USA
Phoenix Climate & Weather Guide
Average temperatures, rainfall and conditions through the year, based on 20 years of historical data.
Climate Overview
Phoenix experiences its warmest weather in July, with average highs reaching 40.9°C (105.6°F). The coolest month is typically December, averaging 18.4°C (65.1°F). Rainfall is heaviest in July (around 34.5mm), while June tends to be the driest month of the year with approximately 3.6mm of precipitation.
40.9°C (105.6°F)
Hottest month avg high
18.4°C (65.1°F)
Coolest month avg high
35mm
Wettest month avg
4mm
Driest month avg
Temperature by Month
Rainfall by Month
Sunshine Hours
Monthly Averages
| Month | Avg High | Avg Low | Rainfall | Rainy Days | Sunshine |
|---|---|---|---|---|---|
| Jan | 18.7°C (65.7°F) | 5°C (41°F) | 30.5mm | 3 | 8.8h |
| Feb | 21.1°C (70°F) | 6.7°C (44.1°F) | 22.8mm | 3 | 9.8h |
| Mar | 25.2°C (77.4°F) | 10.1°C (50.2°F) | 23.6mm | 3 | 10.8h |
| Apr | 30°C (86°F) | 14.6°C (58.3°F) | 3.9mm | 1 | 12.4h |
| May | 34.2°C (93.6°F) | 19.4°C (66.9°F) | 4.3mm | 1 | 12.9h |
| Jun | 40.4°C (104.7°F) | 25.3°C (77.5°F) | 3.6mm | 1 | 13.4h |
What to Pack
Suggested packing for Phoenix's climate.
Versatile Layers
Light layers that work for both mild afternoons and cooler evenings.
Sun Protection
Sunscreen, a wide-brimmed hat and sunglasses for hot, sunny days.
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