Weather Forecast for Ottawa
Ontario, Canada
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Current Weather - Ottawa: 17°C
Current Weather - Ottawa: 17°C
Ontario, Canada
Partly Cloudy
Feels like 16°C
Wind
10 km/h E
Humidity
77%
Pressure
1017 mb
UV Index
0
Visibility
10 km
Overcast
Wednesday, September 02, 2026
High
25°C
Low
13°C
Rain Chance
90%
Hourly Forecast
15°C
13°C
13°C
14°C
15°C
19°C
21°C
21°C
23°C
24°C
25°C
25°C
22°C
21°C
21°C
20°C
20°C
19°C
Day Statistics
Maximum Wind
18 km/h
Humidity
88%
Precipitation
14 mm
UV Index
4
Visibility
10 km
Rain Chance
90%
Snow Chance
0%
Sun & Moon
Sunrise
06:25 AM
Sunset
07:39 PM
Moonrise
09:39 PM
Moonset
12:34 PM
Moon Phase
Last Quarter
Moon Illumination
60%
Air Quality
PM2.5
3.2
μg/m³
PM10
3.3
μg/m³
NO₂
8.7
μg/m³
O₃
57.6
μg/m³
SO₂
2.3
μg/m³
CO
239.5
μg/m³
Fog
Thursday, September 03, 2026
High
25°C
Low
16°C
Rain Chance
73%
Hourly Forecast
19°C
19°C
19°C
18°C
18°C
18°C
17°C
16°C
17°C
18°C
20°C
21°C
22°C
23°C
24°C
24°C
25°C
24°C
23°C
22°C
21°C
20°C
19°C
20°C
Day Statistics
Maximum Wind
14 km/h
Humidity
83%
Precipitation
3 mm
UV Index
6
Visibility
7 km
Rain Chance
73%
Snow Chance
0%
Sun & Moon
Sunrise
06:26 AM
Sunset
07:37 PM
Moonrise
10:15 PM
Moonset
01:48 PM
Moon Phase
Last Quarter
Moon Illumination
50%
Air Quality
PM2.5
4.7
μg/m³
PM10
4.8
μg/m³
NO₂
6.2
μg/m³
O₃
67.5
μg/m³
SO₂
1.6
μg/m³
CO
207.2
μg/m³
Overcast
Friday, September 04, 2026
High
21°C
Low
14°C
Rain Chance
49%
Hourly Forecast
19°C
19°C
17°C
17°C
16°C
15°C
14°C
14°C
16°C
16°C
17°C
18°C
19°C
21°C
21°C
20°C
21°C
19°C
18°C
17°C
16°C
15°C
15°C
15°C
Day Statistics
Maximum Wind
16 km/h
Humidity
81%
Precipitation
1 mm
UV Index
6
Visibility
10 km
Rain Chance
49%
Snow Chance
0%
Sun & Moon
Sunrise
06:28 AM
Sunset
07:35 PM
Moonrise
11:04 PM
Moonset
03:00 PM
Moon Phase
Last Quarter
Moon Illumination
39%
Air Quality
PM2.5
2.1
μg/m³
PM10
2.1
μg/m³
NO₂
4.5
μg/m³
O₃
56.3
μg/m³
SO₂
1
μg/m³
CO
170.4
μg/m³
Overcast
Saturday, September 05, 2026
High
20°C
Low
12°C
Rain Chance
29%
Hourly Forecast
15°C
15°C
14°C
13°C
13°C
12°C
12°C
12°C
13°C
15°C
16°C
17°C
17°C
17°C
19°C
20°C
19°C
19°C
19°C
17°C
15°C
14°C
13°C
14°C
Day Statistics
Maximum Wind
17 km/h
Humidity
81%
Precipitation
0 mm
UV Index
3
Visibility
8 km
Rain Chance
29%
Snow Chance
0%
Sun & Moon
Sunrise
06:29 AM
Sunset
07:33 PM
Moonrise
Does not rise today
Moonset
04:05 PM
Moon Phase
Waning Crescent
Moon Illumination
29%
Air Quality
PM2.5
1
μg/m³
PM10
1
μg/m³
NO₂
2.9
μg/m³
O₃
53.5
μg/m³
SO₂
0.7
μg/m³
CO
165.5
μg/m³
Sunny
Sunday, September 06, 2026
High
22°C
Low
11°C
Rain Chance
11%
Hourly Forecast
13°C
13°C
12°C
12°C
12°C
11°C
11°C
11°C
13°C
15°C
18°C
19°C
21°C
22°C
22°C
22°C
22°C
22°C
20°C
19°C
17°C
16°C
16°C
15°C
Day Statistics
Maximum Wind
11 km/h
Humidity
74%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
11%
Snow Chance
0%
Sun & Moon
Sunrise
06:30 AM
Sunset
07:31 PM
Moonrise
12:06 AM
Moonset
04:58 PM
Moon Phase
Waning Crescent
Moon Illumination
20%
Air Quality
PM2.5
1.9
μg/m³
PM10
2.1
μg/m³
NO₂
3.5
μg/m³
O₃
54.9
μg/m³
SO₂
1.5
μg/m³
CO
167
μg/m³
Overcast
Monday, September 07, 2026
High
23°C
Low
12°C
Rain Chance
11%
Hourly Forecast
15°C
14°C
14°C
13°C
13°C
12°C
13°C
13°C
14°C
16°C
18°C
19°C
20°C
22°C
23°C
23°C
22°C
22°C
21°C
20°C
18°C
17°C
16°C
15°C
Day Statistics
Maximum Wind
11 km/h
Humidity
72%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
11%
Snow Chance
0%
Sun & Moon
Sunrise
06:31 AM
Sunset
07:29 PM
Moonrise
01:21 AM
Moonset
05:40 PM
Moon Phase
Waning Crescent
Moon Illumination
12%
Sunny
Tuesday, September 08, 2026
High
17°C
Low
8°C
Rain Chance
36%
Hourly Forecast
15°C
15°C
14°C
13°C
13°C
12°C
11°C
10°C
9°C
9°C
10°C
11°C
13°C
14°C
16°C
16°C
16°C
17°C
15°C
13°C
11°C
10°C
9°C
8°C
Day Statistics
Maximum Wind
20 km/h
Humidity
68%
Precipitation
1 mm
UV Index
5
Visibility
10 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
06:32 AM
Sunset
07:28 PM
Moonrise
02:45 AM
Moonset
06:12 PM
Moon Phase
Waning Crescent
Moon Illumination
6%
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