West Allis, Wisconsin Weather:
Sunday, December 20, 2026
Snowy Weather
Day 34°
Night 16°
Precipitation 0 %
Wind 14 mph
Weather Forecast History
Last Year's Weather on This Day (December 20, 2025)
Cloudy Weather

Day

41°

Night

10°

Wind

15 mph

UV Index

2

Precipitation

25 %