The best times to visit Phoenix for ideal weather are

April 30th to October 14th

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

 

 


Other Phoenix Travel Info

Weather in Phoenix

Temperature

Average temperatures in Phoenix vary drastically. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 34th 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 Phoenix, the hottest months are July, August, and then September. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 95.9°F (35.5°C) with temperatures rarely dropping below 60.7°F (15.9°C) at night.

Phoenix Temperatures (Fahrenheit)

Key
High
Average
Low

Phoenix 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.

Phoenix Perceived Temperature (F)

Key
High
Average
Low

Phoenix Perceived Temperature (C)

Key
High
Average
Low

 

Average Phoenix 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 49.5 38.4 31.2
Feb 55.8 43 33.8
Mar 61.4 47.5 37.4
Apr 66.9 51.6 40.1
May 76.2 59.7 46.5
Jun 83.5 66.7 52.1
Jul 94.2 75.9 59.4
Aug 93.2 74.3 58.1
Sep 87.5 67.8 51.9
Oct 72.1 55.6 43.3
Nov 55.6 44.5 36.7
Dec 47.1 37.9 31.7

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 9.7 3.6 -0.4
Feb 13.2 6.1 1
Mar 16.3 8.6 3
Apr 19.4 10.9 4.5
May 24.6 15.4 8.1
Jun 28.6 19.3 11.2
Jul 34.6 24.4 15.2
Aug 34 23.5 14.5
Sep 30.8 19.9 11.1
Oct 22.3 13.1 6.3
Nov 13.1 6.9 2.6
Dec 8.4 3.3 -0.2

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Phoenix are July, August, and then September. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early July. For example, on the week of July 2nd there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid December with an average of 3 days of significant precipitation the week of December 17th.

When can you find snow in Phoenix? Weather stations report moderate or seasonal snow likely to be deepest around January, especially close to mid January. The best time to ski (if at all) in Phoenix is often around around January 15th 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 Phoenix.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Phoenix (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 17% 2.2 2
Feb 17% 1.8 2
Mar 22% 0 2.2
Apr 18% 0 1.4
May 11% 0 1.1
Jun 8% 0 0.9
Jul 3% 0 0.4
Aug 3% 0 0.4
Sep 6% 0 0.7
Oct 12% 0 1.2
Nov 21% 0 2.3
Dec 29% 1.4 3.2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 17 5.6 5.1
Feb 17 4.6 5.1
Mar 22 0 5.6
Apr 18 0 3.6
May 11 0 2.8
Jun 8 0 2.3
Jul 3 0 1
Aug 3 0 1
Sep 6 0 1.8
Oct 12 0 3
Nov 21 0 5.8
Dec 29 3.6 8.1

 

Humidity and Wind

Phoenix has some very humid months, and slightly dry months in the opposite season. The least humid month is July (30.8% relative humidity), and the most humid month is December (78.1%).

Wind in Phoenix is usually extremely calm. The windiest month is June, followed by July and May. June’s average wind speed of around 4.1 knots (4.8 MPH or 7.7 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 May where average top sustained speeds reach 13 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 1.7 Barely noticeable 6.9 Light breeze
Feb 2.6 Barely noticeable 9.3 Gentle breeze
Mar 3.3 Barely noticeable 10.8 Light breeze
Apr 3.6 Barely noticeable 11.5 Significant breeze
May 4 Light breeze 12.4 Light breeze
Jun 4.1 Light breeze 12.4 Significant breeze
Jul 4.1 Light breeze 12.5 Light breeze
Aug 3.6 Barely noticeable 12.1 Significant breeze
Sep 2.8 Barely noticeable 10.4 Light breeze
Oct 2.2 Barely noticeable 8.4 Gentle breeze
Nov 1.8 Barely noticeable 7.3 Light breeze
Dec 2.1 Barely noticeable 8 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 75.5%
Feb 64.2%
Mar 56.8%
Apr 48.9%
May 42.4%
Jun 38%
Jul 30.8%
Aug 31.2%
Sep 34.7%
Oct 53.4%
Nov 73.3%
Dec 78.1%

 

Is it Safe to Travel to Phoenix?

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 Phoenix, OR, US is August, followed by July and June. 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 Phoenix 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 55.1 in December means 55.1% of the tourists vs. August.

 

 

Overall Phoenix Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 79.9°F (26.6°C) and 56.8°F (13.8°C) with warmer temperatures in the later months. Rain is somewhat common with 3 to 7 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 very comfortable weather with high temperatures that are quite warm. These months see the least precipitation with 1 to 2 days of precipitation per month. June – August is the busiest season for tourism in Phoenix, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 92.3°F (33.5°C) and 50.8°F (10.4°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: 2 to 6 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 Phoenix to be enjoyable for warm weather travelers. The average high during this season is between 57.4°F (14.1°C) and 44.9°F (7.2°C). On average, it rains or snows a fair amount: 5 to 9 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travel› the United States › Phoenix, OR, US