Weather for Supai, Arizona
Current Weather
Humidity: 9%
Feels Like: 83.9°F
Wind: WSW 8.9 mph
Wind Gusts: 10.3 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 11.1
Five Day Weather Forecast
Mon
H: 98°F
L: 64°F
Tue
H: 96°F
L: 66°F
Wed
H: 87°F
L: 60°F
Thu
H: 86°F
L: 61°F
Fri
H: 88°F
L: 66°F
Air Quality
Nitrogen Dioxide: 1.11 μg/m3
Sulphur Dioxide: 0.56 μg/m3
Ozone: 114 μg/m3
Astronomical
Sun Transit: 12:34 AM
Sunset: 7:52 PM
Daylight: 14 hrs 37 mins
Moon Transit: 5:13 PM
Moonset: 12:09 AM
Moon Phase: Waxing Crescent
Moon Illumination: 21.6%
Best Times for Fishing or Hunting
Major Periods
1:16 AM - 3:46 AM4:43 PM - 7:13 PM
Minor Periods
10:16 AM - 11:46 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Extreme Heat Warning issued June 29 at 1:55AM MST until July 1 at 7:00PM MST by NWS Flagstaff AZ
Effective: Sun June 29, 2025, 8:55 AM
Expires: Mon June 30, 2025, 6:00 PM
* WHAT...Dangerously hot conditions below 4000 feet, with daytime temperatures ranging from 104 degrees at Havasupai Gardens, to 114 degrees at Phantom Ranch. * WHERE...Lower elevations of the Grand Canyon. * WHEN...Until 7 PM MST Tuesday. * IMPACTS...Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonged outdoor exposure.
This warning is reserved for only the hottest days of the year and is issued when temperatures are expected to rise to dangerous levels. Day hikers on Bright Angel Trail should descend no farther than 1 1/2 miles from the upper trailhead. Between the hours of 10 AM and 4 PM, hikers should be out of the canyon or at Havasupai Gardens or Bright Angel campgrounds, physical activity is discouraged. All hikers should have adequate gear, including a wide-brimmed hat, sunscreen, salty snacks, sufficient water, and electrolyte mix. Doubling your calorie intake helps maintain your energy. Hike smart.
Extreme Heat Warning issued June 29 at 1:55AM MST until July 1 at 7:00PM MST by NWS Flagstaff AZ
Effective: Sun June 29, 2025, 8:55 AM
Expires: Mon June 30, 2025, 6:00 PM
* WHAT...Dangerously hot conditions below 4000 feet, with daytime temperatures ranging from 104 degrees at Havasupai Gardens, to 114 degrees at Phantom Ranch. * WHERE...Lower elevations of the Grand Canyon. * WHEN...Until 7 PM MST Tuesday. * IMPACTS...Most individuals will be at risk for heat-related illnesses without effective cooling or adequate hydration, especially with prolonged outdoor exposure.
This warning is reserved for only the hottest days of the year and is issued when temperatures are expected to rise to dangerous levels. Day hikers on Bright Angel Trail should descend no farther than 1 1/2 miles from the upper trailhead. Between the hours of 10 AM and 4 PM, hikers should be out of the canyon or at Havasupai Gardens or Bright Angel campgrounds, physical activity is discouraged. All hikers should have adequate gear, including a wide-brimmed hat, sunscreen, salty snacks, sufficient water, and electrolyte mix. Doubling your calorie intake helps maintain your energy. Hike smart.
Weather Forecast
Average Temperature: 82°F
Average Humidity: 17%
Wind: 15 mph
UV Index: 2.9
Air Quality
Nitrogen Dioxide: 3.52 μg/m3
Sulphur Dioxide: 0.88 μg/m3
Ozone: 96.28 μg/m3
Astronomical
Sun Transit: 12:34 AM
Sunset: 7:52 PM
Daylight: 14 hrs 37 mins
Moon Transit: 5:13 PM
Moonset: 12:09 AM
Moon Phase: Waxing Crescent
Moon Illumination: 21.6%
Best Times for Fishing or Hunting
Major Periods
1:16 AM - 3:46 AM4:43 PM - 7:13 PM
Minor Periods
10:16 AM - 11:46 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 80.7°F
Average Humidity: 24%
Wind: 24.4 mph
UV Index: 2.8
Air Quality
Nitrogen Dioxide: 3.84 μg/m3
Sulphur Dioxide: 0.74 μg/m3
Ozone: 97.92 μg/m3
Astronomical
Sun Transit: 12:34 AM
Sunset: 7:52 PM
Daylight: 14 hrs 36 mins
Moon Transit: 5:54 PM
Moonset: 12:32 AM
Moon Phase: Waxing Crescent
Moon Illumination: 31.6%
Best Times for Fishing or Hunting
Major Periods
1:58 AM - 4:28 AM5:24 PM - 7:54 PM
Minor Periods
11:15 AM - 12:45 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 74.4°F
Average Humidity: 47%
Wind: 17.2 mph
UV Index: 2.3
Air Quality
Nitrogen Dioxide: 2.04 μg/m3
Sulphur Dioxide: 0.72 μg/m3
Ozone: 108.6 μg/m3
Astronomical
Sun Transit: 12:34 AM
Sunset: 7:52 PM
Daylight: 14 hrs 35 mins
Moon Transit: 6:34 PM
Moonset: 12:54 AM
Moon Phase: First Quarter
Moon Illumination: 42.6%
Best Times for Fishing or Hunting
Major Periods
2:38 AM - 5:08 AM6:04 PM - 8:34 PM
Minor Periods
12:13 AM - 1:43 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 75.2°F
Average Humidity: 39%
Wind: 21.5 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 3.03 μg/m3
Sulphur Dioxide: 0.55 μg/m3
Ozone: 94.68 μg/m3
Astronomical
Sun Transit: 12:34 AM
Sunset: 7:52 PM
Daylight: 14 hrs 35 mins
Moon Transit: 7:14 PM
Moonset: 12:17 AM
Moon Phase: First Quarter
Moon Illumination: 53.9%
Best Times for Fishing or Hunting
Major Periods
3:18 AM - 5:48 AM6:44 PM - 9:14 PM
Minor Periods
1:11 PM - 2:41 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 77.3°F
Average Humidity: 22%
Wind: 17.9 mph
UV Index: 7
Air Quality
Nitrogen Dioxide: 4.3 μg/m3
Sulphur Dioxide: 0.28 μg/m3
Ozone: 74.62 μg/m3
Astronomical
Sun Transit: 12:35 AM
Sunset: 7:52 PM
Daylight: 14 hrs 34 mins
Moon Transit: 7:56 PM
Moonset: 12:41 AM
Moon Phase: First Quarter
Moon Illumination: 65.0%
Best Times for Fishing or Hunting
Major Periods
3:58 AM - 6:28 AM7:26 PM - 9:56 PM
Minor Periods
2:10 PM - 3:40 PM12:11 AM - 1:41 AM
Action Rating: 3 out of 5