Keystone Peak Weather Forecast
- 35
- 48
Sunny
- 34
- 48
Sunny
- 36
- 52
Sunny
- 33
- 50
Mostly Sunny
- 35
- 46
Partly Sunny
- 35
- 52
Mostly Sunny
- 33
- 51
Mostly Sunny
Today 17 Jan Upper Santa Cruz River and Altar Valleys including Nogales
Sunny. Highs 56 to 62.
Tonight 17 Jan Upper Santa Cruz River and Altar Valleys including Nogales
Clear. Lows 26 to 34.
Keystone Peak Temperature Statistics
January Temperature
Tucson Ryan Field Airport (18 miles)
Lowest 14 January, 2025
21.2 °FAverage January
53.4 °FHighest 3 January, 2025
84.2 °F
Climate (2020–Present)
Tucson Ryan Field Airport (18 miles)
Take a look at our website widgetsAvailable free! Find Out MoreAverage Low 2020–2025
56.4 °FAverage 2020–2025
73.5 °FAverage High 2020–2025
83.9 °F