Anaconda, Montana Weather
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Climate of Anaconda: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), July is usually the hottest month in Anaconda, with average daytime highs around 23°C. February is the coolest, when nights typically fall to about -14°C and frost is possible on the coldest nights. That is a wide yearly range of roughly 37°C, so the seasons feel very different from each other.
The area receives about 640 mm of rain in a typical year. Rainfall is modest in every month; June is the wettest at about 84 mm.
For outdoor plans and travel, July to August usually offer the most comfortable weather in Anaconda, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | -4° | -13° | 43 mm | 97% |
| Feb | -4° | -14° | 47 mm | 97% |
| Mar | 0° | -10° | 53 mm | 89% |
| Apr | 5° | -6° | 64 mm | 78% |
| May | 11° | -2° | 82 mm | 73% |
| Jun | 17° | 3° | 84 mm | 71% |
| Jul | 23° | 7° | 35 mm | 61% |
| Aug | 22° | 6° | 40 mm | 57% |
| Sep | 16° | 1° | 45 mm | 61% |
| Oct | 7° | -4° | 48 mm | 73% |
| Nov | 0° | -9° | 47 mm | 83% |
| Dec | -5° | -14° | 49 mm | 94% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Anaconda. Values describe typical conditions, not a forecast.
About Anaconda weather
Anaconda is set in Montana's continental climate, ranging from northern plains to Rocky Mountain terrain, about 115 km south-east of Missoula. Summers bring warm days and cool nights (June–August). The year winds down with long, cold winters with heavy mountain snowfall. This page shows live, auto-refreshing weather for Anaconda: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo. Local timezone: America/Denver.
Frequently asked questions
Anaconda is about 115 km south-east of Missoula, in Montana.
Anaconda sees long, cold winters with heavy mountain snowfall.
The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for Anaconda's exact coordinates. No fixed schedule, the page updates whenever you load it.
July is usually the hottest month in Anaconda, with average daytime highs of about 23°C and nights around 7°C.
The coldest nights come in February, when the average low is about -14°C and daytime highs reach around -4°C. Frost is possible on clear, calm nights.
Anaconda receives about 640 mm of rain in a typical year. June is the wettest month at roughly 84 mm; no month averages more than 100 mm.
July to August usually offer the most comfortable weather in Anaconda, with mild daytime temperatures and little rain.
In November Anaconda typically sees daytime highs near 0°C and lows near -9°C, with about 47 mm of rain over the month and average humidity around 83%. Check the live forecast above for this week's actual conditions.
Up to 16 days ahead using the extended forecast and date picker above; further-out or historical dates use the same date lookup tool.
Live temperature for Anaconda is shown at the top of this page and refreshes automatically — see the hourly breakdown below for how it changes through the day.
Anaconda's day-to-day weather follows the broader pattern of Montana described above. See the hourly weather forecast or the air quality index for more detail.