Rocky Mountain Half & 5K
Estes Park, United States of America · Expected Saturday 7 August 2027Date to be confirmed
Difficulty Calculator
Adjusted Time
1:50:50
Time difference: +5.8 minutes compared to an average road half marathon.
Course Details
Typical Race-Day Weather
Average for this date over the last 8 years.
How hard is Rocky Mountain Half & 5K?
On our difficulty model, Rocky Mountain Half & 5K plays about 4 minutes slower than an average road half marathon for a 1:30 runner. It ranks #135 hardest of 634 half marathons we analyse, and #34 of 186 in United States of America. Use the calculator above to see the exact adjusted time for your own goal pace.
What will you run at Rocky Mountain Half & 5K?
Estimated finish times on this course versus the same effort on an average road half marathon, based on its elevation, surface, and expected race-day temperature.
| Average-course time | On Rocky Mountain Half & 5K | Difference |
|---|---|---|
| 1:30:00 | 1:34:12 | +04:12 |
| 1:45:00 | 1:50:50 | +05:50 |
| 2:00:00 | 2:07:36 | +07:36 |
| 2:15:00 | 2:24:29 | +09:29 |
| 2:30:00 | 2:41:30 | +11:30 |
| 2:45:00 | 2:58:36 | +13:36 |
| 3:00:00 | 3:15:49 | +15:49 |
Use the calculator above for your exact goal time. Want a prediction from your own training? Try the marathon time predictor.
Rocky Mountain Half & 5K 2027 Course Analysis
Rocky Mountain Half & 5K is a half marathon held in Estes Park, United States of America. The next edition is expected on Saturday 7 August 2027, following the pattern of previous editions (the 1st Saturday of August). The organisers have not confirmed it yet. The course is run on road surface with 220m of total climbing, with its high point near 2410m above sea level. For registration and full race details, visit the official Rocky Mountain Half & 5K website.
Climbing
At 220m of total climbing, it is hillier than 82% of the 634 half marathons we rate. It runs at altitude (up to about 2410m), where thinner air slows most runners who live near sea level.
Race-day weather
Over the last 6 years this August date has averaged a high of 26°C and a low of 10°C. That is warmer than 86% of the half marathons we track. On our model the expected temperature costs a 1:30 half marathoner about 2 minutes against the same course on a cool 12°C day.
On 7 August over the last 6 years, the high ranged from 22°C (2023) to 29°C (2025), so pack for either. It rained on 2 of those 6 days.
| 7 August | High | Low | Rain | Wind |
|---|---|---|---|---|
| 2026 | 28°C | 7°C | dry | 16 km/h |
| 2025 | 29°C | 11°C | dry | 16 km/h |
| 2024 | 28°C | 13°C | 4 h | 18 km/h |
| 2023 | 22°C | 7°C | dry | 17 km/h |
| 2022 | 23°C | 10°C | 5 h | 11 km/h |
| 2020 | 28°C | 9°C | dry | 14 km/h |
Daily weather for the race location (Open-Meteo archive). Wind is the day's peak.
Looking for an easier marathon or a tougher challenge? You can also compare Rocky Mountain Half & 5K against other half marathons to find the right race for your goals.
Half marathons of similar difficulty
If Rocky Mountain Half & 5K fits your goal, these courses play out about the same on our difficulty model.
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