Weather on May 18
Billings, MT
55 Years of Data
Avg High
72°F
Avg Low
44°F
Warmest
1972
70°F avg
Coldest
1971
41°F avg
About This Date
May 18th in Billings, MT typically brings pleasant spring weather, with average highs around 72°F and lows near 44°F — a 28°F daily swing. Over 55 years of records, the warmest May 18th was in 1972 (70°F average), while the coldest was 1971 (41°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 40% of May 18th dates historically, with the wettest May 18th recording 6.73" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 18th in Billings, MT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 51° | 60° | — | — |
| 2024 | 72° | 42° | 57° | 0.1" | — |
| 2023 | 59° | 44° | 52° | 0.2" | — |
| 2022 | 74° | 44° | 59° | — | — |
| 2021 | 82° | 48° | 65° | — | — |
| 2020 | 76° | 48° | 62° | — | — |
| 2019 | 50° | 34° | 42° | 1.3" | — |
| 2018 | 76° | 50° | 63° | 1.4" | — |
| 2017 | 52° | 42° | 47° | 2.72" | — |
| 2016 | 71° | 41° | 56° | — | — |
| 2015 | 62° | 39° | 51° | 0.18" | — |
| 2014 | 68° | 49° | 58° | 0.41" | — |
| 2013 | 61° | 52° | 56° | — | — |
| 2012 | 78° | 52° | 65° | 0.13" | — |
| 2011 | 62° | 40° | 51° | — | — |
| 2010 | 83° | 47° | 65° | — | — |
| 2009 | 82° | 46° | 64° | — | — |
| 2008 | 89° | 50° | 70° | — | — |
| 2007 | 88° | 53° | 70° | — | — |
| 2006 | 90° | 50° | 70° | — | — |
| 2005 | 74° | 41° | 57° | 0.15" | — |
| 2004 | 65° | 43° | 54° | — | — |
| 2003 | 63° | 39° | 51° | 0.13" | — |
| 2002 | 78° | 42° | 60° | — | — |
| 2001 | 72° | 46° | 59° | — | — |
| 2000 | 70° | 39° | 54° | — | — |
| 1999 | 76° | 42° | 59° | — | — |
| 1998 | 70° | 42° | 56° | — | — |
| 1997 | 78° | 39° | 59° | 0.56" | — |
| 1996 | 74° | 49° | 61° | 0.36" | — |
| 1995 | 72° | 45° | 58° | — | — |
| 1994 | 72° | 49° | 60° | 0.33" | — |
| 1993 | 75° | 41° | 58° | 0.38" | — |
| 1992 | 92° | 37° | 64° | — | — |
| 1991 | 72° | 53° | 62° | 0.08" | — |
| 1990 | 68° | 46° | 57° | 0.1" | — |
| 1989 | 84° | 46° | 65° | — | — |
| 1988 | 65° | 48° | 56° | — | — |
| 1987 | 65° | 47° | 56° | 0.1" | — |
| 1986 | 71° | 34° | 52° | — | — |
| 1985 | 73° | 45° | 59° | — | — |
| 1984 | 76° | 40° | 58° | — | — |
| 1983 | 68° | 43° | 55° | — | — |
| 1982 | 81° | 45° | 63° | — | — |
| 1981 | 70° | 44° | 57° | 0.23" | — |
| 1980 | 76° | 48° | 62° | — | — |
| 1979 | 74° | 45° | 59° | — | — |
| 1978 | 50° | 45° | 47° | 6.73" | — |
| 1977 | 54° | 38° | 46° | 0.2" | — |
| 1976 | 84° | 47° | 65° | — | — |
| 1975 | 77° | 48° | 63° | — | — |
| 1974 | 56° | 41° | 48° | 0.03" | — |
| 1973 | 84° | 38° | 61° | — | — |
| 1972warmest | 87° | 54° | 70° | — | — |
| 1971coldest | 52° | 30° | 41° | 0.13" | — |
55 years of data from BILLINGS WTP