Denver weather in January
January in Denver: cold, dry, with clean air — a fair time to visit.
#12 of 12 months in Denver · #436 of 604 destinations to visit in January · comfort 55/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Denver climate normals — January
| Daytime high | 5°C / 41°F | 🧥 cold |
|---|---|---|
| Nighttime low | -9°C / 16°F | |
| Feels like (high) | 1°C / 34°F | |
| Rainfall | 27 mm / 1.1 in | ☀️ dry |
| Rainy days | 6 days | |
| Humidity | 70% | 💧 humid |
| Dew point | -10°C / 13°F | |
| Sunshine | 7.6 h/day | |
| Daylight | 9.7 h | |
| Wind | 13 km/h / 8 mph | |
| Snowfall | 19.6 cm / 7.7 in | |
| Air quality (US AQI) | 49 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Denver in January — FAQ
- Is January a good time to visit Denver?
- January in Denver: cold, dry, with clean air — a fair time to visit. It ranks #12 of 12 months for Denver on SeasonMap's comfort score (55/100).
- What is the weather like in Denver in January?
- In January, Denver averages a daily high of 5.2°C and a low of -8.7°C, with about 26.7 mm of rain over roughly 5.6 rainy days.
- What is the air quality in Denver in January?
- Denver has a mean US Air Quality Index of about 49 in January.
- Does it snow in Denver in January?
- Denver sees roughly 19.6 cm of snowfall in January.