September weather in Prescott Valley, AZ
The average temperature in Prescott Valley in September is 67.3°F (52.2°F–82.4°F). Average precipitation: 1.64 inches.
September is a fall month in Prescott Valley, and is warmer than the annual average of 55.4°F. Daily temperatures swing about 30.2°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 12m. For travel, September is a comfortable month to visit.
Avg High
82.4°F
Avg Low
52.2°F
Precipitation
1.64 in
Daylight
12h 12m
September records in Prescott Valley
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 98.1°F (1950) | 37.9°F (1957) | 1.27 in (1922) |
| September 2 | 98.1°F (1948) | 39.0°F (1951) | 1.05 in (2016) |
| September 3 | 96.1°F (1948) | 41.0°F (1921) | 2.55 in (1965) |
| September 4 | 96.1°F (1947) | 36.0°F (1961) | 2.41 in (1990) |
| September 5 | 96.1°F (1932) | 35.1°F (1936) | 1.35 in (1994) |
| September 6 | 97.0°F (2020) | 37.9°F (1936) | 1.15 in (2009) |
| September 7 | 97.0°F (2020) | 42.1°F (1911) | 1.61 in (1927) |
| September 8 | 98.1°F (2020) | 36.0°F (1935) | 1.74 in (2014) |
| September 9 | 93.9°F (1932) | 36.0°F (2020) | 1.26 in (1986) |
| September 10 | 96.1°F (1932) | 26.1°F (2000) | 0.73 in (1996) |
| September 11 | 93.0°F (1943) | 36.0°F (1901) | 0.79 in (1984) |
| September 12 | 93.9°F (1932) | 34.0°F (1906) | 1.65 in (1958) |
| September 13 | 96.1°F (1905) | 32.0°F (1952) | 1.88 in (1941) |
| September 14 | 95.0°F (1905) | 36.0°F (1930) | 0.79 in (1962) |
| September 15 | 93.9°F (2000) | 28.0°F (1903) | 1.10 in (1999) |
| September 16 | 96.1°F (1932) | 26.1°F (1903) | 1.50 in (1925) |
| September 17 | 95.0°F (1928) | 27.0°F (1903) | 1.90 in (1983) |
| September 18 | 93.9°F (1956) | 30.0°F (1903) | 2.00 in (1923) |
| September 19 | 93.9°F (1934) | 30.0°F (1971) | 1.04 in (2021) |
| September 20 | 93.0°F (2010) | 27.0°F (1978) | 1.45 in (1952) |
| September 21 | 91.9°F (1899) | 30.0°F (1978) | 0.80 in (2016) |
| September 22 | 93.0°F (1899) | 30.0°F (1912) | 0.95 in (2022) |
| September 23 | 95.0°F (1899) | 30.0°F (1901) | 2.17 in (1983) |
| September 24 | 97.0°F (1899) | 28.0°F (1923) | 3.08 in (1983) |
| September 25 | 93.9°F (1899) | 27.0°F (1917) | 1.93 in (1943) |
| September 26 | 95.0°F (1899) | 27.0°F (1924) | 2.00 in (1997) |
| September 27 | 91.0°F (1921) | 28.0°F (1900) | 0.63 in (2025) |
| September 28 | 93.9°F (2024) | 27.0°F (1908) | 1.95 in (2014) |
| September 29 | 91.0°F (1933) | 28.9°F (1900) | 0.80 in (1914) |
| September 30 | 93.0°F (2024) | 30.0°F (1905) | 2.25 in (1983) |