Calero Reservoir Weather Forecast
- 64
- 91
Sunny
- 64
- 93
Sunny
- 63
- 91
Partly Sunny
- 62
- 82
Chance Rain Showers
- 61
- 83
Chance Rain Showers
- 59
- 81
Slight Chance Rain Showers
- 59
- 82
Mostly Sunny
Today 15 Sep Santa Cruz Mountains
Sunny. Highs in the upper 80s. Light Winds.
Tonight 15 Sep Santa Cruz Mountains
Clear. Lows in the 60s to lower 70s. Light Winds. Becoming east up to 5 Mph after midnight.
Calero Reservoir Temperature Statistics
September Temperature
San Jose / Reid / Hillv (9.9 miles)
Lowest 7 September, 2025
59 °FAverage September
71.8 °FHighest 1 September, 2025
93.2 °F
Climate (2020–Present)
San Jose / Reid / Hillv (9.9 miles)
Average Low 2020–2025
51.5 °FAverage 2020–2025
63.5 °FAverage High 2020–2025
72.3 °F