Currently: 28 °F. Light snow. Overcast. (Weather station: Ottawa Int'L. Ont., Canada). See more current weatherPast Weather in Ottawa — Graph
Ottawa Temperature Yesterday
Maximum temperature yesterday: 28 °F (at 12:00 am)
Minimum temperature yesterday: 21 °F (at 4:00 am)
Average temperature yesterday: 25 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 59 °F (Mar 9, 5:00 pm) | 100% (Mar 7, 3:29 am) | 30.47 "Hg (Mar 7, 3:29 am) |
| Low | 3 °F (Mar 18, 6:00 am) | 34% (Mar 9, 6:00 pm) | 29.17 "Hg (Mar 16, 11:00 pm) |
| Average | 31 °F | 79% | 29.86 "Hg |
| * Reported Mar 6 7:00 am — Mar 21 8:00 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
Scroll right to see more
| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 8:00 am Sat, Mar 21 | | 28 °F | Light snow. Overcast. | 6 mph | ↑ | 86% | 30.01 "Hg | 15 mi |
| 7:28 am | | 27 °F | Light snow. Overcast. | 9 mph | ↑ | 86% | 30.00 "Hg | 15 mi |
| 7:00 am |  | 27 °F | Overcast. | 9 mph | ↑ | 86% | 29.98 "Hg | 15 mi |
| 6:00 am | | 27 °F | Overcast. | 8 mph | ↑ | 86% | 29.95 "Hg | 15 mi |
| 5:00 am |  | 27 °F | Passing clouds. | 5 mph | ↑ | 86% | 29.93 "Hg | 15 mi |
| 4:00 am | | 28 °F | Passing clouds. | 6 mph | ↑ | 80% | 29.92 "Hg | 15 mi |
| 3:00 am | | 28 °F | Overcast. | 6 mph | ↑ | 80% | 29.91 "Hg | 15 mi |
| 2:00 am | | 28 °F | Passing clouds. | 6 mph | ↑ | 86% | 29.90 "Hg | 15 mi |
| 1:00 am | | 27 °F | Passing clouds. | 5 mph | ↑ | 86% | 29.90 "Hg | 15 mi |
| 12:00 am | | 28 °F | Passing clouds. | 5 mph | ↑ | 80% | 29.90 "Hg | 15 mi |
| 11:00 pm Fri, Mar 20 | | 28 °F | Passing clouds. | 6 mph | ↑ | 80% | 29.90 "Hg | 15 mi |
| 10:00 pm | | 27 °F | Passing clouds. | 3 mph | ↑ | 86% | 29.88 "Hg | 15 mi |
| 9:00 pm |  | 27 °F | Partly cloudy. | 3 mph | ↑ | 80% | 29.87 "Hg | 15 mi |
| 8:00 pm | | 28 °F | Passing clouds. | 6 mph | ↑ | 74% | 29.83 "Hg | 15 mi |
| 7:00 pm |  | 28 °F | Overcast. | 9 mph | ↑ | 74% | 29.84 "Hg | 15 mi |
| 6:00 pm | | 27 °F | Overcast. | 10 mph | ↑ | 80% | 29.83 "Hg | 15 mi |
| 5:17 pm |  | 27 °F | Mostly cloudy. | 14 mph | ↑ | 80% | 29.83 "Hg | 10 mi |
| 5:00 pm | | 27 °F | Light snow. Cloudy. | 13 mph | ↑ | 86% | 29.82 "Hg | 10 mi |
| 4:50 pm | | 27 °F | Light snow. Cloudy. | 14 mph | ↑ | 86% | 29.82 "Hg | 10 mi |
| 4:09 pm | | 27 °F | Light snow. Partly sunny. | 10 mph | ↑ | 86% | 29.81 "Hg | 3 mi |
| 4:00 pm | | 27 °F | More clouds than sun. | 10 mph | ↑ | 80% | 29.82 "Hg | 10 mi |
| 3:00 pm | | 27 °F | More clouds than sun. | 12 mph | ↑ | 80% | 29.81 "Hg | 15 mi |
| 2:19 pm | | 27 °F | More clouds than sun. | 15 mph | ↑ | 80% | 29.82 "Hg | 10 mi |
| 2:00 pm | | 25 °F | Light snow. More clouds than sun. | 17 mph | ↑ | 86% | 29.83 "Hg | 10 mi |
| 1:00 pm | | 25 °F | Light snow. Mostly cloudy. | 16 mph | ↑ | 86% | 29.87 "Hg | 2 mi |
| 12:10 pm | | 23 °F | Light snow. Overcast. | 13 mph | ↑ | 86% | 29.93 "Hg | 2 mi |
| 12:00 pm | | 23 °F | Light snow. More clouds than sun. | 12 mph | ↑ | 86% | 29.93 "Hg | 3 mi |
| 11:44 am | | 23 °F | Light snow. Mostly cloudy. | 9 mph | ↑ | 86% | 29.94 "Hg | 4 mi |
| 11:38 am | | 23 °F | Light snow. Overcast. | 12 mph | ↑ | 86% | 29.95 "Hg | 1 mi |
| 11:00 am | | 23 °F | Light snow. Ice fog. | 12 mph | ↑ | 86% | 29.96 "Hg | 1 mi |
| 10:00 am | | 23 °F | Light snow. Ice fog. | 9 mph | ↑ | 93% | 30.00 "Hg | 1 mi |
| 9:42 am | | 25 °F | Light snow. Ice fog. | 10 mph | ↑ | 80% | 29.98 "Hg | 1 mi |
| 9:35 am | | 25 °F | Light snow. Overcast. | 9 mph | ↑ | 80% | 29.98 "Hg | 2 mi |
| 9:00 am | | 25 °F | Mostly cloudy. | 9 mph | ↑ | 74% | 29.98 "Hg | 15 mi |
| Weather by CustomWeather, © 2026 | ||||||||