Weather on June 30
West Yellowstone, MT
55 Years of Data
About This Date
June 30th in West Yellowstone, MT typically brings mild summer weather, with average highs around 68°F and lows near 40°F — a 28°F daily swing. Over 54 years of records, the warmest June 30th was in 1979 (65°F average), while the coldest was 2020 (34°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 20% of June 30th dates historically, with the wettest June 30th recording 1.45" of rain. The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
Planning for June 30th in West Yellowstone, MT? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 42° | 56° | — | — |
| 2024 | 71° | 43° | 57° | — | — |
| 2023 | 69° | 38° | 54° | — | — |
| 2022 | 65° | 34° | 50° | — | — |
| 2021 | 77° | 47° | 62° | — | — |
| 2020coldest | 38° | 30° | 34° | 0.51" | — |
| 2019 | 67° | 41° | 54° | — | — |
| 2018 | 55° | 31° | 43° | — | — |
| 2017 | 62° | 32° | 47° | — | — |
| 2016 | 70° | 45° | 58° | — | — |
| 2015 | 75° | 52° | 64° | — | — |
| 2014 | 56° | 29° | 42° | — | — |
| 2013 | 74° | 49° | 61° | — | — |
| 2012 | 73° | 44° | 58° | — | — |
| 2011 | 60° | 38° | 49° | 0.76" | — |
| 2010 | 67° | 44° | 55° | — | — |
| 2009 | 71° | 43° | 57° | — | — |
| 2008 | 75° | 48° | 62° | — | — |
| 2007 | 72° | 48° | 60° | — | — |
| 2006 | 66° | 46° | 56° | — | — |
| 2005 | 60° | 30° | 45° | 0.51" | — |
| 2004 | 63° | 42° | 53° | — | — |
| 2003 | 72° | 46° | 59° | — | — |
| 2002 | 67° | 44° | 55° | — | — |
| 2001 | 74° | 48° | 61° | — | — |
| 2000 | 73° | 45° | 59° | 0.25" | — |
| 1999 | 52° | 33° | 43° | 0.25" | — |
| 1998 | 69° | 40° | 55° | — | — |
| 1997 | 61° | 33° | 47° | 0.76" | — |
| 1996 | 65° | 38° | 51° | — | — |
| 1995 | 62° | 30° | 46° | — | — |
| 1994 | 70° | 44° | 57° | — | — |
| 1993 | 53° | 29° | 41° | — | — |
| 1992 | 41° | 32° | 37° | — | — |
| 1991 | 47° | 34° | 40° | 0.51" | — |
| 1990 | 76° | 52° | 64° | — | — |
| 1989 | 68° | 44° | 56° | 0.51" | — |
| 1988 | 69° | 27° | 48° | — | — |
| 1987 | 65° | 39° | 52° | — | — |
| 1986 | 62° | 35° | 48° | — | — |
| 1985 | 74° | 43° | 58° | — | — |
| 1984 | 81° | 41° | 61° | — | — |
| 1983 | 52° | 34° | 43° | — | — |
| 1981 | 83° | 40° | 61° | — | — |
| 1980 | 70° | 48° | 59° | 1.45" | — |
| 1979warmest | 83° | 47° | 65° | — | — |
| 1978 | 80° | 40° | 60° | — | — |
| 1977 | 74° | 35° | 54° | — | — |
| 1976 | 86° | 43° | 64° | — | — |
| 1975 | 74° | 42° | 58° | — | — |
| 1974 | 80° | 40° | 60° | — | — |
| 1973 | 77° | 43° | 60° | 0.08" | — |
| 1972 | 78° | 41° | 60° | 1.09" | — |
| 1971 | 65° | 32° | 48° | — | — |
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.