United States · 1991–2020 normal
Vernon Hills in
January.
Typical January weather in Vernon Hills: -1.2°C by day, -10°C at night, 43 mm of rain over 6.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-1.2°C
Typical low-10°C
Rain43 mm
Wet days6.9
Comfort score 5 this month (September leads the year at 81). Daylight is calculated as 9 h 25 from latitude 42.22°. Open-water sea temperature is 3.4°C (19 km from the place centre).
Event window
Frost-level nights in January
The measured night-time normal is -10°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4914738
- NOAA station
- USC00115961 · MUNDELEIN 4WSW
- Station distance
- 9 km from the place centre
- Coverage
- Good coverage · 21 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.