When to go · Keystone
Keystone in July
Great month. Inside Keystone's best window: May–Sep.
Key facts
- Verdict
- Great
- Temperature
- 30°C (86°F)86°F (30°C) / 14°C (57°F)57°F (14°C)
- average high / low
- Rain days
- 10
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Inside Keystone's best window: May–Sep.
Is another month better than July?
No other month rates higher than July for Keystone in this guide.
Weather in July
- KeystoneHighs around 30 °C (86 °F), lows around 14 °C (57 °F), rain on about 10 daysHighs around 86 °F (30 °C), lows around 57 °F (14 °C), rain on about 10 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.
Independence Day big impact
4 Jul · United States
Fireworks and parades; parks, beaches and flights busy.
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Peak season: parks full, 4 July crowds, 40 °C+ in the desert, humid East. Alaska and the Pacific Northwest are at their best.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Keystone, side by side.
Verdict
Jul: Great
May: Great
Daytime high
Jul: 30 °C (86 °F)86 °F (30 °C)
May: 20 °C (68 °F)68 °F (20 °C)
Night low
Jul: 14 °C (57 °F)57 °F (14 °C)
May: 6 °C (43 °F)43 °F (6 °C)
Rain days
Jul: 10 (better)
May: 11
Crowds
Jul: High
May: Medium
Prices
Jul: High
May: Medium
Festivals listed
Jul: 1
May: 1
July: Inside Keystone's best window: May–Sep.
May: Inside Keystone's best window: May–Sep.
Keystone: figures are long-term averages from this guide, not a forecast.
What to pack
- Light, breathable clothes, a sun hat and sunscreen
- A rain jacket or umbrella and shoes that dry fast