Sierra Foothills Weather Forecast
- 82
- 100
Chance Rain Showers
- 80
- 99
Chance Rain Showers
- 80
- 97
Chance Rain Showers
- 78
- 97
Chance Rain Showers
- 80
- 99
Hot
- 81
- 102
Hot
Today 13 Sep Fountain Hills/East Mesa
Sunny with a slight chance of Showers and Thunderstorms. Highs 97 to 102. Southeast wind around 5 Mph in the morning becoming southwest in the afternoon. Chance of rain 10 percent.
Tonight 13 Sep Fountain Hills/East Mesa
Partly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers and a slight chance of Thunderstorms after midnight. Lows 72 to 82. Southeast wind around 5 Mph in the evening becoming light after midnight. Chance of rain 30 percent.
Sierra Foothills Temperature Statistics
September Temperature
Scottsdale Airport (6.8 miles)
Lowest 1 September, 2026
76.6 °FAverage September
93.6 °FHighest 7 September, 2026
106.6 °F
Climate (2021–2026)
Scottsdale Airport (6.8 miles)
Average Low 2021–2026
63.7 °FAverage 2021–2026
75.4 °FAverage High 2021–2026
87 °F