When to go · Keystone, Colorado
Keystone, Colorado in May
Avoid month. Listed as a month to avoid: Apr–May (thin snow), Sep–Oct (wet).
Key facts
- Verdict
- Avoid
- Temperature
- 18°C (64°F)64°F (18°C) / 5°C (41°F)41°F (5°C)
- average high / low
- Rain days
- 8
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
Listed as a month to avoid: Apr–May (thin snow), Sep–Oct (wet).
Is another month better than May?
May is rated avoid. These months rate higher:
- JuneGreatInside Keystone, Colorado's best window: Dec–Mar (ski), Jun–Aug (bike/hike).
- JulyGreatInside Keystone, Colorado's best window: Dec–Mar (ski), Jun–Aug (bike/hike).
- AugustGreatInside Keystone, Colorado's best window: Dec–Mar (ski), Jun–Aug (bike/hike).
- DecemberGreatInside Keystone, Colorado's best window: Dec–Mar (ski), Jun–Aug (bike/hike).
Weather in May
- Keystone, ColoradoHighs around 18 °C (64 °F), lows around 5 °C (41 °F), rain on about 8 daysHighs around 64 °F (18 °C), lows around 41 °F (5 °C), rain on about 8 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Memorial Day big impact
Last Monday of May · United States
Start of summer; roads and beaches full.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: Warm and green; Memorial Day (last Monday) opens the summer season; timed-entry systems start at some parks.
Compare two months
Weather, crowds and prices for any two months in Keystone, Colorado, side by side.
Verdict
May: Avoid
Jan: Great (better)
Daytime high
May: 18 °C (64 °F)64 °F (18 °C)
Jan: -5 °C (23 °F)23 °F (-5 °C)
Night low
May: 5 °C (41 °F)41 °F (5 °C)
Jan: -15 °C (5 °F)5 °F (-15 °C)
Rain days
May: 8
Jan: 5 (better)
Crowds
May: Medium
Jan: Low
Prices
May: Medium
Jan: Low
Festivals listed
May: 1
Jan: 0
May: Listed as a month to avoid: Apr–May (thin snow), Sep–Oct (wet).
January: Inside Keystone, Colorado's best window: Dec–Mar (ski), Jun–Aug (bike/hike).
Keystone, Colorado: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm coat, hat and gloves for mornings and evenings