United States · 1991–2020 normal
Roundup in
September.
Typical September weather in Roundup: 25.4°C by day, 6.9°C at night, 27 mm of rain over 3.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high25.4°C
Typical low6.9°C
Rain27 mm
Wet days3.9
Comfort score 80 this month, the highest of the year. Daylight is calculated as 12 h 29 from latitude 46.45°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5674878
- NOAA station
- USC00247214 · ROUNDUP
- Station distance
- 1.1 km from the place centre
- Coverage
- Strong coverage · 28 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.