The best times to visit Mammoth for ideal weather are

March 5th to May 27th


October 1st to December 2nd

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



Other Mammoth Travel Info

Weather in Mammoth


Average temperatures in Mammoth vary drastically. Considering humidity, temperatures feel very nice much of the year, but hot in the summer and cold in the winter with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 48th 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 Mammoth, the hottest months are June, July, and then August. See average monthly temperatures below. The warmest time of year is generally late June where highs are regularly around 103.4°F (39.7°C) with temperatures rarely dropping below 76.1°F (24.5°C) at night.

Mammoth Temperatures (Fahrenheit)


Mammoth Temperatures (Celsius)


“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.

Mammoth Perceived Temperature (F)


Mammoth Perceived Temperature (C)



Average Mammoth 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 66.2 51.8 40.4
Feb 70 54.5 41.9
Mar 77.4 61.9 47.3
Apr 83.8 68.1 52.4
May 91.2 76.2 59.9
Jun 101.1 86.9 70.5
Jul 98.6 85.9 75.2
Aug 98.5 85.5 74.5
Sep 94.8 81.6 69.8
Oct 86.4 71.5 58.1
Nov 75.8 61.1 48.4
Dec 65.1 51.1 40

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 19 11 4.7
Feb 21.1 12.5 5.5
Mar 25.2 16.6 8.5
Apr 28.8 20.1 11.3
May 32.9 24.6 15.5
Jun 38.4 30.5 21.4
Jul 37 29.9 24
Aug 36.9 29.7 23.6
Sep 34.9 27.6 21
Oct 30.2 21.9 14.5
Nov 24.3 16.2 9.1
Dec 18.4 10.6 4.4



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Mammoth are June, May, and then November. 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 mid July with an average of 2 days of significant precipitation the week of July 16th.

When can you find snow in Mammoth? Weather stations report no annual snow. 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 Mammoth.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 7% 0 1.1
Feb 9% 0 1.1
Mar 4% 0 0.6
Apr 4% 0 0.6
May 2% 0 0.8
Jun 2% 0 0.2
Jul 20% 0 3.4
Aug 15% 0 2
Sep 8% 0 3
Oct 5% 0 0.7
Nov 3% 0 0.4
Dec 11% 0 1.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 7 0 2.8
Feb 9 0 2.8
Mar 4 0 1.5
Apr 4 0 1.5
May 2 0 2
Jun 2 0 0.5
Jul 20 0 8.6
Aug 15 0 5.1
Sep 8 0 7.6
Oct 5 0 1.8
Nov 3 0 1
Dec 11 0 3


Humidity and Wind

Mammoth has some months with regular humidity, with some very dry months. The least humid month is May (10.2% relative humidity), and the most humid month is December (37.2%).

Wind in Mammoth is usually calm. The windiest month is May, followed by April and June. May’s average wind speed of around 7.2 knots (8.3 MPH or 13.3 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid July where average top sustained speeds reach 18.4 knots, which is considered a fresh breeze.

Relative Humidity (%)

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

Avg. Relative Humidity


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

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 6.1 Light breeze 12.7 Significant breeze
Feb 6 Light breeze 12.9 Significant breeze
Mar 6.6 Light breeze 14.2 Significant breeze
Apr 7.1 Gentle breeze 15.1 Significant breeze
May 7.2 Gentle breeze 15.2 Significant breeze
Jun 6.9 Light breeze 15.1 Significant breeze
Jul 6.7 Light breeze 17.5 Significant breeze
Aug 6 Light breeze 15.3 Significant breeze
Sep 6.3 Light breeze 14 Significant breeze
Oct 6.4 Light breeze 13.1 Significant breeze
Nov 6.4 Light breeze 13.2 Significant breeze
Dec 5.7 Light breeze 12.5 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 30.8%
Feb 28.6%
Mar 17.8%
Apr 12.4%
May 10.2%
Jun 10.3%
Jul 34.1%
Aug 34.9%
Sep 31.1%
Oct 22.3%
Nov 24%
Dec 37.2%


Is it Safe to Travel to Mammoth?

Our best data indicates this area is generally safe. As of Dec 04, 2023 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 Dec 04, 2023.


The Busiest and Least Crowded Months

The busiest month for tourism in Mammoth, AZ, US is March, followed by February and January. 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 Mammoth in October. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

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 44 in October means 44% of the tourists vs. March.



Overall Mammoth Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 97.7°F (36.5°C) and 72.8°F (22.7°C) with warmer temperatures in the later months. Rain is rare with roughly 1 days of significant precipitation per month. Spring is the second 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 hot weather with high temperatures that are quite warm. These months see the most precipitation with 1 to 6 days of precipitation per month. June – August is fairly slow season for tourism in Mammoth, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 95.5°F (35.3°C) and 70.1°F (21.2°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 1 to 2 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is too cold this time of year in Mammoth to be enjoyable for warm weather travelers. The average high during this season is between 72.8°F (22.7°C) and 61.7°F (16.5°C). On average, it rains or snows a smalll amount: 2 to 3 times per month. These times of year are the busiest with tourists.


Best Times to Travelthe United States › Mammoth, AZ, US