Ontario International Airport (ONT) 15 Day Weather Forecast, Ontario United States
Current weather conditions and 15 day weather forecast for Ontario International Airport in Ontario, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at ONT
| 10 May 2025 Sat 21.7 ° C ( 71.1°F )  Clear |
Feels Like : 21.7 ° C / 71.1°F Humidity : % 51 Pressure : 1014 mb Wind Speed : 3.6 kmph / 2.2 miles from NNW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Ontario International Airport, Ontario, United States
| Date | |
|---|---|
| 10 May 2025 Sat | |
| Weather forecast | Sunny |
| Low temperature | 21.7 ° C |
| High temperature | 36.3 ° C |
| Average Temperature | 28.2 ° C |
| Humidity | % 30 |
| Wind | 18.7 km/h |
| Chance of rain | 0% |
| 11 May 2025 Sun | |
| Weather forecast | Sunny |
| Low temperature | 21.2 ° C |
| High temperature | 34.5 ° C |
| Average Temperature | 26.9 ° C |
| Humidity | % 31 |
| Wind | 20.2 km/h |
| Chance of rain | 0% |
| 12 May 2025 Mon | |
| Weather forecast |  Partly Cloudy |
| Low temperature | 12.8 ° C |
| High temperature | 21.8 ° C |
| Average Temperature | 17.4 ° C |
| Humidity | % 66 |
| Wind | 22 km/h |
| Chance of rain | 0% |
| 13 May 2025 Tue | |
| Weather forecast |  Patchy rain nearby |
| Low temperature | 12 ° C |
| High temperature | 17.1 ° C |
| Average Temperature | 13.8 ° C |
| Humidity | % 60 |
| Wind | 26.6 km/h |
| Chance of rain | 89% |
| 14 May 2025 Wed | |
| Weather forecast | Sunny |
| Low temperature | 11.4 ° C |
| High temperature | 21.7 ° C |
| Average Temperature | 14.5 ° C |
| Humidity | % 57 |
| Wind | 17.3 km/h |
| Chance of rain | 0% |
| 15 May 2025 Thu | |
| Weather forecast | Sunny |
| Low temperature | 11.9 ° C |
| High temperature | 23.7 ° C |
| Average Temperature | 17.3 ° C |
| Humidity | % 52 |
| Wind | 17.3 km/h |
| Chance of rain | 0% |
| 16 May 2025 Fri | |
| Weather forecast | Sunny |
| Low temperature | 12.8 ° C |
| High temperature | 26 ° C |
| Average Temperature | 19.1 ° C |
| Humidity | % 52 |
| Wind | 16.2 km/h |
| Chance of rain | 0% |
| 17 May 2025 Sat | |
| Weather forecast | Sunny |
| Low temperature | 14.8 ° C |
| High temperature | 26.3 ° C |
| Average Temperature | 19.9 ° C |
| Humidity | % 52 |
| Wind | 17.6 km/h |
| Chance of rain | 0% |
| 18 May 2025 Sun | |
| Weather forecast | Sunny |
| Low temperature | 14 ° C |
| High temperature | 25.1 ° C |
| Average Temperature | 19 ° C |
| Humidity | % 57 |
| Wind | 18 km/h |
| Chance of rain | 0% |
| 19 May 2025 Mon | |
| Weather forecast | Sunny |
| Low temperature | 14.1 ° C |
| High temperature | 25.5 ° C |
| Average Temperature | 18.9 ° C |
| Humidity | % 58 |
| Wind | 18 km/h |
| Chance of rain | 0% |
| 20 May 2025 Tue | |
| Weather forecast | Sunny |
| Low temperature | 13.7 ° C |
| High temperature | 22.3 ° C |
| Average Temperature | 17.2 ° C |
| Humidity | % 62 |
| Wind | 17.6 km/h |
| Chance of rain | 0% |
| 21 May 2025 Wed | |
| Weather forecast | Sunny |
| Low temperature | 13 ° C |
| High temperature | 25.5 ° C |
| Average Temperature | 19 ° C |
| Humidity | % 59 |
| Wind | 17.3 km/h |
| Chance of rain | 0% |
| 22 May 2025 Thu | |
| Weather forecast | Sunny |
| Low temperature | 15.3 ° C |
| High temperature | 27.8 ° C |
| Average Temperature | 21.3 ° C |
| Humidity | % 50 |
| Wind | 15.8 km/h |
| Chance of rain | 0% |
| 23 May 2025 Fri | |
| Weather forecast | Sunny |
| Low temperature | 15.6 ° C |
| High temperature | 29.8 ° C |
| Average Temperature | 22.5 ° C |
| Humidity | % 40 |
| Wind | 16.6 km/h |
| Chance of rain | 0% |
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 10 May 2025 Sat | Sunny |
21.7 ° C | 36.3 ° C | 28.2 ° C | % 30 | 18.7 km/h | 0% |
| 11 May 2025 Sun | Sunny |
21.2 ° C | 34.5 ° C | 26.9 ° C | % 31 | 20.2 km/h | 0% |
| 12 May 2025 Mon | Partly Cloudy |
12.8 ° C | 21.8 ° C | 17.4 ° C | % 66 | 22 km/h | 0% |
| 13 May 2025 Tue | Patchy rain nearby |
12 ° C | 17.1 ° C | 13.8 ° C | % 60 | 26.6 km/h | 89% |
| 14 May 2025 Wed | Sunny |
11.4 ° C | 21.7 ° C | 14.5 ° C | % 57 | 17.3 km/h | 0% |
| 15 May 2025 Thu | Sunny |
11.9 ° C | 23.7 ° C | 17.3 ° C | % 52 | 17.3 km/h | 0% |
| 16 May 2025 Fri | Sunny |
12.8 ° C | 26 ° C | 19.1 ° C | % 52 | 16.2 km/h | 0% |
| 17 May 2025 Sat | Sunny |
14.8 ° C | 26.3 ° C | 19.9 ° C | % 52 | 17.6 km/h | 0% |
| 18 May 2025 Sun | Sunny |
14 ° C | 25.1 ° C | 19 ° C | % 57 | 18 km/h | 0% |
| 19 May 2025 Mon | Sunny |
14.1 ° C | 25.5 ° C | 18.9 ° C | % 58 | 18 km/h | 0% |
| 20 May 2025 Tue | Sunny |
13.7 ° C | 22.3 ° C | 17.2 ° C | % 62 | 17.6 km/h | 0% |
| 21 May 2025 Wed | Sunny |
13 ° C | 25.5 ° C | 19 ° C | % 59 | 17.3 km/h | 0% |
| 22 May 2025 Thu | Sunny |
15.3 ° C | 27.8 ° C | 21.3 ° C | % 50 | 15.8 km/h | 0% |
| 23 May 2025 Fri | Sunny |
15.6 ° C | 29.8 ° C | 22.5 ° C | % 40 | 16.6 km/h | 0% |
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