Canada · 1991–2020 normal
Grimsby in
December.
Typical December weather in Grimsby: 2.7°C by day, -3.2°C at night, 82 mm of rain over 10.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high2.7°C
Typical low-3.2°C
Rain82 mm
Wet days10.9
Comfort score 5 this month (June leads the year at 82). Daylight is calculated as 9 h from latitude 43.20°. Open-water sea temperature is 4.9°C (20 km from the place centre).
Event window
Frost-level nights in December
The measured night-time normal is -3.2°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5967149
- NOAA station
- CA006133055 · GRIMSBY MOUNTAIN
- Station distance
- 1.9 km from the place centre
- Coverage
- Good coverage · 16 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.