September weather in Browning, MT
The average temperature in Browning in September is 50.5°F (37.7°F–63.3°F). Average precipitation: 2.17 inches.
September is a fall month in Browning, and is warmer than the annual average of 38.8°F. Daily temperatures swing about 25.6°F between overnight low and afternoon high. Daylight averages about 12h 20m. For travel, September is cool.
Avg High
63.3°F
Avg Low
37.7°F
Precipitation
2.17 in
Daylight
12h 20m
September records in Browning
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 90.0°F (1991) | 30.9°F (2006) | 1.01 in (1986) |
| September 2 | 87.1°F (2013) | 30.0°F (1999) | 0.90 in (2002) |
| September 3 | 91.0°F (1998) | 30.0°F (1981) | 0.33 in (1999) |
| September 4 | 84.0°F (1997) | 30.9°F (2011) | 0.25 in (1957) |
| September 5 | 84.9°F (1988) | 30.0°F (1991) | 0.42 in (1986) |
| September 6 | 87.1°F (1988) | 30.0°F (1993) | 1.07 in (1972) |
| September 7 | 84.9°F (2024) | 24.1°F (1985) | 0.54 in (2002) |
| September 8 | 91.9°F (1998) | 30.0°F (1985) | 1.18 in (1978) |
| September 9 | 82.9°F (1981) | 26.1°F (1992) | 1.00 in (1965) |
| September 10 | 86.0°F (2025) | 28.0°F (1989) | 0.48 in (2005) |
| September 11 | 80.1°F (2011) | 23.0°F (1989) | 0.72 in (2014) |
| September 12 | 82.0°F (2017) | 25.0°F (2014) | 0.72 in (1978) |
| September 13 | 82.9°F (2015) | 23.0°F (1993) | 0.49 in (1958) |
| September 14 | 79.0°F (2013) | 27.0°F (1982) | 0.34 in (2017) |
| September 15 | 82.9°F (2000) | 26.1°F (1984) | 0.80 in (1980) |
| September 16 | 84.0°F (2000) | 28.0°F (1982) | 0.76 in (1963) |
| September 17 | 82.0°F (2000) | 26.1°F (1993) | 0.85 in (1954) |
| September 18 | 84.9°F (1981) | 24.1°F (1992) | 1.97 in (1985) |
| September 19 | 88.0°F (1981) | 23.0°F (1983) | 1.30 in (2007) |
| September 20 | 75.9°F (2025) | 19.9°F (1983) | 0.58 in (1971) |
| September 21 | 77.0°F (1999) | 18.0°F (1995) | 0.67 in (1984) |
| September 22 | 75.9°F (1999) | 19.0°F (2000) | 0.86 in (2016) |
| September 23 | 82.9°F (2009) | 8.1°F (2000) | 0.65 in (1958) |
| September 24 | 82.9°F (2001) | 18.0°F (2000) | 0.33 in (1984) |
| September 25 | 84.0°F (2011) | 21.9°F (1981) | 1.09 in (1976) |
| September 26 | 84.9°F (2001) | 26.1°F (1984) | 0.60 in (1998) |
| September 27 | 80.1°F (1994) | 12.9°F (1984) | 0.55 in (2002) |
| September 28 | 79.0°F (1994) | 12.0°F (1984) | 1.21 in (2019) |
| September 29 | 77.0°F (2012) | 10.9°F (1985) | 0.95 in (2019) |
| September 30 | 80.1°F (2008) | 19.9°F (2019) | 0.98 in (2005) |