Weather on May 15 at Rocky Mountain

Rocky Mountain National Park

CORocky Mountain8,000 ft elevation
Avg High61°F
Avg Low34°F
Warmest200162°F
Coldest201132°F

Based on 53 years of data from Estes Park, CO

Elevation Note: Rocky Mountain sits at 8,000 ft. Expect temperatures 28°F cooler than the data shown below, which comes from Estes Park, CO at a lower elevation.

Planning Your Visit

May 15th in Rocky Mountain National Park (via Estes Park, CO) typically brings mild spring weather, with average highs around 61°F and lows near 34°F — a 27°F daily swing. Over 53 years of records, the warmest May 15th was in 2001 (62°F average), while the coldest was 2011 (32°F) — a 30°F range across recorded history. Precipitation has occurred on 45% of recorded May 15th dates, with snow falling 9% of the time (heaviest snowfall: 4"). The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.

Planning for May 15th in Rocky Mountain? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202559°F32°F0.86"0"
202467°F36°F0.08"0"
202353°F41°F0.28"0"
202272°F37°F----
202160°F34°F----
202061°F41°F0.13"0"
201970°F38°F0"0"
201858°F32°F0.18"0"
201760°F37°F0"0"
201648°F33°F0"0"
201561°F33°F0.69"0"
201448°F27°F0"0"
201375°F45°F0.03"0"
201267°F30°F0"0"
201136°F29°F0.25"0.6"
201047°F28°F1.24"0.3"
200967°F36°F0"0"
200853°F33°F0.2"0"
200767°F37°F0.58"0.1"
200662°F31°F0"0"
200559°F33°F0"0"
200448°F26°F0.03"0"
200367°F42°F0"0"
200265°F34°F0.03"0"
200170°F55°F----
200055°F37°F0"0"
199949°F34°F0.1"0"
199852°F28°F1.88"1.1"
199758°F30°F0.33"0"
199672°F33°F0"0"
199556°F29°F0"0"
199466°F32°F0"0"
199365°F42°F0"0"
199272°F33°F0.03"0"
199151°F31°F2.79"--
199057°F38°F0"0"
198954°F28°F0"0"
198772°F40°F0"0"
198657°F29°F3.51"4"
198560°F27°F0"0"
198473°F39°F0"0"
198350°F25°F0.18"0"
198252°F36°F0"0"
198164°F32°F0"0"
198046°F36°F0.15"0"
197969°F33°F0"--
197877°F34°F0"--
197756°F35°F1.04"0"
197677°F35°F0.05"0"
197571°F31°F0"--
197469°F32°F0"0"
197270°F31°F0"0"
197163°F33°F0.15"0"

May 15 at Nearby Parks

Holiday Weather at Rocky Mountain

Official NPS WebsiteVisit nps.gov/romo for park information, alerts, and reservations

Explore More at Rocky Mountain

See historical weather for other dates

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