Ottawa International (Canada) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 15° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 15 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius; -
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 19 degrees Celsius; Minimum nighttime temperature: 8 degrees Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 21 degrees Celsius; Minimum nighttime temperature: 10 degrees Celsius;
-
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 22 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 21 degrees Celsius; Minimum nighttime temperature: 11 degrees Celsius;
Sunny.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for Ottawa International
Today (21 September 2026)
| Time |
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
|
 |
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
10°
|
11°
|
12°
|
13°
|
14°
|
14°
|
15°
|
14°
|
14°
|
13°
|
12°
|
11°
|
11°
|
11°
|
| Feels like temperature (°C) |
9°
|
10°
|
11°
|
12°
|
12°
|
13°
|
13°
|
13°
|
12°
|
11°
|
11°
|
10°
|
10°
|
9°
|
| Wind direction and speed |
NNE
9
|
NNE
8
|
NNE
8
|
NNE
8
|
NNE
7
|
NNE
6
|
N
6
|
N
7
|
N
7
|
N
7
|
N
6
|
N
6
|
N
6
|
NNE
6
|
| Wind gust (mph) |
19
|
19
|
19
|
18
|
17
|
17
|
16
|
16
|
15
|
13
|
13
|
13
|
13
|
13
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
55%
|
42%
|
41%
|
41%
|
40%
|
41%
|
41%
|
41%
|
42%
|
43%
|
53%
|
55%
|
56%
|
56%
|
| UV | 3 | 5 | 6 | 5 | 5 | 3 | 2 | 1 | 1 | 1 | - | - | - | - |
Tuesday (22 September 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
10°
|
9°
|
9°
|
9°
|
8°
|
8°
|
8°
|
9°
|
10°
|
12°
|
13°
|
14°
|
15°
|
16°
|
16°
|
17°
|
17°
|
16°
|
14°
|
13°
|
12°
|
11°
|
11°
|
| Feels like temperature (°C) |
9°
|
9°
|
8°
|
8°
|
7°
|
7°
|
7°
|
6°
|
8°
|
9°
|
10°
|
12°
|
13°
|
13°
|
14°
|
15°
|
15°
|
15°
|
15°
|
13°
|
12°
|
11°
|
10°
|
10°
|
| Wind direction and speed (mph) |
NNE
6
|
NNE
6
|
NNE
6
|
NNE
5
|
NNE
5
|
NNE
5
|
NNE
5
|
NNE
5
|
NNE
5
|
NNE
5
|
NE
7
|
NE
7
|
ENE
7
|
ENE
7
|
ENE
6
|
ENE
6
|
ENE
6
|
ENE
6
|
E
6
|
E
6
|
E
6
|
E
5
|
E
5
|
ENE
5
|
| Wind gust (mph) |
12
|
12
|
11
|
10
|
10
|
10
|
10
|
9
|
12
|
14
|
16
|
17
|
17
|
16
|
16
|
16
|
15
|
14
|
11
|
10
|
10
|
9
|
9
|
8
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
58%
|
62%
|
63%
|
65%
|
67%
|
69%
|
70%
|
72%
|
69%
|
61%
|
54%
|
41%
|
41%
|
40%
|
40%
|
40%
|
40%
|
40%
|
41%
|
42%
|
54%
|
57%
|
63%
|
66%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 5 | 6 | 5 | 5 | 3 | 2 | 1 | 1 | - | - | - | - | - |
Wednesday (23 September 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
10°
|
9°
|
9°
|
9°
|
9°
|
8°
|
8°
|
9°
|
11°
|
13°
|
15°
|
16°
|
17°
|
18°
|
18°
|
18°
|
18°
|
17°
|
16°
|
15°
|
14°
|
13°
|
12°
|
| Feels like temperature (°C) |
9°
|
9°
|
8°
|
8°
|
8°
|
7°
|
7°
|
7°
|
8°
|
11°
|
12°
|
13°
|
14°
|
15°
|
16°
|
16°
|
16°
|
16°
|
15°
|
14°
|
13°
|
13°
|
12°
|
11°
|
| Wind direction and speed (mph) |
NE
5
|
NE
5
|
NE
5
|
NE
5
|
NE
5
|
NE
5
|
NE
5
|
NE
5
|
ENE
5
|
ENE
4
|
ENE
7
|
E
7
|
E
7
|
E
7
|
E
7
|
E
7
|
E
8
|
E
8
|
E
7
|
E
7
|
E
6
|
E
6
|
E
5
|
ENE
5
|
| Wind gust (mph) |
8
|
8
|
8
|
8
|
9
|
9
|
9
|
8
|
10
|
14
|
16
|
16
|
17
|
17
|
17
|
17
|
16
|
16
|
13
|
12
|
11
|
10
|
10
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
69%
|
70%
|
73%
|
73%
|
73%
|
