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Boulder, Colorado Weather:
Monday, January 5, 2026
Rainy Weather
Day 54°
Night 36°
Precipitation 55 %
Wind 4 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (January 5, 2025)
Cloudy Weather

Day

30°

Night

23°

Wind

2 mph

UV Index

1

Precipitation

25 %