the 15°C typical for this month. The best window至be outside is roughly 2 PM至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.
天氣：Ottawa現在
Open-Meteo Updated 1:53 AM, 十月 25 local time.
Weekend outlook
☁️ 14° / -4°
陰天 · 0% rain · wind 6 km/h
☁️ 17° / -0°
陰天 · 3% rain · wind 15 km/h
可以做的事 in Ottawa
景點, parks and landmarks in and around Ottawa.
Quick facts about Ottawa
Explore Ottawa
Every topic we hold for this place, and the same topic for the places around it.
Best Time至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 北美洲.
What is the weather like in Ottawa現在?
It is currently 5°C (42°F)，天氣為晴朗. 濕度 is 62% and wind is 2 km/h.
When is the best time至visit Ottawa?
九月 offer the most comfortable conditions in Ottawa, which has a subarctic climate. 一月, 二月 and 十二月 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 1:53 AM.
How many people live in Ottawa?
Ottawa has a population of approximately 1 million.
What is the nearest airport至Ottawa?
The closest airports are 週一treal-Trudeau International Airport (YUL), 153 km away and Toronto Pearson International Airport (YYZ), 367 km away.
What are the top things至do in Ottawa?
Popular options include 週一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. |
|---|---|
| 預報 and observations | Open-Meteo (ECMWF and national models). |
| 空氣品質 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 氣候 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 十月 25, 2026 at 1:53 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
