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Longmont, Colorado Weather:
Sunday, January 18, 2026
Sunny Weather
Day 32°
Night 5°
Precipitation 5 %
Wind 7 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (January 18, 2025)
Snowy Weather

Day

18°

Night

-4°

Wind

6 mph

UV Index

1

Precipitation

67 %