Arizona Weather Forecast
Arizona weather: 104°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Arizona weather in August
Weather map for Arizona
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Climate in Arizona month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 65° | 43° | 1,1 in | ★★★★☆ |
| February | 74° | 50° | 0,9 in | ★★★★☆ |
| March | 80° | 55° | 1,2 in | ★★★★☆ |
| April | 85° | 60° | 0,1 in | ★★★★★ |
| May | 94° | 69° | 0,1 in | ★★★★★ |
| June | 106° | 81° | 0,4 in | ★★★★☆ |
| July | 107° | 85° | 1,4 in | ★★★☆☆ |
| August | 107° | 85° | 0,6 in | ★★★★☆ |
| September | 101° | 76° | 1,5 in | ★★★★☆ |
| October | 91° | 65° | 1,8 in | ★★★★☆ |
| November | 76° | 52° | 1,2 in | ★★★★☆ |
| December | 70° | 46° | 0,7 in | ★★★★☆ |
Climate type: Hot and arid. Source: Open-Meteo archive (ERA5).
Best time to visit Arizona
Go in February, March, April, May and November. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: July, August and September - expect the least comfortable mix of heat, cold or rain.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- Avoid long hikes after mid-morning; start at dawn or leave it for a cooler day.
- If your dates are flexible, avoid July, August and September - historically the least comfortable months here.
How Arizona compares with nearby places
Annual averages, and the difference against Arizona.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Joshua Tree National Park | 222 mi | 70°F | 38°F cooler | 5 in |
| Lake Mead | 228 mi | 75°F | 33°F cooler | 4 in |
| Anza-Borrego Desert State Park | 250 mi | 74°F | 34°F cooler | 5 in |
| Valley of Fire State Park | 252 mi | 73°F | 36°F cooler | 6 in |
| Harry Reid International Airport | 252 mi | 71°F | 37°F cooler | 6 in |
See the Arizona forecast by time range
Arizona weather - more answers
Explore Arizona
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Arizona?
Arizona is a state in United States. Its coordinates are 33.4484, -112.074. It lies in North America.
What is the weather like in Arizona right now?
It is currently 104°F (40°C) with clear. Humidity is 11% and wind is 6 mph.
When is the best time to visit Arizona?
February, March, April, May and November offer the most comfortable conditions in Arizona, which has a hot and arid climate. July, August and September are usually the hardest months for outdoor plans.
What time zone is Arizona in?
Arizona observes America/Phoenix (UTC-07:00). The local time is 10:02 PM.
How many people live in Arizona?
Arizona has a population of approximately 7.4 million.
What is the nearest airport to Arizona?
The closest airports are Phoenix Sky Harbor International Airport (PHX), 4 mi away, Harry Reid International Airport (LAS), 252 mi away and San Diego International Airport (SAN), 300 mi away.
What are the top things to do in Arizona?
Popular options include Grand Canyon National Park, Petrified Forest National Park, Saguaro National Park, Antelope Canyon, Horseshoe Bend and Grand Canyon (UNESCO World Heritage Site).
What places are in Arizona?
Arizona covers 14 places in this atlas, including Phoenix, Grand Canyon National Park, Petrified Forest National Park, Saguaro National Park, Antelope Canyon and Horseshoe Bend.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-states) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 22, 2026 at 10:02 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
