Butte/Mooney Arpt
Weather station · 46.0°N 112.5°W · 1680 m above sea level
ICAO KBTMWMO 72774Station data since 1894
Record high
30.6°C
in 1987
Record low
−9.4°C
in 1934
Average high
17.8°C
all years on record
10.0°C short of the record for 23 September
Today’s high 20.6°C against 30.6°C in 1987. A reading that beats it is flagged here automatically, once a second cycle confirms it.
All-time record high
37.8°C
- Date
- Wednesday, 22 July 1931
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Butte/Mooney Arpt, United States
- Position
- 45.96°N 112.50°W · 1680 m
Highest highest in available records since 1894. Source: NOAA GHCN-Daily.
All-time record low
−46.7°C
- Date
- Thursday, 9 February 1933
- Time of day
- Not recorded. The daily archive stores the day, not the hour.
- Location
- Butte/Mooney Arpt, United States
- Position
- 45.96°N 112.50°W · 1680 m
Highest and lowest lowest in available records since 1894. Source: NOAA GHCN-Daily.
Where Butte/Mooney Arpt is
45.96°N 112.50°W
Every year on record
1894 to 2026
Annual average · °C
Trend over 126 years with data: +0.04 °C per decade
Source: NOAA GHCN-Daily. Years the station did not cover are left as gaps, never joined across. The dashed line is a least squares trend through the years that have data.
Records by month
Jan
14.4°
−44.4°
Feb
16.1°
−46.7°
Mar
21.1°
−37.8°
Apr
28.3°
−26.7°
May
32.2°
−12.8°
Jun
36.1°
−5.6°
Jul
37.8°
−2.2°
Aug
37.2°
−5.0°
Sep
35.6°
Recent days
| Day | High | At | Low | At |
|---|---|---|---|---|
| 2026-09-23 | 20.6°C | 00:01 UTC | 10.0°C | 07:53 UTC |
| 2026-09-22 | 22.2°C | 21:53 UTC | 6.1°C | 14:53 UTC |
Nearby stations
Data sources for this page
| Figure | Source | Type |
|---|---|---|
| Right now, today so far | NOAA Aviation Weather Center (METAR) and NOAA NWS WMO bulletins (SYNOP) | Measured, station |
| All-time, monthly and on-this-day records | NOAA NCEI Global Historical Climatology Network daily (GHCN-Daily), 1894 to 2026 | Measured, station |
| Nearby stations and distances | Computed from station positions in our own database | Calculated |
