The best times to visit Grand Canyon for ideal weather are

May 28th to September 30th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Grand Canyon Travel Info

Weather in Grand Canyon

Temperature

Average temperatures in Grand Canyon vary drastically. Considering humidity, temperatures feel cold for most of the year with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 41st percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Grand Canyon, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late June where highs are regularly around 88.9°F (31.6°C) with temperatures rarely dropping below 43.5°F (6.4°C) at night.

Grand Canyon Temperatures (Fahrenheit)

Key
High
Average
Low

Grand Canyon Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Grand Canyon Perceived Temperature (F)

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High
Average
Low

Grand Canyon Perceived Temperature (C)

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High
Average
Low

 

Average Grand Canyon Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 45.4 27.7 12.9
Feb 47.9 30.9 16.3
Mar 57.4 38.8 20.9
Apr 63.4 44.2 24.4
May 71.6 52.5 30.8
Jun 83.7 63.5 38.3
Jul 85.8 68 49.5
Aug 83.6 65.8 48
Sep 78.2 59.3 40.6
Oct 66.8 46.9 28.8
Nov 55.7 36.8 20.3
Dec 43.8 27.6 13.8

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 7.4 -2.4 -10.6
Feb 8.8 -0.6 -8.7
Mar 14.1 3.8 -6.2
Apr 17.4 6.8 -4.2
May 22 11.4 -0.7
Jun 28.7 17.5 3.5
Jul 29.9 20 9.7
Aug 28.7 18.8 8.9
Sep 25.7 15.2 4.8
Oct 19.3 8.3 -1.8
Nov 13.2 2.7 -6.5
Dec 6.6 -2.4 -10.1

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Grand Canyon are June, November, and then May. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late March. For example, on the week of March 26th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid July with an average of 2 days of significant precipitation the week of July 9th.

When can you find snow in Grand Canyon? Weather stations report moderate or seasonal snow likely to be deepest around April, especially close to mid April. The best time to ski (if at all) in Grand Canyon is often around around April 16th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Grand Canyon.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Grand Canyon (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 8% 0 0.9
Feb 9% 0 0.9
Mar 7% 0 0.8
Apr 7% 5.5 0.6
May 6% 0 0.8
Jun 3% 0 0.3
Jul 17% 0 2.1
Aug 13% 0 2.1
Sep 12% 0 1.6
Oct 9% 0 1.2
Nov 5% 0 0.5
Dec 10% 0 1.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 8 0 2.3
Feb 9 0 2.3
Mar 7 0 2
Apr 7 14 1.5
May 6 0 2
Jun 3 0 0.8
Jul 17 0 5.3
Aug 13 0 5.3
Sep 12 0 4.1
Oct 9 0 3
Nov 5 0 1.3
Dec 10 0 3

 

Humidity and Wind

Grand Canyon has some comfortably humid months, with some very dry months. The least humid month is June (13.8% relative humidity), and the most humid month is December (53.7%).

Wind in Grand Canyon is usually calm. The windiest month is April, followed by May and June. April’s average wind speed of around 6.6 knots (7.6 MPH or 12.3 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early April where average top sustained speeds reach 17.5 knots, which is considered a fresh breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Grand Canyon.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 4.8 Light breeze 12.1 Significant breeze
Feb 5 Light breeze 13.2 Significant breeze
Mar 5.6 Light breeze 14.6 Significant breeze
Apr 6.6 Light breeze 16.4 Significant breeze
May 6.5 Light breeze 16.2 Significant breeze
Jun 6.2 Light breeze 16.5 Significant breeze
Jul 4.2 Light breeze 13.4 Significant breeze
Aug 4 Light breeze 12.7 Significant breeze
Sep 4.2 Light breeze 12.8 Significant breeze
Oct 4.7 Light breeze 12.9 Significant breeze
Nov 4.9 Light breeze 13 Significant breeze
Dec 4.8 Light breeze 12.2 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 46.5%
Feb 47.6%
Mar 32.3%
Apr 24.4%
May 23.1%
Jun 13.8%
Jul 35.5%
Aug 39.9%
Sep 35.9%
Oct 34.5%
Nov 36.4%
Dec 53.7%

 

Is it Safe to Travel to Grand Canyon?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Grand Canyon, AZ, US is May, followed by June and April. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Grand Canyon in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 19.9 in December means 19.9% of the tourists vs. May.

 

 

Overall Grand Canyon Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 78.8°F (26°C) and 49.8°F (9.9°C) with warmer temperatures in the later months. Rain is rare with roughly 2 days of significant precipitation per month. Spring is the busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the most precipitation with 1 to 5 days of precipitation per month. June – August is the second busiest season for tourism in Grand Canyon, so lodging and other accommodations may cost slightly more.

Fall (September through November)

Fall daily highs range from 80.3°F (26.8°C) and 51.5°F (10.8°C), which will feel chilly given the humidity and wind. It rains or snows a normal amount: 2 to 4 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Winter (December through February)

Weather is far too cold this time of year in Grand Canyon to be enjoyable for warm weather travelers. The average high during this season is between 50.2°F (10.1°C) and 40.5°F (4.7°C). On average, it rains or snows a smalll amount: 2 to 3 times per month. These times of year are the slowest with tourists.

 

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