Currently: 61 °F. Partly sunny. (Weather station: Ontario International Airport, USA). See more current weather
Past Weather in Ontario — Graph
Ontario Temperature Yesterday
Maximum temperature yesterday: 81 °F (at 12:53 pm)
Minimum temperature yesterday: 59 °F (at 5:53 am)
Average temperature yesterday: 68 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 86 °F (Nov 8, 1:53 pm) | 97% (Oct 31, 11:37 pm) | 30.14 "Hg (Oct 31, 11:37 pm) |
| Low | 51 °F (Nov 2, 5:53 am) | 14% (Nov 6, 12:53 pm) | 29.73 "Hg (Nov 13, 2:53 am) |
| Average | 67 °F | 54% | 29.95 "Hg |
| * Reported Oct 29 8:07 am — Nov 13 7:53 am, Ontario. 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
Ontario Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 7:53 am Fri, Nov 13 |
|
61 °F | Partly sunny. | 8 mph | ↑ | 78% | 29.80 "Hg | 10 mi |
| 6:53 am |
|
60 °F | Partly sunny. | 10 mph | ↑ | 80% | 29.78 "Hg | 10 mi |
| 5:53 am |
|
59 °F | Partly cloudy. | 13 mph | ↑ | 84% | 29.78 "Hg | 10 mi |
| 4:53 am |
|
62 °F | Drizzle. Overcast. | 9 mph | ↑ | 86% | 29.77 "Hg | 8 mi |
| 3:53 am |
|
62 °F | Partly cloudy. | 5 mph | ↑ | 90% | 29.75 "Hg | 7 mi |
| 3:27 am |
|
62 °F | Mostly cloudy. | 5 mph | ↑ | 86% | 29.78 "Hg | 7 mi |
| 2:53 am |
|
62 °F | Mostly cloudy. | No wind | ↑ | 86% | 29.73 "Hg | 7 mi |
| 1:53 am |
|
64 °F | Partly cloudy. | 6 mph | ↑ | 78% | 29.74 "Hg | 10 mi |
| 12:53 am |
|
65 °F | Mostly cloudy. | No wind | ↑ | 76% | 29.77 "Hg | 10 mi |
| 11:53 pm Thu, Nov 12 |
|
63 °F | Mostly cloudy. | 3 mph | ↑ | 84% | 29.80 "Hg | 10 mi |
| 10:53 pm |
|
64 °F | Passing clouds. | 6 mph | ↑ | 84% | 29.82 "Hg | 10 mi |
| 9:53 pm |
|
63 °F | Passing clouds. | 5 mph | ↑ | 87% | 29.83 "Hg | 9 mi |
| 8:53 pm |
|
64 °F | Passing clouds. | 6 mph | ↑ | 87% | 29.84 "Hg | 10 mi |
| 7:53 pm |
|
66 °F | Passing clouds. | 9 mph | ↑ | 81% | 29.85 "Hg | 10 mi |
| 6:53 pm |
|
66 °F | Passing clouds. | 9 mph | ↑ | 81% | 29.84 "Hg | 10 mi |
| 5:53 pm |
|
69 °F | Passing clouds. | 9 mph | ↑ | 70% | 29.83 "Hg | 10 mi |
| 4:53 pm |
|
71 °F | Passing clouds. | 12 mph | ↑ | 57% | 29.82 "Hg | 10 mi |
| 3:53 pm |
|
75 °F | Scattered clouds. | 13 mph | ↑ | 48% | 29.82 "Hg | 10 mi |
| 2:53 pm |
|
78 °F | Scattered clouds. | 13 mph | ↑ | 48% | 29.81 "Hg | 10 mi |
| 1:53 pm |
|
80 °F | Passing clouds. | 14 mph | ↑ | 36% | 29.82 "Hg | 10 mi |
| 12:53 pm |
|
81 °F | Scattered clouds. | 5 mph | ↑ | 23% | 29.83 "Hg | 10 mi |
| 11:53 am |
|
78 °F | Passing clouds. | No wind | ↑ | 25% | 29.87 "Hg | 10 mi |
| 10:53 am |
|
76 °F | Passing clouds. | No wind | ↑ | 26% | 29.91 "Hg | 10 mi |
| 9:53 am |
|
72 °F | Sunny. | 3 mph | ↑ | 33% | 29.94 "Hg | 10 mi |
| 8:53 am |
|
67 °F | Sunny. | No wind | ↑ | 39% | 29.96 "Hg | 10 mi |
| Weather by CustomWeather, © 2026 | ||||||||