ClimateAverages

Fort Collins Weather in January

JanFebMarAprMayJunJulAugSepOctNovDec
January daytime high
5.0°C
January overnight low
-9.5°C
January average
-2.1°C

In January, Fort Collins typically sees daytime highs of 5.0°C and overnight lows around -9.5°C. Compared to the annual average high of 16.9°C, January runs -11.8°C.

vs. annual avg high
-11.8°C
Rank among 12 months
#12 warmest
Hottest year overall
1933

Where January ranks in Fort Collins

Jan5°FebMarAprMayJunJulAugSepOctNovDec

FAQ

What is the average temperature in Fort Collins in January?

January in Fort Collins averages a daytime high of 5.0°C and an overnight low of -9.5°C.

Is January warm or cold in Fort Collins?

January runs -11.8°C compared to Fort Collins's annual average high of 16.9°C, ranking #12 of 12 months by warmth.

What should I pack for Fort Collins in January?

Plan for daytime highs near 5.0°C and cooler evenings around -9.5°C.

Other months for Fort Collins

FebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

January in nearby cities

DenverColorado SpringsAuroraLakewoodThorntonArvadaWestminsterCentennialPuebloBoulderGreeleyHighlands Ranch