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Boulder, Colorado Weather:
Saturday, January 31, 2026
Cloudy Weather
Day 48°
Night 27°
Precipitation 20 %
Wind 5 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (January 31, 2025)
Cloudy Weather

Day

48°

Night

37°

Wind

4 mph

UV Index

3

Precipitation

0 %