Billings, MT Climate & Monthly Averages
The climate of Billings
Billings runs one of the wider annual swings in our dataset: 28°C separates the average July from the average February. Afternoons reach 89°F (32°C) at the peak of summer and 36°F (2°C) at the depth of winter, with 82 days of measurable precipitation through the year.
Climate quick facts
- Hottest month: July - highs near 89°F (32°C)
- Coldest month: February - highs near 36°F (2°C)
- Decade extremes (2015-2024): 106°F (41°C) high · -35°F (-37°C) low
- Wettest month: May (12 rainy days) · Sunniest: July (13.9 h sun/day)
- Climate type: semi-arid
- Annual swing: 28°C between the average warmest and coolest month · day to night: 12°C
- Snow: about 22 days a year
- Months averaging 30°C or hotter: 2
- Average humidity: 53%
Temperatures through the year
July is the brightest month at 13.9 hours of sun a day, against an annual average of 9.6. February is the coolest month, with highs of 36°F (2°C) and lows near 16°F (-9°C). Warmth peaks in July: highs of 89°F (32°C), lows of 62°F (17°C). The gridded 2015-2024 daily record for this location tops out at 106°F (41°C) and bottoms at -35°F (-37°C) - decade extremes, not all-time station records. Between the average July and the average February lie 28°C, a wider spread than 94% of the 3496 cities in our dataset.
Rain, sun and snow
Snow falls on roughly 22 days a year, mostly October through April.
How Billings compares
- Billings averages 49°F (9°C) across the year - cooler than all but 7% of the 3496 cities we track.
- Afternoons run 12°C above the following night - a bigger day-to-night gap than 92% of the 3496 cities we track.
- Relative humidity averages 53% - drier than all but 8% of the 3496 cities we track.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Daylight | Wet-day chance | Humidity |
|---|---|---|---|---|---|---|---|---|
| January | 36° | 18° | 6 | 0.8 in | 7.0 h/day | 9.0 h | 18% | 61% |
| February | 36° | 16° | 8 | 1.2 in | 7.6 h/day | 10.3 h | 30% | 60% |
| March | 49° | 26° | 8 | 1.1 in | 9.1 h/day | 11.8 h | 24% | 57% |
| April | 57° | 34° | 10 | 2.1 in | 9.9 h/day | 13.5 h | 32% | 55% |
| May | 67° | 44° | 12 | 2.6 in | 11.0 h/day | 14.9 h | 38% | 57% |
| June | 80° | 55° | 8 | 2.2 in | 13.1 h/day | 15.7 h | 26% | 51% |
| July | 89° | 62° | 4 | 0.6 in | 13.9 h/day | 15.4 h | 12% | 40% |
| August | 87° | 61° | 4 | 0.8 in | 12.3 h/day | 14.1 h | 12% | 40% |
| September | 77° | 52° | 5 | 1.5 in | 10.4 h/day | 12.5 h | 18% | 47% |
| October | 60° | 39° | 7 | 1.6 in | 8.2 h/day | 10.8 h | 22% | 56% |
| November | 47° | 28° | 6 | 0.9 in | 6.8 h/day | 9.4 h | 22% | 57% |
| December | 37° | 20° | 6 | 0.9 in | 6.1 h/day | 8.7 h | 18% | 59% |
Billings month by month
Average high and low for each month, with the bar showing where it sits in Billings's year (left is the coldest night, right is the warmest afternoon).
January
- Rain
- 6 days
- Sunshine
- 7.0 h
- Daylight
- 9.0 h
- Snow
- 3 days
February
- Rain
- 8 days
- Sunshine
- 7.6 h
- Daylight
- 10.3 h
- Snow
- 5 days
March
- Rain
- 8 days
- Sunshine
- 9.1 h
- Daylight
- 11.8 h
- Snow
- 3 days
April
- Rain
- 10 days
- Sunshine
- 9.9 h
- Daylight
- 13.5 h
- Snow
- 2 days
May
- Rain
- 12 days
- Sunshine
- 11.0 h
- Daylight
- 14.9 h
June
- Rain
- 8 days
- Sunshine
- 13.1 h
- Daylight
- 15.7 h
July
- Rain
- 4 days
- Sunshine
- 13.9 h
- Daylight
- 15.4 h
August
- Rain
- 4 days
- Sunshine
- 12.3 h
- Daylight
- 14.1 h
September
- Rain
- 5 days
- Sunshine
- 10.4 h
- Daylight
- 12.5 h
October
- Rain
- 7 days
- Sunshine
- 8.2 h
- Daylight
- 10.8 h
- Snow
- 2 days
November
- Rain
- 6 days
- Sunshine
- 6.8 h
- Daylight
- 9.4 h
- Snow
- 2 days
December
- Rain
- 6 days
- Sunshine
- 6.1 h
- Daylight
- 8.7 h
- Snow
- 4 days
Warmer places to go, by month: January · February · March · April · May · June · July · August · September · October · November · December
Seasons in Billings
Spring (March through May)
Spring in Billings stays on the cool side of mild, with daytime highs averaging 58°F (14°C) and nights around 35°F (2°C); expect showers on roughly 29 days across the season, plus about 5 snowy days. Daylight is generous - around 10.0 hours of sun a day.
Summer (June through August)
Through summer, Billings sits firmly in the heat: 85°F (30°C) by day, 59°F (15°C) after dark, and rain comes on about 15 days over the three months. Daylight is generous - around 13.1 hours of sun a day.
Fall (September through November)
Fall in Billings is crisp but comfortable, with daytime highs averaging 62°F (16°C) and nights around 40°F (4°C); expect showers on roughly 19 days across the season, plus about 4 snowy days.
Winter (December through February)
Winter runs to hard cold here - highs near 36°F (2°C), nights near 18°F (-8°C), and expect showers on roughly 20 days across the season, plus about 12 snowy days. Wind sharpens cold like this considerably; pair the forecast winds with the wind speed converter to judge exposed conditions.
Climate questions, answered
Which months are driest in Billings?
What should I pack for Billings?
How humid does Billings get?
How cold does Billings get in winter?
Best time to visit Billings
Aim for May to June and September to October if you get the choice: temperatures sit either side of the peak heat rather than in it, and highs average 71°F (22°C) against roughly 8 wet days a month. For the same question asked the other way round, see where else is warm in May.
Pack for Billings with light clothing for the warm months, a heavy insulated coat, hat and gloves for winter and rain gear if you travel around May. Even in July, lows of 62°F (17°C) make an extra layer worth the space.
Billings temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ. Need the precipitation in other units? The mm-to-inches rainfall converter handles it.