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 Current Ontario Weather Conditions |
Updated May 21st at 4:53 am |
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| Temperature: | 54°F |
Dew Point: | 36°F |
| Barometer: | 30.06 inHg |
Wind: | N 11 Mph |
| Humidity: | 50.3% |
Visibility: | 0M |
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| Ontario Weather Forecast Summary |
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Today
May 21st
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Friday
May 22nd
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Saturday
May 23rd
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Sunday
May 24th
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Monday
May 25th
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Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
Mostly Sunny |
74°F
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77°F
50°F |
87°F
54°F |
88°F
57°F |
90°F
57°F |
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| Ontario Detailed Weather Forecast |
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| Thursday, May 21st, 2026 |
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Morning |
Temperature: 62°F |
| Sunny. |
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Afternoon |
Temperature: 74°F |
| Sunny. |
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Evening |
Temperature: 61°F |
| A mix of cloudy and clear skies. |
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| Friday, May 22nd, 2026 |
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Overnight |
Temperature: 53°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 65°F |
| Sunny. |
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Afternoon |
Temperature: 77°F |
| Sunny. |
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Evening |
Temperature: 62°F |
| Mostly clear. |
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| Saturday, May 23rd, 2026 |
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Overnight |
Temperature: 56°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 70°F |
| Sunny. |
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Afternoon |
Temperature: 85°F |
| Mostly sunny. Windy at times. |
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Evening |
Temperature: 68°F |
| Clear with cloudy periods. |
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| Sunday, May 24th, 2026 |
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Overnight |
Temperature: 59°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 72°F |
| Mostly sunny. |
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Afternoon |
Temperature: 86°F |
| Sunny. |
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Evening |
Temperature: 69°F |
| Mostly clear. Windy at times. |
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| Monday, May 25th, 2026 |
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Overnight |
Temperature: 60°F |
| Mostly clear. |
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Morning |
Temperature: 73°F |
| Sunny. |
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Afternoon |
Temperature: 89°F |
| A mix of cloud and sun. Windy. |
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Evening |
Temperature: 60°F |
| A mix of clear and cloudy skies. Wind 20 to 30 mph. |
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| Tuesday, May 26th, 2026 |
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Overnight |
Temperature: 53°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 55°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 60°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 53°F |
| Clear. Windy at times. |
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| Wednesday, May 27th, 2026 |
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Overnight |
Temperature: 47°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 58°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 70°F |
| Mostly sunny. |
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Evening |
Temperature: 57°F |
| Clear. |
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| Thursday, May 28th, 2026 |
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Overnight |
Temperature: 44°F |
| A mix of clear and cloudy skies. |
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Morning |
Temperature: 57°F |
| Sunny. |
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Afternoon |
Temperature: 71°F |
| Mostly sunny. Windy at times. |
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Evening |
Temperature: 59°F |
| Mostly clear. |
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| Friday, May 29th, 2026 |
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Overnight |
Temperature: 48°F |
| Clear. |
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Morning |
Temperature: 61°F |
| Sunny. |
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Afternoon |
Temperature: 75°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 62°F |
| Clear. |
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