Weather and climate in Estes Park, CO

Local time 5:23 am MST 40.37° N, 105.53° W
Best for stargazingNov, Oct, SepMost clear, dark hours
Warmest monthJulyAverage high 78°F
Coolest monthFebruaryAverage low 10°F
Wettest monthMay2.7 in on average

What the weather is like in Estes Park

The warmest month in Estes Park is July, with average highs of 78°F. The coolest is February, when nights average 10°F. About 21.7 in of rain and snow falls in a typical year, most in May and least in January.

Skies are clearest in September (46% average cloud cover) and cloudiest in May (67%). Combining cloud with the length of truly dark nights, November, October, September offer the most clear, dark hours for stargazing.

Clear, dark hours per night

Hours of full astronomical darkness in mid-month, multiplied by the average share of clear sky. A rough guide to how much good observing time a typical night offers.

Monthly averages

MonthHighLowPrecipitationCloud coverHumidityWindDark hours
January 27°F 10°F 1.3 in 61% 78% 5 mph 11.2 h
February 28°F 10°F 1.5 in 64% 80% 4 mph 10.2 h
March 37°F 16°F 1.9 in 65% 72% 4 mph 9.0 h
April 46°F 23°F 2.5 in 67% 64% 3 mph 7.4 h
May 57°F 31°F 2.7 in 67% 61% 3 mph 5.8 h
June 71°F 41°F 1.7 in 51% 51% 2 mph 4.8 h
July 78°F 48°F 2.1 in 52% 52% 2 mph 5.3 h
August 74°F 46°F 1.7 in 55% 52% 2 mph 6.8 h
September 66°F 38°F 1.6 in 46% 52% 2 mph 8.5 h
October 51°F 27°F 1.7 in 52% 59% 3 mph 9.9 h
November 38°F 19°F 1.4 in 56% 66% 3 mph 10.9 h
December 27°F 10°F 1.4 in 62% 77% 4 mph 11.4 h

Climate nearby

Climate averages: NASA POWER, 2001–2025, for the grid area around 40.50, -105.63 (about 50 km across). High and low temperatures are estimated from the monthly mean and the average daily range. Hills, coasts and cities can differ from the area average. Aurora outlook for Estes Park · Sources and methods.