Denver · WinterMonth summary
Denver weather in December
⚠️ Fair
🌡️ Temperature min / max
-5°C – 8°C
🌧 Rainy days
12% of days
☀️ Sunshine
8.8h per day on average
🌊 🌊 Season
Winter
⭐ ⭐ Weather score
5.8/10
📅 📅 Best month
September (9.2/10)
Quick decision
Should you visit Denver in December?
⚠️ Fair
✅ Yes if: you enjoy winter atmosphere and the lowest prices of the year.
❌ No if: you're looking for sunshine or outdoor activities.
Our take: Denver in December is possible but September offers a score of 9.2/10 vs 5.8.
By trip type
Denver in December by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ❌ Not recommended
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in December
🎯 Acceptable period — 8°C but 12% rain risk. Plan alternatives Winter in Denver is cool (8°C during the day). Days are short (8.8h of sunshine) but the city reveals a different side. Rain risk remains low (12% of days), leaving good room for outdoor activities. Not the best window, but acceptable if dates are constrained. September (9.2/10) is significantly better if possible.
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All months for Denver
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌫️ January | -8°C | 5°C | 16% | 0.7 | 9.0h | 4.9/10 |
| 🌫️ February | -9°C | 6°C | 19% | 0.9 | 9.9h | 5.2/10 |
| ⛅ March | -4°C | 12°C | 27% | 1.7 | 11.0h | 6.9/10 |
| ⛅ April | 1°C | 17°C | 27% | 1.5 | 12.0h | 7.2/10 |
| 🌤️ May | 6°C | 21°C | 40% | 2.8 | 13.1h | 7.6/10 |
| ☀️ June | 13°C | 29°C | 22% | 1.4 | 13.8h | 9.0/10 |
| ☀️ July | 16°C | 32°C | 23% | 1.0 | 13.5h | 8.2/10 |
| 🌤️ August | 15°C | 31°C | 25% | 1.2 | 12.6h | 8.2/10 |
| ☀️ September | 11°C | 28°C | 14% | 0.8 | 11.8h | 9.2/10 |
| 🌤️ October | 4°C | 21°C | 15% | 0.8 | 10.5h | 7.9/10 |
| ⛅ November | -2°C | 12°C | 14% | 0.6 | 9.4h | 7.0/10 |
| 🌫️ December | -5°C | 8°C | 12% | 0.5 | 8.8h | 5.8/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In December, Denver averages 8°C, 12% rainy days and 8.8h of sunshine per day. Overall weather score: 5.8/10.
See methodology →
Comparison
December vs September (best month)
The best month is September (score 9.2/10). Difference:
- 🌡️ Max temperature : +20°C
- 🌧 Rainy days : +2%
- ☀️ Sunshine : +3.0h/day
FAQ
FAQ — Denver in December
Is December a good time to visit Denver?
December is an acceptable time for Denver (score 5.8/10). Conditions are decent but not optimal — consider September (9.2/10) if possible.
What's the weather like in Denver in December?
It's cool with 8°C daytime and -5°C at night. 8.8h of sunshine per day. Pack warm clothes and favour indoor visits.
Accommodation
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Activities & tours
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