United States · 1991–2020 normal
Romulus in
December.
Typical December weather in Romulus: 3°C by day, -3.7°C at night, 57 mm of rain over 8.7 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high3°C
Typical low-3.7°C
Rain57 mm
Wet days8.7
Comfort score 5 this month (September leads the year at 85). Daylight is calculated as 9 h 06 from latitude 42.22°. Open-water sea temperature is 3.2°C (39 km from the place centre).
Event window
Frost-level nights in December
The measured night-time normal is -3.7°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5007531
- NOAA station
- USW00094847 · DETROIT METRO AP
- Station distance
- 5.5 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.