Caldwell, Idaho Weather:
Thursday, December 31, 2026
Snowy Weather
Day 36°
Night 27°
Precipitation 2 %
Wind 4 mph
Weather Forecast History
Last Year's Weather on This Day (December 31, 2025)
Cloudy Weather

Day

41°

Night

25°

Wind

2 mph

UV Index

2

Precipitation

0 %