Mount Signal Weather Forecast
- 51
- 81
Mostly Sunny
- 54
- 79
Mostly Sunny
- 53
- 79
Partly Sunny
- 54
- 79
Mostly Cloudy
- 55
- 77
Mostly Cloudy
- 57
- 73
Chance Rain Showers
Today 19 Dec Imperial Valley
Sunny. Highs 80 to 85. Light wind.
Tonight 19 Dec Imperial Valley
Mostly clear. Lows 46 to 56. Light wind.
Mount Signal Temperature Statistics
December Temperature
El Centro, Naval Air Facility (9.9 miles)
Lowest 6 December, 2025
41 °FAverage December
60.5 °FHighest 11 December, 2025
82.9 °F
Climate (2020–Present)
El Centro, Naval Air Facility (9.9 miles)
Average Low 2020–2025
61.1 °FAverage 2020–2025
76 °FAverage High 2020–2025
90.6 °F