Grand Canyon Visitor Center, Arizona climate: Climate normals at a NOAA weather station
Grand Canyon Visitor Center's normal year runs from 24°F December nights to 84°F July afternoons, with 17.0 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 10.6°C, December lows of −5°C, July highs of 29°C, 431 mm of precipitation a year.
- NOAA stationGrand Canyon Visitor Center
- Station IDUSC00023582
- Location36.06°N 112.11°W
- Elevation7,083 ft (2,159 m)
On October 24, the normal high in Grand Canyon Visitor Center is 60°F and the normal low 39°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Grand Canyon Visitor Center.
- Jan 42° 26°
- Feb 45° 27°
- Mar 52° 31°
- Apr 59° 36°
- May 68° 44°
- Jun 80° 55°
- Jul 84° 59°
- Aug 81° 58°
- Sep 75° 53°
- Oct 63° 41°
- Nov 51° 33°
- Dec 43° 24°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like at Grand Canyon Visitor Center each month?
July is the warmest month, with normal highs of 84°F; December the coldest, with normal lows of 24°F. The most precipitation falls in August (2.66 in), the least in June (0.41 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 42°F | 26°F | 33.7°F | 1.82 | – | <1 | 26 | 10 h |
| February | 45°F | 27°F | 35.6°F | 1.39 | – | <1 | 21 | 10 h 50 min |
| March | 52°F | 31°F | 41.2°F | 1.32 | – | <1 | 16 | 11 h 50 min |
| April | 59°F | 36°F | 47.8°F | 1.17 | – | <1 | 9 | 13 h |
| May | 68°F | 44°F | 56.0°F | 0.72 | – | <1 | 4 | 14 h |
| June | 80°F | 55°F | 67.3°F | 0.41 | – | 3 | <1 | 14 h 40 min |
| July | 84°F | 59°F | 71.8°F | 2.35 | – | 3 | <1 | 14 h 20 min |
| August | 81°F | 58°F | 69.2°F | 2.66 | – | <1 | <1 | 13 h 30 min |
| September | 75°F | 53°F | 63.7°F | 1.56 | – | <1 | <1 | 12 h 30 min |
| October | 63°F | 41°F | 52.4°F | 1.36 | – | <1 | 3 | 11 h 20 min |
| November | 51°F | 33°F | 41.8°F | 1.05 | – | <1 | 12 | 10 h 20 min |
| December | 43°F | 24°F | 33.3°F | 1.16 | – | <1 | 24 | 9 h 40 min |
| Year (annual) | 62°F | 40°F | 51.1°F | 16.97 | – | 7 | 114 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 5°C | −4°C | 0.9°C | 46 mm |
| February | 7°C | −3°C | 2.0°C | 35 mm |
| March | 11°C | −1°C | 5.1°C | 34 mm |
| April | 15°C | 2°C | 8.8°C | 30 mm |
| May | 20°C | 7°C | 13.3°C | 18 mm |
| June | 27°C | 13°C | 19.6°C | 10 mm |
| July | 29°C | 15°C | 22.1°C | 60 mm |
| August | 27°C | 14°C | 20.7°C | 68 mm |
| September | 24°C | 11°C | 17.6°C | 40 mm |
| October | 17°C | 5°C | 11.3°C | 35 mm |
| November | 11°C | 0°C | 5.4°C | 27 mm |
| December | 6°C | −5°C | 0.7°C | 29 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Grand Canyon National Park 2 (2 miles away), gets 43 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00023582; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
Which months are mildest at Grand Canyon Visitor Center?
Normal highs sit between 65°F and 85°F in May, June, July, August and September.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00023582.
When is the last frost at Grand Canyon Visitor Center?
