Old Town Fort Collins

Weather · May

Fort Collins weather in May

Average highs of 71°F, lows of 44°F and 2.7 in of rain, from 30 years of weather records.

May is Fort Collins’s 5th warmest month, with average highs of 71°F and lows of 44°F. That is 8° warmer than April, and 6° above the yearly average high.

Average high
71°F
Average low
44°F
Precipitation
2.7 in
Wet days
12
Snow
1.6 in
Sunrise · sunset
5:43 AM · 8:09 PM

May 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 May

  • Mild days: dress in layers, with a light jacket or sweater for mornings and evenings.
  • Pack an umbrella or rain jacket: rain or snow falls on about 12 days this month.

May is good for

Around Fort Collins

Fall in a Fort Collins Park
Fall in a Fort Collins ParkFlashBuddy · CC BY-SA 3.0
Mosman House, Ft Collins, Fort Collins
Mosman House, Ft CollinsGribeco · CC BY-SA 3.0
Ammons Hall on the Colorado State University Campus in Fort Collins, Colorado
Ammons HallJeffrey Beall · CC BY-SA 3.0

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May compared with the months around it

MonthHighLowRain
April63°F35°F2.1 in
May71°F44°F2.7 in
June82°F53°F1.9 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 May?

Average highs are 71°F and average lows 44°F, for a daily mean of 58°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Fort Collins in May?

May averages 2.7 in of precipitation over about 12 days with at least 0.01 in. It is the wettest month of the year.

Does it snow in Fort Collins in May?

Yes, about 1.6 in of snow on average.

What time is sunset in Fort Collins in May?

Around mid-May the sun rises about 5:43 AM and sets about 8:09 PM, for roughly 14.4 hours of daylight.

Is May a good time to visit Fort Collins?

The mildest months for visiting are June, August, September. May is mild.

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

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