Ottawa International (Canada) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 15° Celsius; -
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 14° Celsius; -
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 16° Celsius;
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 11° Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 10° Celsius;
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 10° Celsius;
Sunny.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for Ottawa International
Today (1 September 2025)
| Time |
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%
|
| Temperature |
13°
|
15°
|
17°
|
19°
|
21°
|
23°
|
24°
|
24°
|
25°
|
25°
|
25°
|
24°
|
23°
|
21°
|
21°
|
20°
|
19°
|
| Feels like temperature (°C) |
13°
|
16°
|
18°
|
20°
|
22°
|
23°
|
24°
|
24°
|
25°
|
25°
|
25°
|
25°
|
24°
|
21°
|
21°
|
20°
|
19°
|
| Wind direction and speed |
ESE
2
|
E
1
|
E
1
|
ESE
1
|
SE
2
|
SSE
2
|
SSE
3
|
SE
3
|
SE
3
|
SE
3
|
ESE
3
|
ESE
3
|
ESE
4
|
ESE
5
|
ESE
4
|
ESE
4
|
SE
4
|
| Wind gust (mph) |
3
|
4
|
5
|
6
|
8
|
10
|
11
|
12
|
11
|
10
|
10
|
9
|
9
|
9
|
8
|
8
|
7
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
83%
|
71%
|
64%
|
55%
|
52%
|
42%
|
41%
|
40%
|
40%
|
40%
|
53%
|
59%
|
59%
|
63%
|
66%
|
68%
|
| UV | 1 | 1 | 3 | 5 | 6 | 7 | 7 | 6 | 5 | 3 | 2 | 1 | 1 | - | - | - | - |
Tuesday (2 September 2025)
| 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%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
19°
|
18°
|
17°
|
17°
|
16°
|
16°
|
16°
|
16°
|
17°
|
18°
|
19°
|
21°
|
22°
|
23°
|
24°
|
24°
|
25°
|
24°
|
24°
|
23°
|
21°
|
18°
|
| Feels like temperature (°C) |
19°
|
18°
|
18°
|
17°
|
17°
|
16°
|
16°
|
16°
|
17°
|
18°
|
20°
|
21°
|
23°
|
24°
|
24°
|
25°
|
25°
|
24°
|
24°
|
23°
|
21°
|
18°
|
| Wind direction and speed (mph) |
SE
3
|
ESE
3
|
ESE
3
|
ESE
2
|
ESE
2
|
E
3
|
E
3
|
ESE
3
|
ESE
3
|
ESE
3
|
ESE
2
|
SE
3
|
SSE
3
|
SSE
3
|
S
3
|
S
3
|
SSW
3
|
SSW
4
|
SSW
4
|
SW
5
|
SW
5
|
SSW
4
|
| Wind gust (mph) |
6
|
5
|
4
|
4
|
4
|
5
|
5
|
6
|
6
|
7
|
8
|
9
|
11
|
11
|
11
|
12
|
11
|
11
|
10
|
10
|
9
|
7
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
73%
|
75%
|
76%
|
80%
|
83%
|
84%
|
85%
|
85%
|
83%
|
76%
|
74%
|
67%
|
59%
|
53%
|
50%
|
46%
|
45%
|
44%
|
51%
|
57%
|
58%
|
72%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 4 | 5 | 7 | 6 | 6 | 4 | 3 | 2 | 1 | 1 | - | - |
Wednesday (3 September 2025)
| 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%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
16°
|
15°
|
16°
|
21°
|
24°
|
24°
|
22°
|
19°
|
| Feels like temperature (°C) |
16°
|
15°
|
16°
|
21°
|
23°
|
23°
|
20°
|
18°
|
| Wind direction and speed (mph) |
S
2
|
S
3
|
SSE
3
|
S
3
|
SSW
6
|
SSW
7
|
S
7
|
S
6
|
| Wind gust (mph) |
5
|
6
|
11
|
17
|
20
|
19
|
14
|
12
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
84%
|
