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If more of us valued food and cheer and song above hoarded gold, it would be a merrier world. -- J.R.R. Tolkien
September 18, 2025
conditions: Mainly Clear, 15.2°C, 101.5 kPa falling, wind at SW 9 km/h and 83 % humidity
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5 Day Forecast - Ottawa,ON

Thu 18 Sep
high: 24 C
Mainly cloudy
Fri 19 Sep
high: 19 C
A mix of sun and cloud
Sat 20 Sep
high: 18 C
Sunny
Sun 21 Sep
high: 24 C
Sunny
Mon 22 Sep
high: 25 C
Chance of showers
pop: 30%


Text Forecast

Forecast issued 3:30 PM EDT Wednesday 17 September 2025
Wednesday night: A few clouds. Low 13.
A few clouds. Low 13.
Thursday: Mainly cloudy. High 24.
Increasing cloudiness in the morning. Risk of a thunderstorm in the afternoon. Wind becoming west 20 km/h late in the afternoon. High 24. Humidex 30. UV index 5 or moderate.
Thursday night: Mainly cloudy. Low 8.
Mainly cloudy. Risk of a thunderstorm early in the evening. Wind becoming north 20 km/h overnight. Low 8.
Friday: A mix of sun and cloud. High 19.
A mix of sun and cloud. High 19.
Friday night: Clear. Low plus 4.
Clear. Low plus 4.
Saturday: Sunny. High 18.
Sunny. High 18.
Saturday night: Clear. Low plus 5.
Clear. Low plus 5.
Sunday: Sunny. High 24.
Sunny. High 24.
Sunday night: Chance of showers. Low 12. POP 30%
Cloudy periods with 30 percent chance of showers. Low 12.
Monday: Chance of showers. High 25. POP 30%
Cloudy with 30 percent chance of showers. High 25.
Monday night: Chance of showers. Low 12. POP 30%
Cloudy periods with 30 percent chance of showers. Low 12.
Tuesday: Chance of showers. High 26. POP 30%
A mix of sun and cloud with 30 percent chance of showers. High 26.



Generated 2:04 AM Thu, Sep 18 2025 (week 37)