Weather on October 15
Billings, MT
55 Years of Data
Avg High
64°F
Avg Low
36°F
Warmest
1979
61°F avg
Coldest
2018
33°F avg
About This Date
October 15th in Billings, MT typically brings mild fall weather, with average highs around 64°F and lows near 36°F — a 28°F daily swing. Over 55 years of records, the warmest October 15th was in 1979 (61°F average), while the coldest was 2018 (33°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 20% of October 15th dates historically, with the wettest October 15th recording 2.03" of rain. The last decade has been 3.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.2°F cooler on this date compared to 20-30 years ago.
Planning for October 15th in Billings, MT? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 45° | 38° | 41° | — | — |
| 2024 | 82° | 39° | 61° | — | — |
| 2023 | 57° | 36° | 46° | — | — |
| 2022 | 72° | 46° | 59° | — | — |
| 2021 | 48° | 32° | 40° | — | — |
| 2020 | 58° | 30° | 44° | — | — |
| 2019 | 60° | 30° | 45° | — | — |
| 2018coldest | 43° | 23° | 33° | — | — |
| 2017 | 53° | 29° | 41° | — | — |
| 2016 | 75° | 41° | 58° | — | — |
| 2015 | 76° | 33° | 54° | — | — |
| 2014 | 77° | 42° | 60° | — | — |
| 2013 | 52° | 30° | 41° | — | — |
| 2012 | 74° | 47° | 60° | — | — |
| 2011 | 57° | 37° | 47° | 0.18" | — |
| 2010 | 79° | 37° | 58° | — | — |
| 2009 | 64° | 36° | 50° | — | — |
| 2008 | 54° | 36° | 45° | — | — |
| 2007 | 64° | 32° | 48° | — | — |
| 2006 | 66° | 32° | 49° | — | — |
| 2005 | 73° | 37° | 55° | — | — |
| 2004 | 67° | 40° | 53° | 1.65" | — |
| 2003 | 55° | 38° | 46° | 0.08" | — |
| 2002 | 60° | 30° | 45° | — | — |
| 2001 | 54° | 29° | 41° | — | — |
| 2000 | 63° | 36° | 49° | — | — |
| 1999 | 70° | 36° | 53° | — | — |
| 1998 | 66° | 39° | 53° | — | — |
| 1997 | 69° | 33° | 51° | — | — |
| 1996 | 64° | 44° | 54° | — | — |
| 1995 | 79° | 35° | 57° | — | — |
| 1994 | 61° | 45° | 53° | 1.14" | — |
| 1993 | 66° | 43° | 54° | 0.28" | — |
| 1992 | 49° | 29° | 39° | 0.51" | — |
| 1991 | 83° | 40° | 61° | — | — |
| 1990 | 58° | 30° | 44° | — | — |
| 1989 | 64° | 33° | 49° | 0.3" | — |
| 1988 | 72° | 46° | 59° | — | — |
| 1987 | 66° | 38° | 52° | — | — |
| 1986 | 71° | 33° | 52° | — | — |
| 1985 | 69° | 48° | 59° | — | — |
| 1984 | 53° | 26° | 40° | 0.51" | — |
| 1983 | 50° | 39° | 45° | 1.14" | — |
| 1982 | 78° | 41° | 60° | — | — |
| 1981 | 63° | 26° | 44° | — | — |
| 1980 | 58° | 31° | 44° | 2.03" | — |
| 1979warmest | 80° | 41° | 61° | — | — |
| 1978 | 68° | 32° | 50° | — | — |
| 1977 | 69° | 29° | 49° | — | — |
| 1976 | 54° | 27° | 40° | — | — |
| 1975 | 61° | 35° | 48° | — | — |
| 1974 | 76° | 37° | 56° | — | — |
| 1973 | 70° | 41° | 55° | — | — |
| 1972 | 60° | 32° | 46° | — | — |
| 1971 | 47° | 31° | 39° | 0.38" | — |
55 years of data from BILLINGS WTP