Weather on October 18
Kalispell, MT
55 Years of Data
Avg High
55°F
Avg Low
29°F
Warmest
1974
54°F avg
Coldest
1991
30°F avg
About This Date
October 18th in Kalispell, MT typically brings cool fall weather, with average highs around 55°F and lows near 29°F — a 26°F daily swing. Over 55 years of records, the warmest October 18th was in 1974 (54°F average), while the coldest was 1991 (30°F) — a 24°F range across recorded history. Precipitation has occurred on 25% of recorded October 18th dates, with snow falling 4% of the time (heaviest snowfall: 3"). The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
Planning for October 18th in Kalispell, MT? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 51° | 21° | 36° | — | — |
| 2024 | 53° | 20° | 37° | — | — |
| 2023 | 64° | 33° | 49° | — | — |
| 2022 | 65° | 23° | 44° | — | — |
| 2021 | 72° | 25° | 49° | — | — |
| 2020 | 32° | 27° | 30° | 1.04" | 3" |
| 2019 | 52° | 37° | 44° | 0.18" | — |
| 2018 | 60° | 17° | 39° | — | — |
| 2017 | 57° | 24° | 41° | — | — |
| 2016 | 52° | 39° | 45° | 0.13" | — |
| 2015 | 53° | 30° | 42° | 0.05" | — |
| 2014 | 65° | 34° | 49° | — | — |
| 2013 | 54° | 26° | 40° | — | — |
| 2012 | 55° | 23° | 39° | — | — |
| 2011 | 57° | 25° | 41° | — | — |
| 2010 | 54° | 19° | 36° | — | — |
| 2009 | 60° | 33° | 47° | — | — |
| 2008 | 64° | 38° | 51° | 0.18" | — |
| 2007 | 51° | 25° | 38° | 0.05" | — |
| 2006 | 47° | 34° | 40° | 0.2" | — |
| 2005 | 65° | 36° | 50° | — | — |
| 2004 | 48° | 32° | 40° | 0.61" | 2" |
| 2003 | 69° | 30° | 50° | — | — |
| 2002 | 63° | 22° | 42° | — | — |
| 2001 | 44° | 25° | 34° | — | — |
| 2000 | 62° | 43° | 52° | — | — |
| 1999 | 57° | 23° | 40° | — | — |
| 1998 | 53° | 27° | 40° | — | — |
| 1997 | 56° | 34° | 45° | 0.56" | — |
| 1996 | 50° | 31° | 40° | — | — |
| 1995 | 52° | 26° | 39° | 0.66" | — |
| 1994 | 50° | 34° | 42° | 0.03" | — |
| 1993 | 54° | 37° | 45° | — | — |
| 1992 | 48° | 29° | 38° | — | — |
| 1991coldest | 48° | 13° | 30° | — | — |
| 1990 | 47° | 34° | 40° | 0.76" | — |
| 1989 | 57° | 23° | 40° | — | — |
| 1988 | 48° | 24° | 36° | 0.08" | — |
| 1987 | 55° | 21° | 38° | — | — |
| 1986 | 59° | 24° | 42° | — | — |
| 1985 | 61° | 28° | 44° | — | — |
| 1984 | 35° | 28° | 32° | — | — |
| 1983 | 45° | 34° | 39° | — | — |
| 1982 | 42° | 31° | 36° | — | — |
| 1981 | 60° | 28° | 44° | — | — |
| 1980 | 58° | 28° | 43° | — | — |
| 1979 | 47° | 22° | 34° | 0.38" | — |
| 1978 | 63° | 32° | 47° | — | — |
| 1977 | 64° | 29° | 46° | — | — |
| 1976 | 48° | 21° | 35° | — | — |
| 1975 | 64° | 39° | 52° | — | — |
| 1974warmest | 72° | 37° | 54° | — | — |
| 1973 | 73° | 31° | 52° | — | — |
| 1972 | 48° | 36° | 42° | — | — |
| 1971 | 47° | 24° | 35° | — | — |
55 years of data from KALISPELL