Climate almanac
Highlands Ranch
Colorado, United States · 39.55°, -104.97°
What is the climate like in Highlands Ranch?
The best time to visit Highlands Ranch is typically June – October, with trip comfort peaking in September (8.4/10). Highlands Ranch is warmest in July, when daily highs average 86°F (30°C), and coolest in January, when lows fall to about 15°F (-9°C). The wettest month is typically May and the driest is December; the year sees roughly 22 in (562 mm) of precipitation.
- Best time to visitJune – October — comfort peaks in September (8.4/10)
- Warmest monthJuly — average high 86°F (30°C)
- Coolest monthJanuary — average low 15°F (-9°C)
- Wettest monthMay (4.3 in (109 mm))
- Driest monthDecember (0.8 in (20 mm))
- Annual precipitation22 in (562 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
- Records fromKassler, 13 km away (1918-2026)