73%
|
73%
|
73%
|
68%
|
59%
|
53%
|
45%
|
41%
|
40%
|
40%
|
40%
|
40%
|
40%
|
41%
|
42%
|
46%
|
55%
|
56%
|
59%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | - | - | - | - | - |
Thursday (24 September 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
11°
|
11°
|
10°
|
9°
|
9°
|
8°
|
8°
|
8°
|
9°
|
11°
|
14°
|
15°
|
16°
|
17°
|
18°
|
18°
|
19°
|
18°
|
18°
|
16°
|
15°
|
14°
|
13°
|
12°
|
| Feels like temperature (°C) |
10°
|
10°
|
9°
|
9°
|
8°
|
8°
|
8°
|
7°
|
9°
|
11°
|
13°
|
14°
|
15°
|
16°
|
17°
|
17°
|
17°
|
17°
|
17°
|
15°
|
14°
|
13°
|
12°
|
12°
|
| Wind direction and speed (mph) |
ENE
5
|
ENE
5
|
ENE
4
|
NE
3
|
NE
3
|
NE
3
|
NE
3
|
NE
3
|
NE
3
|
NE
3
|
NE
3
|
ENE
4
|
ENE
5
|
E
5
|
E
5
|
E
5
|
ENE
4
|
ENE
4
|
E
4
|
E
5
|
E
4
|
ENE
4
|
NE
3
|
NNE
3
|
| Wind gust (mph) |
9
|
8
|
7
|
6
|
6
|
6
|
5
|
5
|
6
|
8
|
10
|
11
|
13
|
13
|
13
|
12
|
11
|
10
|
9
|
8
|
8
|
6
|
6
|
4
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
63%
|
69%
|
72%
|
74%
|
75%
|
77%
|
78%
|
81%
|
77%
|
67%
|
54%
|
46%
|
42%
|
41%
|
40%
|
40%
|
40%
|
40%
|
45%
|
50%
|
57%
|
62%
|
66%
|
71%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | - | - | - | - | - |
Friday (25 September 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
11°
|
10°
|
10°
|
9°
|
9°
|
9°
|
8°
|
8°
|
9°
|
12°
|
14°
|
17°
|
18°
|
19°
|
20°
|
20°
|
20°
|
20°
|
19°
|
17°
|
16°
|
14°
|
| Feels like temperature (°C) |
11°
|
10°
|
10°
|
9°
|
8°
|
8°
|
8°
|
7°
|
9°
|
11°
|
14°
|
16°
|
17°
|
18°
|
18°
|
19°
|
19°
|
19°
|
18°
|
16°
|
15°
|
13°
|
| Wind direction and speed (mph) |
NNE
3
|
N
3
|
N
3
|
N
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
3
|
N
3
|
N
3
|
NNE
4
|
NNE
5
|
NE
5
|
NE
6
|
NE
6
|
NE
6
|
NE
5
|
NNE
6
|
N
6
|
N
5
|
N
5
|
| Wind gust (mph) |
5
|
5
|
6
|
6
|
6
|
6
|
6
|
6
|
7
|
8
|
10
|
12
|
13
|
13
|
14
|
13
|
13
|
11
|
10
|
10
|
10
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
74%
|
75%
|
76%
|
79%
|
83%
|
85%
|
85%
|
87%
|
85%
|
75%
|
62%
|
54%
|
42%
|
41%
|
41%
|
41%
|
41%
|
41%
|
45%
|
54%
|
57%
|
68%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 4 | 3 | 2 | 1 | 1 | - | - | - |
Saturday (26 September 2026)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
12°
|
11°
|
11°
|
18°
|
21°
|
21°
|
17°
|
15°
|
| Feels like temperature (°C) |
11°
|
10°
|
11°
|
17°
|
20°
|
20°
|
16°
|
14°
|
| Wind direction and speed (mph) |
N
5
|
N
5
|
N
5
|
NNE
5
|
NNE
7
|
NNE
6
|
N
6
|
N
5
|
| Wind gust (mph) |
10
|
10
|
12
|
15
|
16
|
13
|
10
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
72%
|
75%
|
76%
|
52%
|
40%
|
42%
|
58%
|
66%
|
| UV | - | - | 1 | 4 | 4 | 1 | - | - |
Sunday (27 September 2026)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
13°
|
12°
|
12°
|
17°
|
20°
|
19°
|
16°
|
14°
|
| Feels like temperature (°C) |
12°
|
11°
|
11°
|
16°
|
19°
|
18°
|
16°
|
14°
|
| Wind direction and speed (mph) |
N
5
|
N
5
|
N
5
|
N
5
|
NNE
5
|
N
5
|
NNW
5
|
N
4
|
| Wind gust (mph) |
9
|
9
|
11
|
12
|
13
|
11
|
9
|
9
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
73%
|
77%
|
78%
|
60%
|
47%
|
56%
|
71%
|
77%
|
| UV | - | - | 1 | 4 | 4 | 1 | - | - |
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Forecast for 11am (UTC-4) Monday
Updated 13:05 (UTC+1) on Mon 21 Sep 2026
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