United States · 1991–2020 normal
Summit Park in
December.
Typical December weather in Summit Park: -0.8°C by day, -8.9°C at night, 98 mm of rain over 12.3 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-0.8°C
Typical low-8.9°C
Rain98 mm
Wet days12.3
Comfort score 5 this month (July leads the year at 90). Daylight is calculated as 9 h 16 from latitude 40.75°.
Event window
Frost-level nights in December
The measured night-time normal is -8.9°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5782272
- NOAA station
- USS0011J52S · Parley's Summit
- Station distance
- 2.2 km from the place centre
- Coverage
- Good coverage · 18 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.