Weather on August 15
Billings, MT
55 Years of Data
Avg High
88°F
Avg Low
54°F
Warmest
1971
81°F avg
Coldest
1974
61°F avg
About This Date
August 15th in Billings, MT typically brings warm summer weather, with average highs around 88°F and lows near 54°F — a 34°F daily swing. Over 55 years of records, the warmest August 15th was in 1971 (81°F average), while the coldest was 1974 (61°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 22% of August 15th dates historically, with the wettest August 15th recording 1.78" of rain. The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
Planning for August 15th in Billings, MT? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 60° | 73° | — | — |
| 2024 | 86° | 54° | 70° | — | — |
| 2023 | 90° | 52° | 71° | — | — |
| 2022 | 88° | 60° | 74° | — | — |
| 2021 | 94° | 58° | 76° | — | — |
| 2020 | 84° | 50° | 67° | — | — |
| 2019 | 87° | 59° | 73° | — | — |
| 2018 | 76° | 50° | 63° | — | — |
| 2017 | 74° | 59° | 66° | — | — |
| 2016 | 90° | 57° | 73° | — | — |
| 2015 | 99° | 64° | 81° | — | — |
| 2014 | 91° | 59° | 75° | — | — |
| 2013 | 91° | 52° | 71° | — | — |
| 2012 | 95° | 56° | 75° | 0.08" | — |
| 2011 | 87° | 61° | 74° | 0.08" | — |
| 2010 | 77° | 49° | 63° | — | — |
| 2009 | 76° | 54° | 65° | 0.03" | — |
| 2008 | 75° | 51° | 63° | 0.1" | — |
| 2007 | 86° | 54° | 70° | — | — |
| 2006 | 90° | 52° | 71° | — | — |
| 2005 | 84° | 43° | 63° | — | — |
| 2004 | 90° | 47° | 68° | — | — |
| 2003 | 100° | 61° | 80° | — | — |
| 2002 | 92° | 50° | 71° | 0.2" | — |
| 2001 | 90° | 55° | 72° | — | — |
| 2000 | 91° | 52° | 71° | — | — |
| 1999 | 85° | 55° | 70° | 0.23" | — |
| 1998 | 94° | 55° | 74° | — | — |
| 1997 | 84° | 56° | 70° | 0.89" | — |
| 1996 | 91° | 63° | 77° | — | — |
| 1995 | 92° | 53° | 72° | — | — |
| 1994 | — | 54° | — | — | — |
| 1993 | 85° | 52° | 68° | 0.18" | — |
| 1992 | 94° | 54° | 74° | — | — |
| 1991 | 86° | 62° | 74° | — | — |
| 1990 | 97° | 53° | 75° | — | — |
| 1989 | 90° | 57° | 73° | — | — |
| 1988 | 94° | 52° | 73° | — | — |
| 1987 | 79° | 52° | 65° | 1.78" | — |
| 1986 | 95° | 52° | 73° | — | — |
| 1985 | 81° | 52° | 66° | — | — |
| 1984 | 96° | 60° | 78° | — | — |
| 1983 | 86° | 60° | 73° | — | — |
| 1982 | 90° | 60° | 75° | 0.03" | — |
| 1981 | 92° | 53° | 72° | — | — |
| 1980 | 80° | 55° | 68° | — | — |
| 1979 | 87° | 53° | 70° | — | — |
| 1978 | 79° | 46° | 62° | — | — |
| 1977 | 78° | 53° | 66° | 0.03" | — |
| 1976 | 91° | 53° | 72° | — | — |
| 1975 | 79° | 47° | 63° | — | — |
| 1974coldest | 77° | 45° | 61° | — | — |
| 1973 | 94° | 54° | 74° | — | — |
| 1972 | 83° | 57° | 70° | 0.08" | — |
| 1971warmest | 102° | 59° | 81° | — | — |
55 years of data from BILLINGS WTP