How much has Billings warmed?
Each stripe below is one year of average temperature in Yellowstone County, from 1895 on the left to 2025 on the right. Blue years were cooler than the 20th-century average of 45.3°F, and red years were warmer.
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- Last 10 years
- +1.3°F2016-2025 vs the 1901-2000 average
- Warmest year
- 2015then 2012, 2006, 1999
- Coldest year
- 1951in the 1895-2025 record
- 20th-century average
- 45.3°Fall months, Yellowstone County
Decade by decade
Average difference from the 1901-2000 average, by decade. The 2020s cover 2020 to 2025.
Nearby cities
See which cities have warmed the most in our warming ranking, or today's normal weather month by month in Billings.
Frequently asked questions
How much warmer is Billings than it used to be?
In Yellowstone County, the ten years from 2016 to 2025 averaged 1.3°F warmer than the 20th-century average of 45.3°F, according to NOAA's county temperature records.
What was the warmest year on record in Billings?
The warmest years in NOAA's county record are 2015, 2012, 2006, 1999 and 1934. The coldest was 1951.
What are climate stripes?
Each stripe is one year. Its color shows how that year's average temperature compares with the long-term average: blue for cooler, red for warmer, darker for bigger differences. The design comes from climate scientist Ed Hawkins.
Source: NOAA National Centers for Environmental Information, nClimDiv county average temperature (version 1.0.0, October 2026 release). Values are county averages built from adjusted weather station records on a 5 km grid, so they describe Yellowstone County as a whole rather than downtown Billings, and they correct for changes in stations and instruments over time. Incomplete years are left out. Stripes design by Ed Hawkins (#ShowYourStripes).