When to go · Phoenix
Phoenix in December
Great month. Inside Phoenix's best window: Nov–Apr.
Key facts
- Verdict
- Great
- Temperature
- 19°C (66°F)66°F (19°C) / 7°C (45°F)45°F (7°C)
- average high / low
- Rain days
- 4
- Crowds
- High
- United States overall
- Prices
- High
- United States overall
Verdict
Inside Phoenix's best window: Nov–Apr.
Is another month better than December?
No other month rates higher than December for Phoenix in this guide.
Weather in December
- PhoenixHighs around 19 °C (66 °F), lows around 7 °C (45 °F), rain on about 4 daysHighs around 66 °F (19 °C), lows around 45 °F (7 °C), rain on about 4 days
- Desert Southwest, United States · Las Vegas, Phoenix, Grand Canyon, Zion, Bryce, Death Valleyfine
Spring and autumn are park season; June–August tops 40–45 °C (104–113 °F) in the low desert, and July–September monsoon storms bring flash floods in canyons.Spring and autumn are park season; June–August tops 104–113 °F (40–45 °C) in the low desert, and July–September monsoon storms bring flash floods in canyons.
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Christmas Day big impact
25 Dec · United States
Most businesses closed; flights full from about 20 Dec to 2 Jan.
Crowds and prices
- Crowds · United States overall
- High
- Prices · United States overall
- High
United States overall: Holiday lights in New York, ski season opens; flights and hotels peak around Christmas and New Year.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Phoenix, side by side.
Verdict
Dec: Great
Jan: Great
Daytime high
Dec: 19 °C (66 °F)66 °F (19 °C)
Jan: 20 °C (68 °F)68 °F (20 °C)
Night low
Dec: 7 °C (45 °F)45 °F (7 °C)
Jan: 8 °C (46 °F)46 °F (8 °C)
Rain days
Dec: 4
Jan: 4
Crowds
Dec: High
Jan: Low
Prices
Dec: High
Jan: Low
Festivals listed
Dec: 1
Jan: 0
December: Inside Phoenix's best window: Nov–Apr.
January: Inside Phoenix's best window: Nov–Apr.
Phoenix: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings