Past Weather in Ottawa — Graph
Ottawa Temperature Yesterday
Maximum temperature yesterday: 14 °F (at 4:00 pm)
Minimum temperature yesterday: 0 °F (at 6:00 am)
Average temperature yesterday: 7 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 45 °F (Jan 9, 6:00 pm) | 100% (Jan 11, 2:39 am) | 30.27 "Hg (Jan 11, 2:39 am) |
| Low | -8 °F (Jan 16, 7:00 am) | 47% (Jan 20, 1:00 pm) | 29.33 "Hg (Jan 14, 1:00 am) |
| Average | 22 °F | 80% | 29.81 "Hg |
| * Reported Jan 6 5:00 am — Jan 21 5:00 am, Ottawa. Weather by CustomWeather, © 2026 | |||
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 | ||
| 5:00 am Wed, Jan 21 |  | 9 °F | Partly cloudy. | 5 mph | ↑ | 66% | 30.27 "Hg | 15 mi |
| 4:00 am | | 7 °F | Partly cloudy. | 5 mph | ↑ | 66% | 30.27 "Hg | 15 mi |
| 3:00 am |  | 7 °F | Passing clouds. | 2 mph | ↑ | 66% | 30.27 "Hg | 15 mi |
| 2:00 am | | 9 °F | Passing clouds. | 10 mph | ↑ | 61% | 30.27 "Hg | 15 mi |
| 1:00 am | | 9 °F | Passing clouds. | 14 mph | ↑ | 61% | 30.25 "Hg | 15 mi |
| 12:00 am | | 9 °F | Passing clouds. | 15 mph | ↑ | 56% | 30.25 "Hg | 15 mi |
| 11:00 pm Tue, Jan 20 | | 7 °F | Passing clouds. | 15 mph | ↑ | 61% | 30.24 "Hg | 15 mi |
| 10:00 pm | | 9 °F | Passing clouds. | 15 mph | ↑ | 56% | 30.24 "Hg | 15 mi |
| 9:00 pm | | 10 °F | Passing clouds. | 14 mph | ↑ | 52% | 30.23 "Hg | 15 mi |
| 8:00 pm | | 10 °F | Partly cloudy. | 14 mph | ↑ | 56% | 30.22 "Hg | 15 mi |
| 7:00 pm | | 12 °F | Partly cloudy. | 12 mph | ↑ | 52% | 30.20 "Hg | 15 mi |
| 6:00 pm | | 14 °F | Partly cloudy. | 9 mph | ↑ | 52% | 30.17 "Hg | 15 mi |
| 5:00 pm | | 12 °F | Passing clouds. | 8 mph | ↑ | 73% | 30.15 "Hg | 15 mi |
| 4:00 pm |  | 14 °F | Partly sunny. | 14 mph | ↑ | 52% | 30.14 "Hg | 15 mi |
| 3:00 pm | | 12 °F | Broken clouds. | 8 mph | ↑ | 52% | 30.13 "Hg | 15 mi |
| 2:00 pm |  | 12 °F | Scattered clouds. | 9 mph | ↑ | 48% | 30.12 "Hg | 15 mi |
| 1:00 pm | | 10 °F | Passing clouds. | 10 mph | ↑ | 47% | 30.12 "Hg | 15 mi |
| 12:00 pm | | 5 °F | Passing clouds. | 7 mph | ↑ | 60% | 30.14 "Hg | 15 mi |
| 11:00 am | | 1 °F | Partly sunny. | 7 mph | ↑ | 60% | 30.16 "Hg | 15 mi |
| 10:00 am | | 0 °F | Passing clouds. | 7 mph | ↑ | 65% | 30.14 "Hg | 15 mi |
| 9:00 am | | 0 °F | Broken clouds. | 8 mph | ↑ | 71% | 30.12 "Hg | 15 mi |
| 8:00 am | | 0 °F | Partly sunny. | 12 mph | ↑ | 65% | 30.10 "Hg | 15 mi |
| 7:00 am | | 0 °F | Passing clouds. | 8 mph | ↑ | 71% | 30.09 "Hg | 15 mi |
| 6:00 am | | 0 °F | Passing clouds. | 10 mph | ↑ | 65% | 30.07 "Hg | 15 mi |
| Weather by CustomWeather, © 2026 | ||||||||