Weather in Longmont, Colorado, United States

7-Day Detailed Weather Forecast for Longmont

Tonight

Temperature: -6°F

Wind Speed: 0 to 5 mph

Wind Direction: SSE

Forecast: Mostly cloudy. Low around -6, with temperatures rising to around -4 overnight. Wind chill values as low as -4. South southeast wind 0 to 5 mph. New snow accumulation of less than half an inch possible.

Sunday

Temperature: 16°F

Wind Speed: 1 to 5 mph

Wind Direction: S

Forecast: A chance of snow after 5pm. Partly sunny. High near 16, with temperatures falling to around 14 in the afternoon. Wind chill values as low as -6. South wind 1 to 5 mph. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.

Sunday Night

Temperature: -2°F

Wind Speed: 1 to 5 mph

Wind Direction: N

Forecast: Snow likely. Cloudy. Low around -2, with temperatures rising to around 1 overnight. Wind chill values as low as -9. North wind 1 to 5 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

M.L. King Jr. Day

Temperature: 7°F

Wind Speed: 5 mph

Wind Direction: E

Forecast: A chance of snow before 11am. Partly sunny, with a high near 7. Wind chill values as low as -11. East wind around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible.

Monday Night

Temperature: -10°F

Wind Speed: 2 to 6 mph

Wind Direction: WSW

Forecast: Mostly clear, with a low around -10. West southwest wind 2 to 6 mph.

Tuesday

Temperature: 34°F

Wind Speed: 8 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 34.

Tuesday Night

Temperature: 12°F

Wind Speed: 7 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 12.

Wednesday

Temperature: 35°F

Wind Speed: 6 mph

Wind Direction: WNW

Forecast: Mostly sunny, with a high near 35.

Wednesday Night

Temperature: 8°F

Wind Speed: 6 mph

Wind Direction: WNW

Forecast: Partly cloudy, with a low around 8.

Thursday

Temperature: 37°F

Wind Speed: 6 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 37.

Thursday Night

Temperature: 14°F

Wind Speed: 7 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 14.

Friday

Temperature: 45°F

Wind Speed: 7 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 45.

Friday Night

Temperature: 19°F

Wind Speed: 5 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 19. New snow accumulation of less than half an inch possible.

Saturday

Temperature: 38°F

Wind Speed: 3 mph

Wind Direction: NNE

Forecast: A slight chance of snow after 11am. Partly sunny, with a high near 38. New snow accumulation of less than half an inch possible.