Weather on September 27
Kalispell, MT
55 Years of Data
Avg High
66°F
Avg Low
35°F
Warmest
1978
62°F avg
Coldest
1985
35°F avg
About This Date
September 27th in Kalispell, MT typically brings mild fall weather, with average highs around 66°F and lows near 35°F — a 31°F daily swing. Over 55 years of records, the warmest September 27th was in 1978 (62°F average), while the coldest was 1985 (35°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 22% of September 27th dates historically, with the wettest September 27th recording 0.84" of rain. The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
Planning for September 27th in Kalispell, MT? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 31° | 52° | — | — |
| 2024 | 78° | 36° | 57° | — | — |
| 2023 | 53° | 33° | 43° | 0.53" | — |
| 2022 | 80° | 37° | 59° | — | — |
| 2021 | 75° | 35° | 55° | — | — |
| 2020 | 63° | 30° | 47° | — | — |
| 2019 | 56° | 30° | 43° | 0.15" | — |
| 2018 | 69° | 44° | 57° | — | — |
| 2017 | 72° | 40° | 56° | — | — |
| 2016 | 83° | 34° | 58° | — | — |
| 2015 | 66° | 26° | 46° | — | — |
| 2014 | 61° | 38° | 49° | — | — |
| 2013 | 53° | 27° | 40° | — | — |
| 2012 | 73° | 35° | 54° | — | — |
| 2011 | 69° | 47° | 58° | — | — |
| 2010 | 76° | 41° | 58° | — | — |
| 2009 | 69° | 32° | 51° | — | — |
| 2008 | 73° | 37° | 55° | — | — |
| 2007 | 70° | 31° | 50° | — | — |
| 2006 | 70° | 43° | 56° | — | — |
| 2005 | 62° | 31° | 46° | — | — |
| 2004 | 73° | 43° | 58° | — | — |
| 2003 | 77° | 37° | 57° | — | — |
| 2002 | 60° | 34° | 47° | — | — |
| 2001 | 73° | 47° | 60° | — | — |
| 2000 | 72° | 25° | 48° | — | — |
| 1999 | 49° | 24° | 36° | 0.1" | — |
| 1998 | 68° | 33° | 51° | — | — |
| 1997 | 60° | 47° | 53° | — | — |
| 1996 | 63° | 31° | 47° | — | — |
| 1995 | 56° | 31° | 43° | 0.28" | — |
| 1994 | 81° | 36° | 58° | — | — |
| 1993 | 73° | 32° | 53° | — | — |
| 1992 | 60° | 31° | 45° | — | — |
| 1991 | 77° | 39° | 58° | — | — |
| 1990 | 77° | 39° | 58° | — | — |
| 1989 | 72° | 41° | 56° | — | — |
| 1988 | 56° | 37° | 46° | 0.71" | — |
| 1987 | 60° | 37° | 49° | 0.1" | — |
| 1986 | 54° | 31° | 42° | 0.1" | — |
| 1985coldest | 46° | 24° | 35° | — | — |
| 1984 | 51° | 26° | 39° | — | — |
| 1983 | 65° | 42° | 53° | — | — |
| 1982 | 51° | 42° | 47° | 0.84" | — |
| 1981 | 59° | 39° | 49° | 0.03" | — |
| 1980 | 71° | 45° | 58° | — | — |
| 1979 | 75° | 39° | 57° | — | — |
| 1978warmest | 79° | 46° | 62° | — | — |
| 1977 | 59° | 31° | 45° | — | — |
| 1976 | 74° | 40° | 57° | — | — |
| 1975 | 67° | 33° | 50° | — | — |
| 1974 | 55° | 29° | 42° | 0.08" | — |
| 1973 | 67° | 36° | 51° | — | — |
| 1972 | 48° | 29° | 38° | 0.08" | — |
| 1971 | 56° | 37° | 46° | 0.08" | — |
55 years of data from KALISPELL