Billings Climate by Month
Billings, Montana, United States
Hot summers and cold winters, with little rain.
Billings has hot summers and cold winters, with little rain. Expect highs of 89°F (32°C) in July and 37°F (3°C) in January, with the coldest nights (January) near 16°F (-9°C). It gets only 13 in (326 mm) of rain a year.
- Warmest month
- 89°F(32°C)
- Average high, July
- Coldest nights
- 16°F(-9°C)
- Average low, January
- Rain per year
- 13 in(326 mm)
- No clear rainy season
- Humidity
- 52%
- Sunniest: July
Best and worst months in Billings
Best for weatherThe most comfortable weather comes in September, with highs around 77°F (25°C) and about 1.1 in (29 mm) of rain a month.
Least pleasantDecember and January are the least pleasant; January is the coldest, with highs of only 37°F (3°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in September.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Billings weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 37°F(3°C) | 16°F(-9°C) | 0.5 in(13 mm) | 62% | 1.5 |
| FebFebruary | 41°F(5°C) | 18°F(-8°C) | 0.6 in(14 mm) | 55% | 2.5 |
| MarMarch | 52°F(11°C) | 26°F(-3°C) | 0.8 in(20 mm) | 49% | 3.7 |
| AprApril | 60°F(16°C) | 33°F(1°C) | 1.7 in(42 mm) | 55% | 4.6 |
| MayMay | 69°F(21°C) | 42°F(6°C) | 2.3 in(58 mm) | 52% | 5.8 |
| JunJune | 79°F(26°C) | 51°F(10°C) | 1.9 in(48 mm) | 52% | 6.3 |
| JulJuly | 89°F(32°C) | 57°F(14°C) | 0.9 in(24 mm) | 43% | 7.0 |
| AugAugust | 88°F(31°C) | 55°F(13°C) | 0.8 in(20 mm) | 38% | 6.0 |
| SepSeptemberBest | 77°F(25°C) | 45°F(7°C) | 1.1 in(29 mm) | 44% | 4.4 |
| OctOctober | 61°F(16°C) | 34°F(1°C) | 1.3 in(33 mm) | 53% | 2.8 |
| NovNovember | 48°F(9°C) | 24°F(-4°C) | 0.5 in(13 mm) | 56% | 1.7 |
| DecDecember | 38°F(3°C) | 17°F(-8°C) | 0.5 in(12 mm) | 60% | 1.3 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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