Weather in Phoenix
Live weather and 7-day forecast for Phoenix, United States, followed by what to expect in each month of the year.
Sunrise 06:39 Sunset 17:48 Daylight 11h 9m Sun times →
Next 24 hours
7-day forecast
Forecast data from Open-Meteo
Climate in Phoenix: month by month
Averaged over 2023–2025, the warmest month in Phoenix is July, with highs around 43 °C (110 °F) and lows around 30 °C (86 °F); the coolest is January, with highs around 18 °C (64 °F) and lows around 5 °C (41 °F).
Phoenix gets about 289 mm (11 in) of precipitation a year. The wettest month is March (50 mm over about 6 days) and the driest is May (2 mm).
| Month | Avg high | Avg low | Precipitation (in) | Wet days | Daylight |
|---|---|---|---|---|---|
| January | 64° | 41° | 1.6 | 5 | 10h 11m |
| February | 71° | 46° | 1.1 | 3 | 11h 0m |
| March | 75° | 49° | 2.0 | 6 | 11h 57m |
| April | 87° | 58° | 0.2 | 1 | 13h 1m |
| May | 95° | 68° | 0.1 | 1 | 13h 53m |
| June | 105° | 78° | 0.3 | 1 | 14h 21m |
| July | 110° | 86° | 0.2 | 1 | 14h 10m |
| August | 108° | 85° | 0.8 | 3 | 13h 24m |
| September | 102° | 76° | 1.5 | 3 | 12h 24m |
| October | 92° | 65° | 1.8 | 2 | 11h 22m |
| November | 76° | 52° | 1.2 | 3 | 10h 26m |
| December | 71° | 46° | 0.7 | 2 | 9h 57m |
Averages of daily values from the ERA5 reanalysis for 2023–2025 at Phoenix's coordinates (model elevation 333 m), via Open-Meteo (CC BY 4.0). Three recent years are not a 30-year climate normal; reanalysis smooths local extremes and tends to count more light-rain days than a rain gauge would. Daylight is sunrise to sunset on the 15th of each month.
Weather questions for Phoenix
What is the hottest month in Phoenix?
July, with average highs of 43 °C (110 °F) and lows of 30 °C (86 °F) over 2023–2025. The coolest month is January, averaging 18 °C (64 °F) by day and 5 °C (41 °F) at night.
What is the rainiest month in Phoenix?
March, with about 50 mm of precipitation on roughly 6 days. The driest month is May (2 mm), and the yearly total is around 289 mm.
When is the weather mildest in Phoenix?
Going by the averages, February–March and November–December are the months with average daytime highs between 18 °C and 27 °C (64–81 °F) — warm but not hot. March is the month most likely to bring rain.
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About this forecast
The live forecast comes from Open-Meteo, which blends models from national weather services and is fetched fresh in your browser on each visit. Times in the hourly outlook are Phoenix local time (America/Phoenix).