In Grand Canyon Visitor Center, the last spring frost (32°F) comes after May 2 in half of years and after May 18 in one year in ten; the first autumn frost comes before October 27 in half of years and before October 11 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- May 21 year in 10 after May 18; 9 in 10 after April 17
- First autumn frost, half of years before
- October 271 year in 10 before October 11; 9 in 10 before November 12
NOAA puts the median frost-free season at 177 days, and the season without a hard freeze (28°F) at 203 days.
A hard freeze (28°F) comes after April 17 in half of springs and before November 9 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Grand Canyon Visitor Center in zone 7a in ZIP code 86023, the nearest ZIP area.
Frost dates for every NOAA station in Arizona · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00023582; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get at Grand Canyon Visitor Center?
In a normal year in Grand Canyon Visitor Center, 7 days a year reach 90°F and 114 nights fall to 32°F or colder.
- Days at 90°F or more
- 7a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 114a normal year
- Days that stay below freezing
- 15high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00023582.
How sunny is it at Grand Canyon Visitor Center?
Over a year 86% of the sunlight that would reach the ground under clear skies gets through the clouds at Grand Canyon Visitor Center, 5.4 kWh per square metre a day. June is the sunniest month (93%) and December the cloudiest (78%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 81% | 3.0 |
| February | 79% | 3.9 |
| March | 84% | 5.4 |
| April | 86% | 6.8 |
| May | 88% | 7.7 |
| June | 93% | 8.4 |
| July | 84% | 7.1 |
| August | 85% | 6.6 |
| September | 90% | 5.9 |
| October | 89% | 4.6 |
| November | 86% | 3.4 |
| December | 78% | 2.6 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How many heating and cooling degree days does Grand Canyon Visitor Center record?
A normal year at Grand Canyon Visitor Center brings 5,556 heating degree days, 3% more than the median U.S. place (5,373), and 524 cooling degree days, 42% fewer than the median (908). Seven months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 2,628 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 970 | 0 |
| February | 823 | 0 |
| March | 739 | 0 |
| April | 516 | 0 |
| May | 293 | 13 |
| June | 41 | 109 |
| July | 3 | 214 |
| August | 11 | 142 |
| September | 87 | 46 |
| October | 392 | 2 |
| November | 696 | 0 |
| December | 984 | 0 |
| Year (annual) | 5,556 | 524 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00023582. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
How does Grand Canyon Visitor Center's climate compare?
Grand Canyon Visitor Center is warmer than 12 of the 97 places with their own NOAA record in Arizona, and wetter than 71. Across the 7,247 U.S. stations with normals, its annual mean of 51.1°F is warmer than 45%.
In the Köppen classification computed from these normals, Grand Canyon Visitor Center is Csa: temperate, dry-summer, hot summer. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Questions about Grand Canyon Visitor Center's climate
What is the coldest month at Grand Canyon Visitor Center?
December, with a normal high of 43°F and a normal low of 24°F. The warmest is July (84°F by day, 59°F at night).
Does it snow at Grand Canyon Visitor Center?
Yes. NOAA publishes no 1991-2020 snowfall normal for the station; the nearest record that keeps one, Grand Canyon National Park 2 (2 miles away), records 43 inches of snow in a normal year.
What is the rainiest month at Grand Canyon Visitor Center?
August, with 2.66 in of precipitation in a normal year; the driest is June with 0.41 in.
What plant hardiness zone is Grand Canyon Visitor Center in?
The USDA's 2023 map puts Grand Canyon Visitor Center in zone 7a in ZIP code 86023, the nearest ZIP area.
How late can frost come at Grand Canyon Visitor Center?
In half of years the last 32°F night comes after May 2; in one year in ten it comes after May 18. Waiting until May 18 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Arizona climateThe statewide normals and every place in the state
- Grand Canyon National Park 2, AZ2 miles from this station, 48.1°F a year
- Phantom Ranch, AZ3 miles from this station, 67.6°F a year
- Grand Canyon National Park Airport, AZ8 miles from this station, 46.7°F a year
- Bright Angel Ranger Station, AZ11 miles from this station, 43.4°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made