Which is the hottest month in Arizona?

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

Does it ever rain in Arizona?

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

Best time to visit Arizona

Q: When is the best time to visit Arizona?

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

Q: When is it sunniest in Arizona?

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

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

Arizona by month

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

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Top Arizona destinations

Below are the temperatures expected today at popular countries, regions and places in Arizona. Select a destination to compare today's forecast with average weather conditions.

All Arizona destinations

When is the best time to visit Arizona?

The best time to visit Arizona (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)

More about Arizona

Explore our complete guide to Arizona with the latest travel advice for travellers and holidaymakers including official updates and local travel tips for Arizona.

Essential travel guide
Travel guidance
Travel health
Travel features
Top travel deals
FAQs

Arizona travel guide - essential info

Below is a beginner's guide to Arizona with essential travel facts such as dominant language spoken, typical flight time from the UK and the local currency. You can also check whether visas are required and what plug adapter you need to pack.

Arizona - quick facts
Flight time^✝	11 hours
Time difference	UK -7 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes

Why visit Arizona?

Considering a holiday to the Arizona? Here are some of the very good reasons it makes such a wonderful holiday destination such as for its nature to ensure you get the most out of your 2025/2026 escape.

Nature

Arizona tourist information

Arizona Office of Tourism

✝ = Typical flight time from the UK and visa requirements for UK travellers.

Travelling to Arizona?
Hotels Flights eSIMs Travel insurance

Arizona travel guidance

Check the latest travel guidance and advice on visiting Arizona from official government sources (in english) from around the world including entry requirements and travel restrictions.

UK traveller advice for the Arizona - UK FCDO
Irish traveller advice for the Arizona - Department of Foreign Affairs, Ireland
Canadian travel advice for the Arizona - Government of Canada
Safe travel advisories for the Arizona - Ministry of Foreign Affairs, New Zealand
Smarter traveller advice for the Arizona - Department of Foreign Affairs, Australia

Learn more about the current safety and security risks from terrorism, natural disasters and more. Read about the local laws and customs to consider when travelling around Arizona.

Note: UK FCDO - UK Foreign, Commonwealth & Development Office

Arizona travel health

Find out more about staying safe when travelling to Arizona with the latest guidance on required vaccinations and recommended medication to take with you.

Vaccines & medicines for the Arizona - CDC
Health & vaccinations for the Arizona - TravelHealthPro, NaTHNac
How to stay safe & healthy in the Arizona - Fit for Travel, Public Health Scotland

Check out the general travel tips for staying safe and healthy in Arizona, risks of preventable diseases and what to pack.

Note: CDC - Centers for Disease Control and Prevention

Arizona travel features

Do you want to learn more about Arizona? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Arizona.

Arizona FAQs

Read our frequently asked questions about travelling to Arizona including the current entry restrictions, driving side, electrical plugs used and much more.

Which month has the most rain in Arizona?

In terms of rainfall, January is usually the wettest month in Phoenix, Arizona with 0mm on average. There are normally no days in January with some rain.

When is it sunniest in Arizona?

The sunniest time of year in Phoenix, Arizona is normally January with bright sunshine on average for 0% of daylight hours; that's 0 hours of sunshine per day.

When is the sea warmest in Arizona?

The sea is usually at its warmest in Phoenix, Arizona in January when the water temperature reaches 0°C.

What is the flight time to Arizona from the UK?

The flight time to Arizona from the UK is typically 11 hours.

What is the time difference between Arizona and the UK?

The time difference between Arizona and the UK is UK time-7 hours.

What is the main language spoken in Arizona?

The main language spoken in Arizona is English.

Learn a language for Arizona with Rosetta Stone^*, Busuu^* and Rocket Languages^*.

What is the currency in Arizona?

The currency in Arizona is the US Dollar (USD).

Send money to Arizona with TransferGo^*.

Which plugs are used in Arizona?

Arizona uses electrical plug type A + B (120 Volts).

Which side of the road do they drive on in Arizona?

They drive on the right side of the road in Arizona.

Find out more about driving in USA with International Drivers Association^*.

Do you need a visa for Arizona?

Yes, UK passport holders do need a visa to enter Arizona.

Check USA visa requirements for all passport holders with VisaHQ^*.

Arizona travel deals

Holidays to Arizona

Check out the latest deals, discount codes and special offers on holidays to Arizona in 2025/2026. Pay low deposits and save with last minute holiday availability and free kids places.