Currently: 46 °F. Passing clouds. (Weather station: Ottawa Int'L. Ont., Canada). See more current weather
Past Weather in Ottawa — Graph
Ottawa Temperature Yesterday
Maximum temperature yesterday: 72 °F (at 4:00 pm)
Minimum temperature yesterday: 39 °F (at 7:00 am)
Average temperature yesterday: 55 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 82 °F (Sep 1, 3:00 pm) | 100% (Aug 27, 3:00 am) | 30.37 "Hg (Aug 27, 3:00 am) |
| Low | 39 °F (Sep 9, 7:00 am) | 33% (Aug 27, 3:00 pm) | 29.59 "Hg (Sep 4, 1:00 pm) |
| Average | 60 °F | 75% | 30.02 "Hg |
| * Reported Aug 26 6:00 am — Sep 10 6:00 am, Ottawa. Weather by CustomWeather, © 2025 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
Ottawa Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 6:00 am Wed, Sep 10 |
|
46 °F | Passing clouds. | 6 mph | ↑ | 100% | 30.26 "Hg | 15 mi |
| 5:00 am |
|
48 °F | Passing clouds. | 6 mph | ↑ | 94% | 30.26 "Hg | 15 mi |
| 4:00 am |
|
52 °F | Passing clouds. | 5 mph | ↑ | 88% | 30.26 "Hg | 15 mi |
| 3:00 am |
|
52 °F | Passing clouds. | 5 mph | ↑ | 82% | 30.25 "Hg | 15 mi |
| 2:00 am |
|
54 °F | Passing clouds. | 9 mph | ↑ | 82% | 30.27 "Hg | 15 mi |
| 1:00 am |
|
54 °F | Passing clouds. | 7 mph | ↑ | 82% | 30.27 "Hg | 15 mi |
| 12:00 am |
|
54 °F | Passing clouds. | 8 mph | ↑ | 82% | 30.26 "Hg | 15 mi |
| 11:00 pm Tue, Sep 9 |
|
55 °F | Passing clouds. | 5 mph | ↑ | 67% | 30.26 "Hg | 15 mi |
| 10:00 pm |
|
57 °F | Passing clouds. | 6 mph | ↑ | 63% | 30.26 "Hg | 15 mi |
| 9:00 pm |
|
61 °F | Passing clouds. | 6 mph | ↑ | 55% | 30.27 "Hg | 15 mi |
| 8:00 pm |
|
59 °F | Passing clouds. | 5 mph | ↑ | 63% | 30.26 "Hg | 15 mi |
| 7:00 pm |
|
64 °F | Scattered clouds. | 6 mph | ↑ | 52% | 30.27 "Hg | 15 mi |
| 6:00 pm |
|
68 °F | Partly sunny. | 7 mph | ↑ | 46% | 30.27 "Hg | 15 mi |
| 5:00 pm |
|
72 °F | Partly sunny. | 6 mph | ↑ | 41% | 30.26 "Hg | 15 mi |
| 4:00 pm |
|
72 °F | Partly sunny. | 9 mph | ↑ | 44% | 30.27 "Hg | 15 mi |
| 3:00 pm |
|
70 °F | Partly sunny. | 10 mph | ↑ | 43% | 30.29 "Hg | 15 mi |
| 2:00 pm |
|
70 °F | Passing clouds. | 7 mph | ↑ | 43% | 30.32 "Hg | 15 mi |
| 1:00 pm |
|
66 °F | Passing clouds. | 6 mph | ↑ | 52% | 30.34 "Hg | 15 mi |
| 12:00 pm |
|
64 °F | Passing clouds. | 3 mph | ↑ | 56% | 30.36 "Hg | 15 mi |
| 11:00 am |
|
59 °F | Passing clouds. | 3 mph | ↑ | 68% | 30.37 "Hg | 15 mi |
| 10:00 am |
|
52 °F | Passing clouds. | 2 mph | ↑ | 94% | 30.37 "Hg | 10 mi |
| 9:29 am |
|
50 °F | Fog. | 3 mph | ↑ | 100% | 30.37 "Hg | 1 mi |
| 9:00 am |
|
46 °F | Fog. | No wind | ↑ | 100% | 30.37 "Hg | 1 mi |
| 8:20 am |
|
46 °F | Fog. | 2 mph | ↑ | 93% | 30.37 "Hg | 1 mi |
| 8:00 am |
|
45 °F | Fog. | 2 mph | ↑ | 100% | 30.36 "Hg | 0 mi |
| 7:39 am |
|
45 °F | Fog. | 2 mph | ↑ | 100% | 30.36 "Hg | 1 mi |
| 7:00 am |
|
39 °F | Passing clouds. | 3 mph | ↑ | 93% | 30.35 "Hg | 15 mi |
| Weather by CustomWeather, © 2025 | ||||||||