September weather in White Sulphur Springs, MT
The average temperature in White Sulphur Springs in September is 54.7°F (38.7°F–70.6°F). Average precipitation: 1.04 inches.
September is a fall month in White Sulphur Springs, and is warmer than the annual average of 42.1°F. Daily temperatures swing about 31.9°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 12h 19m. For travel, September is a comfortable month to visit.
Avg High
70.6°F
Avg Low
38.7°F
Precipitation
1.04 in
Daylight
12h 19m
September records in White Sulphur Springs
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 89.1°F (1983) | 28.0°F (2006) | 0.51 in (2008) |
| September 2 | 91.0°F (2007) | 33.1°F (1984) | 0.17 in (1993) |
| September 3 | 89.1°F (1998) | 28.9°F (2004) | 0.20 in (1999) |
| September 4 | 91.9°F (1998) | 30.0°F (2004) | 0.14 in (1999) |
| September 5 | 91.9°F (1998) | 30.9°F (1994) | 0.34 in (1993) |
| September 6 | 90.0°F (1980) | 30.9°F (2014) | 0.49 in (2001) |
| September 7 | 89.1°F (1980) | 28.0°F (1986) | 1.44 in (1985) |
| September 8 | 89.1°F (1979) | 28.9°F (2008) | 0.49 in (1995) |
| September 9 | 88.0°F (1994) | 30.0°F (1999) | 0.66 in (1983) |
| September 10 | 84.9°F (2012) | 28.0°F (2007) | 0.45 in (1979) |
| September 11 | 86.0°F (1990) | 19.9°F (1989) | 0.67 in (1983) |
| September 12 | 86.0°F (1990) | 23.0°F (2014) | 0.80 in (1993) |
| September 13 | 84.9°F (1981) | 25.0°F (1984) | 0.47 in (1982) |
| September 14 | 87.1°F (2000) | 23.0°F (1984) | 0.52 in (1997) |
| September 15 | 93.0°F (2000) | 28.0°F (1982) | 0.10 in (2010) |
| September 16 | 91.0°F (2000) | 28.0°F (1982) | 0.47 in (1996) |
| September 17 | 84.9°F (1981) | 27.0°F (1987) | 0.47 in (2002) |
| September 18 | 90.0°F (1981) | 19.9°F (1991) | 0.85 in (2013) |
| September 19 | 84.9°F (2009) | 23.0°F (1983) | 0.71 in (1983) |
| September 20 | 84.9°F (2009) | 14.0°F (1983) | 0.24 in (1986) |
| September 21 | 80.1°F (1991) | 15.1°F (1995) | 0.37 in (1993) |
| September 22 | 84.9°F (1987) | 19.9°F (2000) | 0.06 in (1985) |
| September 23 | 84.9°F (1987) | 18.0°F (2000) | 0.18 in (1985) |
| September 24 | 89.1°F (2001) | 18.0°F (1984) | 0.41 in (2005) |
| September 25 | 89.1°F (2001) | 23.0°F (1984) | 0.27 in (1981) |
| September 26 | 86.0°F (2014) | 26.1°F (1984) | 0.80 in (2013) |
| September 27 | 84.9°F (2001) | 23.0°F (1984) | 1.00 in (2014) |
| September 28 | 82.9°F (2001) | 16.0°F (1984) | 0.08 in (1982) |
| September 29 | 82.9°F (1989) | 12.0°F (1985) | 0.19 in (1983) |
| September 30 | 96.1°F (2006) | 16.0°F (1985) | 0.19 in (2014) |