United States · 1991–2020 normal
Duncan in
December.
Typical December weather in Duncan: 11.9°C by day, -0.8°C at night, 53 mm of rain over 4.6 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high11.9°C
Typical low-0.8°C
Rain53 mm
Wet days4.6
Comfort score 27 this month (October leads the year at 81). Daylight is calculated as 9 h 51 from latitude 34.50°.
Event window
Frost-level nights in December
The measured night-time normal is -0.8°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4535389
- NOAA station
- USC00342660 · DUNCAN
- Station distance
- 2.5 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.