Weather on September 13
Kalispell, MT
55 Years of Data
Avg High
72°F
Avg Low
40°F
Warmest
2001
68°F avg
Coldest
1984
44°F avg
About This Date
September 13th in Kalispell, MT typically brings pleasant fall weather, with average highs around 72°F and lows near 40°F — a 32°F daily swing. Over 55 years of records, the warmest September 13th was in 2001 (68°F average), while the coldest was 1984 (44°F) — a 24°F range across recorded history. Precipitation has occurred on 20% of recorded September 13th dates, with snow falling 2% of the time. The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
Planning for September 13th in Kalispell, MT? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 52° | 64° | — | — |
| 2024 | 71° | 54° | 62° | 0.36" | — |
| 2023 | 74° | 45° | 59° | — | — |
| 2022 | 70° | 45° | 57° | — | — |
| 2021 | 71° | 44° | 58° | 0.13" | — |
| 2020 | 72° | 39° | 55° | — | — |
| 2019 | 74° | 40° | 57° | — | — |
| 2018 | 61° | 32° | 46° | — | — |
| 2017 | 76° | 41° | 58° | — | — |
| 2016 | 66° | 26° | 46° | — | — |
| 2015 | 82° | 39° | 61° | — | — |
| 2014 | 66° | 34° | 50° | — | — |
| 2013 | 86° | 47° | 66° | — | — |
| 2012 | 76° | 29° | 52° | — | — |
| 2011 | 75° | 58° | 66° | — | — |
| 2010 | 75° | 37° | 56° | — | — |
| 2009 | 85° | 40° | 62° | — | — |
| 2008 | 69° | 38° | 53° | — | — |
| 2007 | 74° | 36° | 55° | — | — |
| 2006 | 72° | 37° | 54° | — | — |
| 2005 | 57° | 47° | 52° | 0.08" | — |
| 2004 | 58° | 48° | 53° | 0.41" | — |
| 2003 | 65° | 35° | 50° | — | — |
| 2002 | 84° | 38° | 61° | — | — |
| 2001warmest | 83° | 54° | 68° | — | — |
| 2000 | 79° | 46° | 62° | — | — |
| 1999 | 75° | 31° | 53° | — | — |
| 1998 | 82° | 37° | 60° | — | — |
| 1997 | 72° | 32° | 52° | — | — |
| 1996 | 78° | 47° | 62° | 0.41" | — |
| 1995 | 79° | 40° | 59° | — | — |
| 1994 | 73° | 29° | 51° | — | — |
| 1993 | 59° | 29° | 44° | — | — |
| 1992 | 54° | 34° | 44° | 0.05" | 0.2" |
| 1991 | 71° | 43° | 57° | 0.43" | — |
| 1990 | 75° | 43° | 59° | — | — |
| 1989 | 71° | 34° | 52° | — | — |
| 1988 | 80° | 37° | 59° | — | — |
| 1987 | 82° | 38° | 60° | — | — |
| 1986 | 49° | 42° | 45° | 0.46" | — |
| 1985 | 66° | 37° | 52° | — | — |
| 1984coldest | 56° | 32° | 44° | 0.1" | — |
| 1983 | 72° | 39° | 55° | — | — |
| 1982 | 54° | 41° | 47° | — | — |
| 1981 | 84° | 47° | 65° | — | — |
| 1980 | 72° | 52° | 62° | 0.13" | — |
| 1979 | 75° | 41° | 58° | — | — |
| 1978 | 60° | 41° | 51° | — | — |
| 1977 | 76° | 41° | 58° | — | — |
| 1976 | 69° | 38° | 53° | — | — |
| 1975 | 75° | 36° | 55° | — | — |
| 1974 | 64° | 29° | 46° | — | — |
| 1973 | 77° | 48° | 63° | — | — |
| 1972 | 65° | 39° | 52° | 0.03" | — |
| 1971 | 75° | 49° | 62° | — | — |
55 years of data from KALISPELL