Longmont, Colorado Weather:
Thursday, September 24, 2026
Cloudy Weather
Day 81°
Night 55°
Precipitation 55 %
Wind 6 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (September 24, 2025)
Night

Day

70°

Night

43°

Wind

5 mph

Precipitation

1 %