Weather on June 20
West Yellowstone, MT
55 Years of Data
About This Date
June 20th in West Yellowstone, MT typically brings mild summer weather, with average highs around 61°F and lows near 35°F — a 26°F daily swing. Over 56 years of records, the warmest June 20th was in 1974 (64°F average), while the coldest was 2019 (33°F) — a 31°F range across recorded history. Precipitation has occurred on 29% of recorded June 20th dates, with snow falling 2% of the time. 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 June 20th in West Yellowstone, MT? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 57° | 40° | 48° | 1.02" | — |
| 2025 | 58° | 34° | 46° | 1.27" | — |
| 2024 | 63° | 31° | 47° | 0.25" | — |
| 2023 | 46° | 27° | 37° | — | — |
| 2022 | 48° | 30° | 39° | 0.51" | — |
| 2021 | 56° | 34° | 45° | — | — |
| 2020 | 57° | 37° | 47° | — | — |
| 2019coldest | 43° | 23° | 33° | 0.25" | — |
| 2018 | 55° | 33° | 44° | 0.25" | — |
| 2017 | 70° | 46° | 58° | — | — |
| 2016 | 72° | 40° | 56° | — | — |
| 2015 | 60° | 35° | 47° | — | — |
| 2014 | 63° | 37° | 50° | — | — |
| 2013 | 46° | 27° | 37° | — | — |
| 2012 | 54° | 25° | 39° | — | — |
| 2011 | 55° | 32° | 44° | — | — |
| 2010 | 60° | 35° | 48° | — | — |
| 2009 | 58° | 38° | 48° | 0.76" | — |
| 2008 | 65° | 35° | 50° | — | — |
| 2007 | 74° | 46° | 60° | — | — |
| 2006 | 57° | 34° | 46° | — | — |
| 2005 | 68° | 43° | 56° | — | — |
| 2004 | 50° | 30° | 40° | 0.25" | — |
| 2003 | 56° | 36° | 46° | — | — |
| 2002 | 60° | 33° | 46° | — | — |
| 2001 | 64° | 35° | 50° | 0.25" | — |
| 2000 | 52° | 28° | 40° | — | — |
| 1999 | 66° | 42° | 54° | — | — |
| 1998 | 47° | 30° | 38° | 0.51" | — |
| 1997 | 51° | 30° | 41° | — | — |
| 1996 | 60° | 31° | 45° | — | — |
| 1995 | 53° | 24° | 39° | 0.51" | — |
| 1994 | 77° | 45° | 61° | — | — |
| 1993 | 69° | 41° | 55° | — | — |
| 1992 | 67° | 39° | 53° | — | — |
| 1991 | 60° | 36° | 48° | — | — |
| 1990 | 59° | 31° | 45° | — | — |
| 1989 | 44° | 24° | 34° | 0.76" | — |
| 1988 | 73° | 48° | 61° | — | — |
| 1987 | 58° | 32° | 45° | — | — |
| 1986 | 58° | 35° | 47° | — | — |
| 1985 | 66° | 35° | 50° | — | — |
| 1984 | 58° | 36° | 47° | 0.25" | — |
| 1983 | 47° | 26° | 36° | 0.25" | — |
| 1982 | 69° | 40° | 54° | — | — |
| 1981 | 70° | 42° | 56° | — | — |
| 1980 | 79° | 41° | 60° | — | — |
| 1979 | 67° | 37° | 52° | — | — |
| 1978 | 70° | 30° | 50° | — | — |
| 1977 | 69° | 42° | 56° | — | — |
| 1976 | 74° | 46° | 60° | 0.97" | — |
| 1975 | 50° | 37° | 44° | 1.75" | 1" |
| 1974warmest | 83° | 46° | 64° | — | — |
| 1973 | 71° | 32° | 52° | — | — |
| 1972 | 64° | 35° | 50° | — | — |
| 1971 | 76° | 38° | 57° | — | — |
West Yellowstone, MT Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
West Yellowstone, MT Monthly Precipitation
Average rainfall and snowfall per month, in inches.
West Yellowstone, MT Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit West Yellowstone, MT
West Yellowstone, MT has no months that meet our "pleasant" threshold — every season has tradeoffs.