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Hour-by-Hour Forecast for Ottawa, Ontario, Canada

Currently: 43 °F. Light rain. Mostly cloudy. (Weather station: Ottawa Int'L. Ont., Canada). See more current weather

Hour-by-hour Forecast in Ottawa — Graph

°F

Detailed Hourly Forecast — Next 24 hours

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  Conditions Comfort Precipitation
Time   Temp Weather Feels Like Wind   Humidity Chance Amount
3:00 am
Fri, Dec 19
37 °F Light rain. Overcast. 29 °F 14 mph 95% 26% 0.00" (snow)
0.02" (rain)
4:00 am 38 °F Sprinkles. Overcast. 30 °F 15 mph 95% 36% 0.00" (snow)
0.02" (rain)
5:00 am 39 °F Light rain. Overcast. 30 °F 18 mph 98% 43% 0.00" (snow)
0.03" (rain)
6:00 am 39 °F Light rain. Overcast. 29 °F 20 mph 98% 48% 0.00" (snow)
0.02" (rain)
7:00 am 40 °F Light showers. Overcast. 29 °F 23 mph 98% 52% 0.00" (snow)
0.03" (rain)
8:00 am 42 °F Light showers. Overcast. 33 °F 23 mph 98% 56% 0.00" (snow)
0.04" (rain)
9:00 am 45 °F Rain showers. Overcast. 36 °F 24 mph 97% 64% 0.00" (snow)
0.07" (rain)
10:00 am 44 °F Rain showers. Overcast. 35 °F 25 mph 95% 69% 0.00" (snow)
0.09" (rain)
11:00 am 42 °F Rain. Overcast. 33 °F 21 mph 97% 73% 0.00" (snow)
0.07" (rain)
12:00 pm 40 °F Light rain. Overcast. 32 °F 18 mph 95% 75% 0.00" (snow)
0.04" (rain)
1:00 pm 38 °F Sprinkles. Overcast. 29 °F 17 mph 92% 76% 0.00" (snow)
0.02" (rain)
2:00 pm 37 °F Sprinkles. Overcast. 27 °F 17 mph 86% 71% 0.00" (snow)
0.01" (rain)
3:00 pm 36 °F Light mixture of precip. Cloudy. 26 °F 18 mph 82% 44% 0.02" (snow)
0.00" (rain)
4:00 pm 33 °F Light snow. Cloudy. 22 °F 18 mph 84% 32% 0.04" (snow)
0.00" (rain)
5:00 pm 30 °F Light snow. Cloudy. 18 °F 18 mph 86% 37% 0.04" (snow)
0.00" (rain)
6:00 pm 29 °F Light snow. Overcast. 17 °F 19 mph 84% 46% 0.06" (snow)
0.00" (rain)
7:00 pm 28 °F Light snow. Overcast. 16 °F 19 mph 84% 49% 0.07" (snow)
0.00" (rain)
8:00 pm 26 °F Light snow. Overcast. 13 °F 18 mph 81% 46% 0.07" (snow)
0.00" (rain)
9:00 pm 23 °F Light snow. Overcast. 8 °F 19 mph 75% 43% 0.07" (snow)
0.00" (rain)
10:00 pm 20 °F Light snow. Overcast. 4 °F 20 mph 71% 39% 0.07" (snow)
0.00" (rain)
11:00 pm 19 °F Light snow. Overcast. 3 °F 20 mph 70% 33% 0.07" (snow)
0.00" (rain)
12:00 am
Sat, Dec 20
18 °F Light snow. Overcast. 1 °F 21 mph 68% 27% 0.07" (snow)
0.00" (rain)
1:00 am 17 °F Light snow. Overcast. 0 °F 21 mph 68% 23% 0.07" (snow)
0.00" (rain)
2:00 am 16 °F Light snow. Broken clouds. -1 °F 20 mph 67% 22% 0.07" (snow)
0.00" (rain)
* Updated Thursday, December 18, 2025 8:42:34 pm Ottawa time - Weather by CustomWeather, © 2025

14 days extended forecast