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Boulder, Colorado Weather:
Thursday, January 1, 2026
Cloudy Weather
Day 59°
Night 37°
Precipitation 0 %
Wind 1 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (January 1, 2025)
Cloudy Weather

Day

41°

Night

30°

Wind

4 mph

UV Index

2

Precipitation

7 %