United States · North America
What to Wear in Denver
Month-by-month temperatures, rainfall, and clothing recommendations for Denver, United States. Find out what to pack for every season.
Warmest month
July
32°C / 90°F
Coolest month
January
7°C / 45°F
Wettest month
May
62 mm
Best months
May, June, September
Monthly climate & clothing guide
| Month | High | Low | Rain | Humidity | Climate |
|---|---|---|---|---|---|
| January | 7°C / 45°F | -8°C / 18°F | 13 mm | low | Cold |
| February | 8°C / 46°F | -7°C / 19°F | 11 mm | low | Cold |
| March | 12°C / 54°F | -3°C / 27°F | 33 mm | low | Cool |
| April | 16°C / 61°F | 1°C / 34°F | 44 mm | low | Cool |
| May | 22°C / 72°F | 7°C / 45°F | 62 mm | moderate | Mild |
| June | 28°C / 82°F | 12°C / 54°F | 43 mm | low | Warm |
| July | 32°C / 90°F | 16°C / 61°F | 48 mm | low | Hot & Dry |
| August | 31°C / 88°F | 15°C / 59°F | 44 mm | low | Hot & Dry |
| September | 26°C / 79°F | 10°C / 50°F | 24 mm | low | Warm |
| October | 19°C / 66°F | 3°C / 37°F | 25 mm | low | Mild |
| November | 12°C / 54°F | -3°C / 27°F | 18 mm | low | Cool |
| December | 7°C / 45°F | -7°C / 19°F | 16 mm | low | Cold |
Seasonal clothing guide for Denver
Winter (Dec-Feb)
ColdAverage highs 7°C (45°F), lows -7°C (19°F). Total seasonal rainfall: 40 mm.
Full winter layering required. Multiple insulating layers, a weatherproof outer shell, and warm accessories are essential for comfort.
Spring (Mar-May)
CoolAverage highs 17°C (63°F), lows 2°C (36°F). Total seasonal rainfall: 139 mm.
Jacket weather. A proper 3-layer system with insulation keeps you comfortable during full days outdoors. Mornings and evenings need extra warmth.
Summer (Jun-Aug)
Hot & DryAverage highs 30°C (86°F), lows 14°C (57°F). Total seasonal rainfall: 135 mm.
Sun protection is the priority. Loose-fitting, UPF-rated clothing shields skin without trapping heat. Evenings can cool significantly in desert climates.
Fall (Sep-Nov)
MildAverage highs 19°C (66°F), lows 3°C (37°F). Total seasonal rainfall: 67 mm.
Spring and fall conditions — comfortable but changeable. A light layering system handles temperature swings between morning, midday, and evening.
FAQ
What should I wear when visiting Denver?
What to wear in Denver depends on the month. The warmest month is July (avg high 32°C / 90°F) and the coldest is January (avg high 7°C / 45°F). Check the month-by-month table above for specific clothing recommendations.
What is the best time to visit Denver?
For comfortable weather and easy packing, the best months to visit Denver are May, June, September, October. These months have mild to warm temperatures with manageable rainfall.
Does it rain a lot in Denver?
The wettest month in Denver is May with an average of 62 mm of rainfall. Rainfall is generally moderate, but a light rain layer is always smart for travel.
Do I need warm clothes for Denver?
Yes. Denver's coldest month is January with average highs of 7°C (45°F). You will need a proper layering system with insulation if visiting during the cooler months.
Ready to pack for Denver?
Use our interactive tool to compare climates and get layering advice.
Open Climate Calendar