Ontario Airport (ONO) 15 Day Weather Forecast, Ontario United States

Current weather conditions and 15 day weather forecast for Ontario 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 ONO

03 May 2026 Sun
25.6 ° C
( 78.1°F )

Sunny
Sunny
Feels Like : 24.2 ° C / 75.5°F
Humidity : % 24
Pressure : 1014 mb
Wind Speed : 11.9 kmph / 7.4 miles from NNENNE
Visibility : 16 km
Precipitation (rainfall) : 0 mm
Cloud (%) : 0

15-day weather forecast for Ontario Airport, Ontario, United States

Date Weather forecast Low temperature High temperature Average Temperature Humidity Wind Chance of rain
02 May 2026 Sat Sunny Sunny 6.3 ° C 27.9 ° C 17.4 ° C % 38 11.9 km/h 0%
03 May 2026 Sun Sunny Sunny 11.3 ° C 26.8 ° C 18.7 ° C % 34 9.7 km/h 0%
04 May 2026 Mon Sunny Sunny 11.7 ° C 27.3 ° C 19.2 ° C % 42 25.2 km/h 0%
05 May 2026 Tue Sunny Sunny 11.3 ° C 25.2 ° C 18 ° C % 49 33.8 km/h 0%
06 May 2026 Wed Sunny Sunny 9.5 ° C 23.3 ° C 16.3 ° C % 44 22.7 km/h 0%
07 May 2026 Thu Sunny Sunny 11.8 ° C 26 ° C 17.2 ° C % 45 14.8 km/h 0%
08 May 2026 Fri Partly Cloudy Partly Cloudy 11 ° C 24.4 ° C 17.6 ° C % 36 14 km/h 0%
09 May 2026 Sat Sunny Sunny 11.9 ° C 23.2 ° C 17.6 ° C % 36 26.3 km/h 0%
10 May 2026 Sun Sunny Sunny 8.8 ° C 25.3 ° C 16.7 ° C % 41 12.2 km/h 0%
11 May 2026 Mon Sunny Sunny 10.5 ° C 26.6 ° C 18.5 ° C % 41 19.4 km/h 0%
12 May 2026 Tue Sunny Sunny 12.7 ° C 30.2 ° C 21.2 ° C % 35 9 km/h 0%
13 May 2026 Wed Sunny Sunny 14.8 ° C 33.3 ° C 23.8 ° C % 32 18.7 km/h 0%
14 May 2026 Thu Partly Cloudy Partly Cloudy 18.5 ° C 31 ° C 22.9 ° C % 41 27 km/h 0%
15 May 2026 Fri Patchy rain nearby Patchy rain nearby 16.4 ° C 28.5 ° C 21.1 ° C % 56 21.6 km/h 81%
Weather forecasts are usually fully updated every 3 hours.

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