87%
|
87%
|
64%
|
42%
|
41%
|
52%
|
64%
|
| UV | - | - | 1 | 6 | 5 | 1 | - | - |
Thursday (4 September 2025)
| 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%
|
20%
|
40%
|
50%
|
50%
|
50%
|
| Temperature (°C) |
17°
|
16°
|
17°
|
22°
|
25°
|
25°
|
19°
|
17°
|
| Feels like temperature (°C) |
16°
|
15°
|
16°
|
20°
|
22°
|
22°
|
18°
|
16°
|
| Wind direction and speed (mph) |
SSE
5
|
SSE
6
|
SSE
6
|
SSE
10
|
S
14
|
SSW
12
|
SW
9
|
SW
8
|
| Wind gust (mph) |
13
|
15
|
23
|
32
|
35
|
29
|
22
|
21
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
71%
|
73%
|
68%
|
56%
|
43%
|
47%
|
83%
|
84%
|
| UV | - | - | 1 | 6 | 6 | 1 | - | - |
Friday (5 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
10%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
10%
|
| Temperature (°C) |
14°
|
12°
|
12°
|
16°
|
18°
|
19°
|
17°
|
15°
|
| Feels like temperature (°C) |
13°
|
11°
|
11°
|
14°
|
16°
|
16°
|
16°
|
14°
|
| Wind direction and speed (mph) |
W
7
|
WSW
6
|
WSW
5
|
WSW
7
|
SW
8
|
WSW
9
|
SW
6
|
SSW
5
|
| Wind gust (mph) |
17
|
14
|
18
|
22
|
23
|
20
|
14
|
13
|
| Visibility (description) |
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
89%
|
86%
|
82%
|
58%
|
43%
|
43%
|
55%
|
64%
|
| UV | - | - | 1 | 6 | 6 | 1 | - | - |
Saturday (6 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
 |
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
10%
|
20%
|
30%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
16°
|
18°
|
17°
|
16°
|
14°
|
| Feels like temperature (°C) |
13°
|
12°
|
12°
|
15°
|
16°
|
16°
|
15°
|
13°
|
| Wind direction and speed (mph) |
S
5
|
SW
5
|
WSW
4
|
W
6
|
WSW
8
|
W
8
|
W
6
|
W
6
|
| Wind gust (mph) |
12
|
12
|
16
|
20
|
21
|
20
|
14
|
14
|
| Visibility (description) |
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
83%
|
81%
|
63%
|
48%
|
50%
|
60%
|
71%
|
| UV | - | - | 1 | 4 | 4 | 1 | - | - |
Sunday (7 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
13°
|
12°
|
12°
|
16°
|
17°
|
17°
|
15°
|
14°
|
| Feels like temperature (°C) |
12°
|
11°
|
11°
|
14°
|
15°
|
15°
|
14°
|
13°
|
| Wind direction and speed (mph) |
W
6
|
W
6
|
W
5
|
WNW
7
|
WNW
8
|
WNW
8
|
WNW
5
|
W
5
|
| Wind gust (mph) |
14
|
13
|
18
|
22
|
23
|
19
|
11
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
75%
|
78%
|
77%
|
56%
|
45%
|
44%
|
57%
|
67%
|
| UV | - | - | 1 | 4 | 5 | 1 | - | - |
Tooltip header
UK video forecast
weather map
Forecast
Forecast for 07:00 (UTC-4), Mon
Updated 07:26 (UTC+1) on Mon 1 Sep 2025
Loading map...
More from the Met Office
-
CAUSES OF CLIMATE CHANGE
Causes of climate change
Read -
WEATHER
Hurricane Sandy
Read -
WEATHER
What are the different types of rain?
Read -
WEATHER
What is the difference between mist, fog and haze?
Read -
WEATHER
What is the difference between rain and showers?
Read -
SEASONAL ADVICE
3 tips for staying safe in lightning
Read