ClimateAverages

Billings Climate

Montana, United States of America · population 110,263 · 257 weather stations within 200 km · records 1837 to 2025

Average annual daytime high
15.1°C
Warmest month · July
30.4°C
Typical daytime high
Coldest month · January
-12.5°C
Typical overnight low

Billings has an average annual daytime high of 15.1°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 30.4°C, and its coldest is January, with overnight lows near -12.5°C.

Month by month averages

MonthAvg highAvg low
January-0.3°C-12.5°CColdest
February4.2°C-8.7°C
March7.7°C-6.0°C
April14.2°C-0.7°C
May20.0°C4.8°C
June24.9°C9.0°C
July30.4°C12.3°CWarmest
August29.5°C11.4°C
September23.2°C6.2°C
October17.0°C1.0°C
November7.6°C-5.1°C
December2.9°C-9.0°C

Temperature range across the year

-15°-3°9°21°32°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2015
+2.4°C vs. 1951–1980
Coldest year on record
1861
-3.1°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Billings getting hotter?

Since 1900, Billings's average temperature has risen by +1.6°C. Compared to the earliest station records that begin in 1837, warming totals +2.3°C.

7.0°7.5°8.1°8.6°9.2°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
May to October

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Billings?

Billings's average annual daytime high is 15.1°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 30.4°C, and the coldest is January, with lows averaging -12.5°C.

What is the warmest month in Billings?

July is the warmest month in Billings, with typical daytime highs of 30.4°C.

What is the hottest year on record for Billings?

2015 is the hottest year on record for Billings, running +2.4°C above the 1951 to 1980 baseline.

Is Billings getting hotter?

Yes. Since 1900, Billings has warmed by roughly +1.6°C.

When is the best time to visit Billings?

May to October typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.