Mount Lemmon Weather Forecast
- 45
- 63
Sunny
- 45
- 69
Sunny
- 44
- 67
Breezy
- 41
- 61
Breezy
- 41
- 57
Mostly Sunny
- 48
- 65
Sunny
Today 15 May Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven
Sunny. Highs 65 to 73.
Tonight 15 May Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven
Clear. Lows 48 to 54.
Mount Lemmon Temperature Statistics
May Temperature
Davis-Monthan Air Force Base (19.9 miles)
Lowest 6 May, 2025
52.2 °FAverage May
74.6 °FHighest 12 May, 2025
95.4 °F
Climate (2020–Present)
Davis-Monthan Air Force Base (19.9 miles)
Average Low 2020–2025
57.6 °FAverage 2020–2025
70.6 °FAverage High 2020–2025
83.7 °F