Weather on August 18
Billings, MT
55 Years of Data
Avg High
87°F
Avg Low
55°F
Warmest
2023
83°F avg
Coldest
2019
54°F avg
About This Date
August 18th in Billings, MT typically brings warm summer weather, with average highs around 87°F and lows near 55°F — a 32°F daily swing. Over 55 years of records, the warmest August 18th was in 2023 (83°F average), while the coldest was 2019 (54°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 20% of August 18th dates historically, with the wettest August 18th recording 1.32" of rain. The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
Planning for August 18th in Billings, MT? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 58° | 72° | — | — |
| 2024 | 88° | 59° | 73° | — | — |
| 2023warmest | 99° | 67° | 83° | — | — |
| 2022 | 92° | 58° | 75° | — | — |
| 2021 | 90° | 52° | 71° | 0.41" | — |
| 2020 | 102° | 62° | 82° | — | — |
| 2019coldest | 61° | 47° | 54° | — | — |
| 2018 | 94° | 61° | 77° | 0.23" | — |
| 2017 | 87° | 51° | 69° | — | — |
| 2016 | 93° | 58° | 75° | — | — |
| 2015 | 72° | 45° | 58° | 0.38" | — |
| 2014 | 87° | 55° | 71° | — | — |
| 2013 | 92° | 61° | 76° | — | — |
| 2012 | 85° | 47° | 66° | — | — |
| 2011 | 90° | 52° | 71° | — | — |
| 2010 | 92° | 56° | 74° | 0.03" | — |
| 2009 | 83° | 53° | 68° | — | — |
| 2008 | 93° | 52° | 72° | — | — |
| 2007 | 92° | 57° | 74° | — | — |
| 2006 | 79° | 53° | 66° | 0.28" | — |
| 2005 | 92° | 53° | 72° | 0.76" | — |
| 2004 | 86° | 59° | 73° | — | — |
| 2003 | 87° | 55° | 71° | — | — |
| 2002 | 79° | 47° | 63° | — | — |
| 2001 | 96° | 53° | 75° | — | — |
| 2000 | 86° | 53° | 70° | — | — |
| 1999 | 87° | 52° | 69° | — | — |
| 1998 | 87° | 61° | 74° | — | — |
| 1997 | 78° | 54° | 66° | 0.03" | — |
| 1996 | 97° | 55° | 76° | — | — |
| 1995 | 74° | 50° | 62° | 0.56" | — |
| 1994 | 83° | 61° | 72° | — | — |
| 1993 | 83° | 48° | 65° | — | — |
| 1992 | 86° | 56° | 71° | — | — |
| 1991 | 91° | 54° | 72° | — | — |
| 1990 | 80° | 55° | 68° | 1.32" | — |
| 1989 | 71° | 56° | 63° | — | — |
| 1988 | 98° | 58° | 78° | — | — |
| 1987 | 76° | 43° | 59° | — | — |
| 1986 | 97° | 59° | 78° | — | — |
| 1985 | 80° | 45° | 62° | — | — |
| 1984 | 95° | 56° | 75° | — | — |
| 1983 | 94° | 65° | 79° | — | — |
| 1982 | 94° | 56° | 75° | — | — |
| 1981 | 92° | 53° | 72° | — | — |
| 1980 | 87° | 55° | 71° | — | — |
| 1979 | 88° | 53° | 70° | — | — |
| 1978 | 72° | 45° | 58° | — | — |
| 1977 | 90° | 54° | 72° | — | — |
| 1976 | 87° | 57° | 72° | — | — |
| 1975 | 80° | 56° | 68° | 0.43" | — |
| 1974 | 89° | 48° | 69° | — | — |
| 1973 | 94° | 65° | 79° | — | — |
| 1972 | 93° | 57° | 75° | — | — |
| 1971 | 91° | 58° | 74° | 0.03" | — |
55 years of data from BILLINGS WTP