Norway · 1991–2020 normal
Røyken in
December.
Typical December weather in Røyken: 0.6°C by day, -4.1°C at night, 76 mm of rain over 10.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high0.6°C
Typical low-4.1°C
Rain76 mm
Wet days10.5
Comfort score 5 this month (July leads the year at 72). Daylight is calculated as 6 h from latitude 59.75°. Open-water sea temperature is 5.7°C (44 km from the place centre).
Event window
Frost-level nights in December
The measured night-time normal is -4.1°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 3141107
- NOAA station
- NOE00109885 · ASKER
- Station distance
- 12.4 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.