Keystone Peak Weather Forecast
- 34
- 45
Becoming Sunny
- 39
- 55
Sunny
- 48
- 63
Mostly Sunny
- 50
- 66
Sunny
- 53
- 71
Mostly Sunny
- 51
- 70
Mostly Sunny
Today 30 Jan Upper Santa Cruz River and Altar Valleys including Nogales
Mostly sunny. Warmer. Areas of frost and patchy fog in the morning. Highs 53 to 59.
Tonight 30 Jan Upper Santa Cruz River and Altar Valleys including Nogales
Clear. Lows 25 to 33.
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
56.3 °FAverage 2020–2025
73.4 °FAverage High 2020–2025
83.9 °F