September weather in Ravinia, SD
The average temperature in Ravinia in September is 65.1°F (52.6°F–77.6°F). Average precipitation: 2.43 inches.
September is a fall month in Ravinia, and is warmer than the annual average of 49°F. Daily temperatures swing about 25°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 17m. For travel, September is one of the best months of the year to visit.
Avg High
77.6°F
Avg Low
52.6°F
Precipitation
2.43 in
Daylight
12h 17m
September records in Ravinia
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 102.9°F (1948) | 39.9°F (1949) | 0.96 in (1980) |
| September 2 | 102.0°F (1983) | 42.1°F (1974) | 2.00 in (2006) |
| September 3 | 100.0°F (1960) | 37.9°F (1974) | 1.82 in (1973) |
| September 4 | 98.1°F (1952) | 42.1°F (1962) | 1.75 in (1999) |
| September 5 | 102.0°F (1978) | 39.0°F (1962) | 1.47 in (1995) |
| September 6 | 102.9°F (1970) | 37.9°F (1956) | 0.89 in (1997) |
| September 7 | 99.0°F (1971) | 44.1°F (1986) | 0.98 in (1996) |
| September 8 | 100.0°F (1983) | 39.0°F (1992) | 2.59 in (1960) |
| September 9 | 102.0°F (1979) | 39.9°F (1968) | 1.38 in (1954) |
| September 10 | 98.1°F (2000) | 39.0°F (1959) | 1.92 in (2003) |
| September 11 | 99.0°F (1998) | 35.1°F (1955) | 0.59 in (1979) |
| September 12 | 99.0°F (1990) | 36.0°F (1975) | 1.39 in (1979) |
| September 13 | 99.0°F (1990) | 33.1°F (1949) | 1.56 in (2002) |
| September 14 | 98.1°F (2000) | 37.9°F (1961) | 1.49 in (2001) |
| September 15 | 100.0°F (1955) | 37.0°F (2011) | 3.65 in (1987) |
| September 16 | 98.1°F (1948) | 37.9°F (1977) | 2.21 in (1986) |
| September 17 | 96.1°F (1953) | 35.1°F (1981) | 1.05 in (1970) |
| September 18 | 98.1°F (2000) | 30.0°F (1991) | 2.32 in (1986) |
| September 19 | 99.0°F (1984) | 28.0°F (1991) | 3.13 in (1996) |
| September 20 | 93.9°F (1970) | 35.1°F (1983) | 2.14 in (1950) |
| September 21 | 96.1°F (2005) | 28.0°F (1995) | 2.35 in (1955) |
| September 22 | 97.0°F (2005) | 28.0°F (1995) | 2.58 in (1969) |
| September 23 | 88.0°F (2013) | 27.0°F (1989) | 2.90 in (2015) |
| September 24 | 93.0°F (1990) | 28.9°F (1965) | 0.95 in (2010) |
| September 25 | 93.0°F (1967) | 28.9°F (1984) | 1.90 in (2005) |
| September 26 | 97.0°F (1974) | 27.0°F (1965) | 1.15 in (1981) |
| September 27 | 99.0°F (1956) | 33.1°F (1964) | 0.23 in (1973) |
| September 28 | 93.0°F (1952) | 27.0°F (1951) | 1.37 in (2013) |
| September 29 | 95.0°F (1991) | 28.9°F (1984) | 0.96 in (1988) |
| September 30 | 91.0°F (1952) | 28.0°F (1974) | 1.74 in (1962) |