Old Town Fort Collins

Weather · January

Fort Collins weather in January

Average highs of 45°F, lows of 18°F and 0.40 in of rain, from 30 years of weather records.

January is Fort Collins’s 11th warmest month, with average highs of 45°F and lows of 18°F. That is 1° warmer than December, and 20° below the yearly average high.

Average high
45°F
Average low
18°F
Precipitation
0.40 in
Wet days
4
Snow
6.7 in
Sunrise · sunset
7:21 AM · 4:57 PM

January across the year

  1. 45°18°Jan
  2. 47°21°Feb
  3. 56°29°Mar
  4. 63°35°Apr
  5. 71°44°May
  6. 82°53°Jun
  7. 87°59°Jul
  8. 85°57°Aug
  9. 77°48°Sep
  10. 64°36°Oct
  11. 53°26°Nov
  12. 44°18°Dec

High and low Rain

What to wear in January

  • Cool days: a warm jacket and long pants, plus layers for the swing between morning and afternoon.
  • Freezing nights: expect frost on cars in the morning.
  • Snow is likely (about 7 inches on average): waterproof boots help.

Around Fort Collins

Canvas Stadium - Colorado State University (CSU) Rams - Fort Collins
Canvas Stadium - Colorado State University (CSU) Rams - Fort CollinsTony Webster · CC BY 2.0
Fall in a Fort Collins Park
Fall in a Fort Collins ParkFlashBuddy · CC BY-SA 3.0
Baker House Fort Collins back
Baker House Fort Collins backHustvedt · CC BY-SA 3.0

See Fort Collins

A look around town before you go.

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January compared with the months around it

MonthHighLowRain
December44°F18°F0.50 in
January45°F18°F0.40 in
February47°F21°F0.50 in

Planning a trip? See the best time to visit Fort Collins and today’s forecast.

Questions

How hot does it get in Fort Collins in January?

Average highs are 45°F and average lows 18°F, for a daily mean of 32°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Fort Collins in January?

January averages 0.40 in of precipitation over about 4 days with at least 0.01 in. It is the 12th wettest month of the year.

Does it snow in Fort Collins in January?

Yes, about 6.7 in of snow on average.

What time is sunset in Fort Collins in January?

Around mid-January the sun rises about 7:21 AM and sets about 4:57 PM, for roughly 9.6 hours of daylight.

Is January a good time to visit Fort Collins?

The mildest months for visiting are June, August, September. January is cold.

NOAA U.S. Climate Normals 1991–2020, Ft Collins station (2.3 mi from downtown). Sunrise and sunset are calculated for January 15 at the city’s coordinates.

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