Canada · 1991–2020 normal
Port Perry in
December.
Typical December weather in Port Perry: 0.4°C by day, -6.5°C at night, 70 mm of rain over 12.1 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high0.4°C
Typical low-6.5°C
Rain70 mm
Wet days12.1
Comfort score 5 this month (August leads the year at 83). Daylight is calculated as 8 h 54 from latitude 44.11°. Open-water sea temperature is 5.0°C (26 km from the place centre).
Event window
Frost-level nights in December
The measured night-time normal is -6.5°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 7499201
- NOAA station
- CA006150790 · BLACKSTOCK
- Station distance
- 8.9 km from the place centre
- Coverage
- Good coverage · 15 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.