Climateby Month

Aspen vs Park City weather

Aspen, CO and Park City, UT · 268 mi apart

July highs: 76°F in Aspen, 85°F in Park City (Park City is 9°F warmer). January highs: 32°F and 35°F (Park City is 3°F warmer). Aspen has about 133 wet days a year, Park City about 89. Snow: 170.8 in a year in Aspen, 96.9 in in Park City.

Aspen, CO

0°20°40°60°80°100° January: normal high 32°F (0°C), low 10°F (-12°C) 32° 10° February: normal high 35°F (2°C), low 13°F (-11°C) March: normal high 43°F (6°C), low 20°F (-7°C) April: normal high 50°F (10°C), low 27°F (-3°C) May: normal high 60°F (16°C), low 35°F (2°C) June: normal high 71°F (22°C), low 42°F (6°C) July: normal high 76°F (24°C), low 48°F (9°C) 76° 48° August: normal high 73°F (23°C), low 47°F (8°C) September: normal high 67°F (19°C), low 40°F (4°C) October: normal high 55°F (13°C), low 30°F (-1°C) November: normal high 42°F (6°C), low 19°F (-7°C) December: normal high 32°F (0°C), low 10°F (-12°C) JFMAMJJASOND

Best months: June

Park City, UT

0°20°40°60°80°100° January: normal high 35°F (2°C), low 15°F (-9°C) February: normal high 38°F (3°C), low 17°F (-8°C) March: normal high 47°F (8°C), low 25°F (-4°C) April: normal high 55°F (13°C), low 30°F (-1°C) May: normal high 65°F (18°C), low 36°F (2°C) June: normal high 76°F (24°C), low 43°F (6°C) July: normal high 85°F (29°C), low 50°F (10°C) 85° 50° August: normal high 83°F (28°C), low 49°F (9°C) September: normal high 74°F (23°C), low 41°F (5°C) October: normal high 59°F (15°C), low 31°F (-1°C) November: normal high 45°F (7°C), low 23°F (-5°C) December: normal high 34°F (1°C), low 16°F (-9°C) 34° 16° JFMAMJJASOND

Best months: May, June, September

Which city for what

  • Milder winters: Park City (January high 35°F vs January high 32°F)
  • Cooler summers: Aspen (July high 76°F vs July high 85°F)
  • Fewer wet days: Park City (89 a year vs 133 a year)
  • Less snow: Park City (96.9 in vs 170.8 in)
  • More comfortable days: Aspen (121 a year vs 85 a year)

Listed only where the difference is at least 3°F in highs, 10 days a year or 3 in of snow.

Season by season

SeasonAvg high AspenAvg high Park CityWet days AspenWet days Park City
Winter (Dec-Feb)33°F36°F3826
Spring (Mar-May)51°F56°F3526
Summer (Jun-Aug)73°F81°F3117
Fall (Sep-Nov)55°F59°F2921

Side by side over a year

AspenPark City
Hot days (90°F+)017
Freezing nights210196
Muggy days0–
Comfortable days12185
Precipitation24.4 in16.6 in
Snowfall170.8 in96.9 in
Frost dateslast May 31, first Sep 23last May 29, first Sep 25
Daylight in June / December14.9 h / 9.5 h15.0 h / 9.3 h
Best monthsJuneMay, June, September

Day counts from each city's daily records, 1991-2020. Comfortable days: highs 65-80°F and dew point under 60°F (one city judged by temperature only).

Month by month

MonthHigh AspenHigh Park CityWet days AspenWet days Park City
January32°F35°F1310
February35°F38°F139
March43°F47°F119
April50°F55°F139
May60°F65°F118
June71°F76°F75
July76°F85°F115
August73°F83°F136
September67°F74°F106
October55°F59°F98
November42°F45°F107
December32°F34°F128

Both charts use the same temperature scale.

Where the numbers come from

  • Aspen, CO: temperature from Aspen 1SW (USC00050372), 1.2 mi WSW of the city center; precipitation from Aspen 1SW (USC00050372). NOAA 1991-2020 normals and daily records.
  • Park City, UT: temperature from Kamas (USC00424467), 11 mi E of the city center; precipitation from Kamas (USC00424467). NOAA 1991-2020 normals and daily records.

Every station for each city, including humidity and frost, is listed on the city page. Methodology.