Now
50 °F
Passing clouds.
Feels Like: 50 °F
Forecast: 71 / 52 °F
Wind: No wind
| Location: | Ontario International Airport |
|---|---|
| Current Time: | Jan 21, 2026 at 5:24:15 am |
| Latest Report: | Jan 21, 2026 at 4:53 am |
| Visibility: | 10 mi |
| Pressure: | 30.06 "Hg |
| Humidity: | 77% |
| Dew Point: | 43 °F |
Upcoming 5 hours
Forecast for the next 48 hours
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| Wednesday | Thursday | ||||||
|---|---|---|---|---|---|---|---|
| Night | Morning | Afternoon | Evening | Night | Morning | Afternoon | |
| Forecast |  |  | | | | |  |
| Temperature | 57 °F | 60 °F | 69 °F | 57 °F | 54 °F | 55 °F | 64 °F |
| Overcast. | Overcast. | Overcast. | Overcast. | Overcast. | Overcast. | Broken clouds. | |
| Feels Like | 57 °F | 60 °F | 69 °F | 57 °F | 54 °F | 54 °F | 64 °F |
| Wind Speed | 2 mph | 1 mph | 3 mph | 1 mph | 1 mph | 6 mph | 4 mph |
| Wind Direction | N ↑ | SE ↑ | SSW ↑ | WSW ↑ | SSW ↑ | N ↑ | SE ↑ |
| Humidity | 50% | 42% | 35% | 74% | 76% | 69% | 57% |
| Dew Point | 38 °F | 36 °F | 40 °F | 49 °F | 46 °F | 45 °F | 49 °F |
| Visibility | 8 mi | 7 mi | 7 mi | 7 mi | 7 mi | 5 mi | 7 mi |
| Probability of Precipitation | 0% | 0% | 0% | 0% | 2% | 0% | 2% |
| Amount of Rain | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| Amount of Snow | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| * Updated Tuesday, January 20, 2026 11:42:40 pm Claremont time - Weather by CustomWeather, © 2026 | |||||||
14 day forecast, day-by-dayHour-by-hour forecast for next week
Yesterday's weather
Partly sunny. 77 / 50 °F
Humidity: 42%. Wind: 2 mph ↑ from West
Currently at nearby stations
45 °FChino Airport: (10 mi)
Fog.
49 °FRiverside Municipal Airport: (19 mi)
Clear.
54 °FFullerton Municipal Airport: (21 mi)
Fog.
Forecast for the next 2 weeks
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| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
18 | 19 | 20 | 21 71 / 52 °F | 22 65 / 52 °F | 23  63 / 49 °F | 24  68 / 48 °F |
25 66 / 47 °F | 26 69 / 48 °F | 27 70 / 50 °F | 28 71 / 51 °F | 29  71 / 53 °F | 30 69 / 52 °F | 31 69 / 52 °F |
1 70 / 52 °F | 2 69 / 51 °F | 3 72 / 52 °F | 4 71 / 52 °F | 5 | 6 | 7 |