Grand Canyon National Park
United States
An awe-inspiring chasm carved by the Colorado River revealing millions of years of stark geological history.
Warmest month is July at 30°C on average. Coolest is January at 6°C.
Six lead datapoints
- CoffeeWorld Bank PPP baseline$4.50 (~$4.50)PPP price tier 4 / 4
- $6.00 (~$6.00)PPP price tier 4 / 4
- Flight timeMethodology11h from London HeathrowGreat-circle plus routing overhead.
- Flight CO2eDEFRA 2024 factors3,142 kg return from London HeathrowDEFRA 2024 economy factors, includes radiative forcing.
- FCDO advisorygov.uk, snapshot compiled 2026-07-11No specific FCDO warnings against travel.Check the latest FCDO advice before booking.
- Tap waterCDC / WHO guidanceTap water is generally safe to drink.
| Month | Avg high | Swing | Rain days |
|---|---|---|---|
| January | 6° | ±6° | · |
| February | 8° | ±8° | · |
| March | 11° | ±7° | · |
| April | 17° | ±7° | · |
| May | 21° | ±7° | · |
| June | 29° | ±5° | · |
| July | 30° | ±4° | · |
| August | 29° | ±4° | · |
| September | 25° | ±5° | · |
| October | 19° | ±7° | · |
| November | 13° | ±7° | · |
| December | 8° | ±7° | · |
What to do
- Walk the South Rim Trail
- Hike down the Bright Angel Trail
- Take a helicopter flight over the canyon
- Raft the Colorado River
How we know this
Values are the average of the last ten calendar years of daily readings from Visual Crossing, snapped to the destination cluster. Swing is the p10 to p90 range of daily highs, halved for the ± figure. Rain days count any day with at least 1 mm of precipitation.