Brea Weather Forecast
- 55
- 76
Sunny
- 57
- 80
Mostly Sunny
- 58
- 83
Mostly Sunny
- 57
- 81
Partly Sunny
- 56
- 78
Mostly Sunny
- 56
- 77
Partly Sunny
- 56
- 73
Partly Sunny
Today 16 Oct Orange County Inland
Sunny. Highs 74 to 77. Light Winds becoming west 10 Mph this afternoon.
Tonight 16 Oct Orange County Inland
Clear. Lows 52 to 57. Areas of Winds west to 10 Mph this evening becoming light.
Brea Temperature Statistics
October Temperature
Fullerton, Fullerton Municipal Airport (5.6 miles)
Lowest 14 October, 2025
55.9 °FAverage October
67.5 °FHighest 10 October, 2025
86 °F
Climate (2020–Present)
Fullerton, Fullerton Municipal Airport (5.6 miles)
Average Low 2020–2025
56.7 °FAverage 2020–2025
66 °FAverage High 2020–2025
76.5 °F