Which is the hottest month in Phoenix?

The hottest time of year in Phoenix is normally July. Expect maximum daytime temperatures to reach 41°C with extreme heat and humidity.

Does it ever rain in Phoenix?

It never rains much in Phoenix but August usually has the most rain with an average of 32mm. There are normally 5 days in August with some rain.

When is it sunniest in Phoenix?

The sunniest time of year in Phoenix is normally June with bright sunshine on average for 95% of daylight hours; that's 14 hours of sunshine per day.

Best time to visit Phoenix

Q: When is the best time to visit Phoenix?

The best time to visit Phoenix is March based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Find the best time to visit Phoenix and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Phoenix by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Arizona

Virgin Holidays: £100 off Walt Disney World resort

Discount Code

Save £100 per room at Walt Disney World Resort 2026 stays
Enjoy 14 day park tickets for the price of 7. Use promo code
Travel between 7th Jan & 19th Dec 2026 (inclusive)

Show discount code

******E26

Redeem Virgin Holidays discount code >>

Expires at 23:59 on Wednesday 5th Nov 2025 · View all Virgin Holidays offers

When is the best time to visit Phoenix?

The best time to visit Phoenix is March based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

3.5
Jan
4
Feb
5
Mar
4.5
Apr
2.5
May
2.5
Jun
2.5
Jul
2.5
Aug
2.5
Sep
4
Oct
4
Nov
3.5
Dec

Change criteria

Max Day Temperature (°C)

19
Jan
21
Feb
24
Mar
29
Apr
34
May
39
Jun
41
Jul
39
Aug
37
Sep
31
Oct
24
Nov
19
Dec

Hours of Sunshine (daily)

8
Jan
9
Feb
10
Mar
12
Apr
13
May
14
Jun
12
Jul
12
Aug
11
Sep
10
Oct
9
Nov
8
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Arizona (Phoenix) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)