Rocky Mountain National Park Climate and Average Weather
Climate of Rocky Mountain National Park: average temperatures, rainfall and seasons month by month.
Climate in Rocky Mountain National Park month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 24° | 4° | 2,0 in | ★★☆☆☆ |
| February | 32° | 11° | 1,8 in | ★★☆☆☆ |
| March | 38° | 15° | 2,6 in | ★★☆☆☆ |
| April | 41° | 18° | 2,5 in | ★★☆☆☆ |
| May | 48° | 24° | 3,7 in | ★★★☆☆ |
| June | 65° | 38° | 2,2 in | ★★★★☆ |
| July | 70° | 43° | 3,1 in | ★★★★☆ |
| August | 68° | 42° | 2,6 in | ★★★★☆ |
| September | 61° | 35° | 2,1 in | ★★★★☆ |
| October | 51° | 27° | 1,3 in | ★★★☆☆ |
| November | 36° | 17° | 1,3 in | ★★☆☆☆ |
| December | 31° | 13° | 1,7 in | ★★☆☆☆ |
Climate type: Polar. Source: Open-Meteo archive (ERA5).
Recent extremes in Rocky Mountain National Park
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Rocky Mountain National Park compares with nearby places
Annual averages, and the difference against Rocky Mountain National Park.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| ZIP Code 80202 | 55 mi | 53°F | +49°F warmer | 14 in |
| Denver County | 56 mi | 53°F | +49°F warmer | 14 in |
| Denver | 56 mi | 53°F | +49°F warmer | 14 in |
| Area Code 303 | 56 mi | 53°F | +49°F warmer | 14 in |
| Denver International Airport | 63 mi | 54°F | +51°F warmer | 15 in |
Best time to visit Rocky Mountain National Park
Go in June, July and August. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, March and December - expect the least comfortable mix of heat, cold or rain.
What this means for Rocky Mountain National Park
Today is warmer than average for August. The forecast high of 77°F is 9.7°F above the 68°F typical for this month.
A 43% chance means rain is likely somewhere nearby at some point - carry a layer, but do not cancel.
Gusts to 36 mph will push high-sided vehicles on exposed roads and bridges.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 74°F.
What to pack, what to skip
- Sunglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 62°F, so mornings feel nothing like afternoons
- A packable rain shell - 4 of the next 7 days carry a real chance of rain
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 36 mph.
- If your dates are flexible, avoid January, March and December - historically the least comfortable months here.
Summary
Rocky Mountain National Park is a national park in Colorado. Rocky Mountain National Park is a US national park known for Trail Ridge Road and alpine tundra.
Right now it is 58°F (15°C) in Rocky Mountain National Park with overcast. It feels like 56°F. Today runs from 56°F to 77°F. Chance of precipitation is 43%. Sightseeing conditions score 8.7/10 - excellent - go now.
The best time to visit Rocky Mountain National Park is June, July and August. The climate is polar. January, March and December tend to be the least comfortable months. July is the warmest month with average highs near 70°F, while January is the coldest with lows near 4°F.
The closest major airport is Denver International Airport (DEN), about 63 mi away. Nearby highlights include Hanging Lake, Pikes Peak, Garden of the Gods and Black Canyon of the Gunnison National Park.
In plain terms. Today is warmer than average for August. The forecast high of 77°F is 9.7°F above the 68°F typical for this month. The best window to be outside is roughly 12 PM to 3 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Rocky Mountain National Park today at 9.7/10. Gusts to 36 mph will push high-sided vehicles on exposed roads and bridges.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Rocky Mountain National Park
| Type | National park |
|---|---|
| State | Colorado |
| Country | United States |
| Continent | North America |
| Coordinates | 40°20′34.1″N 105°41′1″W (40.3428, -105.6836) |
| Established | 1915 |
| Known for | Trail Ridge Road and alpine tundra |
| Local time | 10:26 AM (UTC-06:00) |
| Best months | June, July and August |
| Climate | Polar |
Weather map for Rocky Mountain National Park
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Rocky Mountain National Park
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Rocky Mountain National Park?
Rocky Mountain National Park is a national park in Colorado. Its coordinates are 40.3428, -105.6836. It lies in North America.
What is the weather like in Rocky Mountain National Park right now?
It is currently 58°F (15°C) with overcast. Humidity is 70% and wind is 3 mph.
When is the best time to visit Rocky Mountain National Park?
June, July and August offer the most comfortable conditions in Rocky Mountain National Park, which has a polar climate. January, March and December are usually the hardest months for outdoor plans.
What time zone is Rocky Mountain National Park in?
Rocky Mountain National Park observes America/Denver (UTC-06:00). The local time is 10:26 AM.
What is the nearest airport to Rocky Mountain National Park?
The closest airports are Denver International Airport (DEN), 63 mi away.
What are the top things to do in Rocky Mountain National Park?
Popular options include Hanging Lake, Pikes Peak, Garden of the Gods, Black Canyon of the Gunnison National Park, Great Sand Dunes National Park and Arches National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (national-parks) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 23, 2026 at 10:26 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
