Walnut Canyon Reservoir Weather Forecast
- 46
- 58
Rain Showers
- 46
- 56
Rain Showers Likely
- 42
- 56
Chance Rain Showers
- 42
- 60
Slight Chance Rain Showers
- 47
- 65
Mostly Cloudy
- 49
- 69
Slight Chance Rain Showers
Today 17 Feb Orange County Inland
Partly cloudy. A slight chance of Showers this Morning, then a chance of Showers this afternoon. Highs around 60. Areas of Winds southwest to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon. Chance of measurable precipitation 50 percent.
Tonight 17 Feb Orange County Inland
Showers. Locally heavy rainfall possible overnight. Lows 44 to 48. Areas of Winds southwest 15 to 25 Mph. Gusts to 40 Mph. Becoming 45 Mph overnight.
Walnut Canyon Reservoir Temperature Statistics
February Temperature
Corona Airport (9.3 miles)
Lowest 14 February, 2026
39 °FAverage February
61.3 °FHighest 4 February, 2026
87.1 °F
Climate (2021–Present)
Corona Airport (9.3 miles)
Average Low 2021–2026
52.2 °FAverage 2021–2026
64.9 °FAverage High 2021–2026
78.1 °F