United States · 1991–2020 normal
Butte in
October.
Typical October weather in Butte: 6.9°C by day, -1.1°C at night, 38 mm of rain over 6.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high6.9°C
Typical low-1.1°C
Rain38 mm
Wet days6.5
Comfort score 11 this month (July leads the year at 78). Daylight is calculated as 9 h 51 from latitude 61.54°.
Event window
Long northern nights in October
At 61.5° the calculated mid-month daylight is 9 h 51. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in October. Typical nights are -1.1°C.
Event window
Frost-level nights in October
The measured night-time normal is -1.1°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5858289
- NOAA station
- USC00506870 · PALMER JOB CORPS
- Station distance
- 6.3 km from the place centre
- Coverage
- Good coverage · 21 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.