September weather in Santa Maria, CA
The average temperature in Santa Maria in September is 64.3°F (53.7°F–75.0°F). Average precipitation: 0.07 inches.
September is a fall month in Santa Maria, and is warmer than the annual average of 58.6°F. Daily temperatures swing about 21.3°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 12h 12m. For travel, September is one of the best months of the year to visit.
Avg High
75.0°F
Avg Low
53.7°F
Precipitation
0.07 in
Daylight
12h 12m
September records in Santa Maria
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.0°F (1955) | 46.9°F (1964) | 0.01 in (2021) |
| September 2 | 106.0°F (2017) | 48.0°F (1973) | 0.70 in (1997) |
| September 3 | 100.9°F (2017) | 48.0°F (1971) | 0.19 in (2017) |
| September 4 | 98.1°F (1961) | 46.9°F (1970) | 1.55 in (1978) |
| September 5 | 98.1°F (2004) | 42.1°F (1970) | 0.05 in (1978) |
| September 6 | 102.9°F (2020) | 46.0°F (2016) | 0.09 in (1969) |
| September 7 | 97.0°F (1984) | 46.0°F (1954) | 1.10 in (1958) |
| September 8 | 96.1°F (1984) | 42.1°F (1964) | 0.00 in (1948) |
| September 9 | 99.0°F (1984) | 43.0°F (1964) | 0.01 in (1982) |
| September 10 | 97.0°F (1983) | 45.0°F (2010) | 0.85 in (1976) |
| September 11 | 100.9°F (1983) | 43.0°F (1952) | 0.27 in (1976) |
| September 12 | 93.0°F (1948) | 41.0°F (1972) | 0.00 in (1948) |
| September 13 | 98.1°F (1971) | 44.1°F (1952) | 0.00 in (1948) |
| September 14 | 95.0°F (2019) | 42.1°F (1970) | 0.09 in (2015) |
| September 15 | 93.9°F (1958) | 41.0°F (1970) | 0.04 in (1969) |
| September 16 | 90.0°F (1966) | 39.9°F (1970) | 0.17 in (1989) |
| September 17 | 98.1°F (1984) | 43.0°F (1970) | 0.01 in (1961) |
| September 18 | 91.9°F (1984) | 43.0°F (1978) | 0.16 in (1963) |
| September 19 | 97.0°F (2015) | 42.1°F (1978) | 1.77 in (2022) |
| September 20 | 91.9°F (2015) | 41.0°F (1954) | 0.01 in (1967) |
| September 21 | 91.9°F (2015) | 42.1°F (1968) | 0.32 in (1990) |
| September 22 | 91.0°F (1949) | 42.1°F (1948) | 0.04 in (1990) |
| September 23 | 98.1°F (1978) | 44.1°F (1948) | 0.46 in (1958) |
| September 24 | 102.9°F (1978) | 42.1°F (1948) | 0.67 in (1986) |
| September 25 | 99.0°F (1968) | 37.9°F (1948) | 0.21 in (1982) |
| September 26 | 100.9°F (2016) | 36.0°F (1948) | 0.10 in (1982) |
| September 27 | 105.1°F (2010) | 43.0°F (2013) | 0.05 in (1967) |
| September 28 | 98.1°F (1966) | 37.9°F (1948) | 1.74 in (1976) |
| September 29 | 95.0°F (2005) | 39.0°F (1948) | 0.40 in (1979) |
| September 30 | 96.1°F (1980) | 37.9°F (1950) | 0.76 in (1983) |