Phoenix

Phoenix Weather Forecast: Cloudy Skies and Mild Temperatures Through Year-End with a Rainy Christmas Eve

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Published on December 19, 2025
Phoenix Weather Forecast: Cloudy Skies and Mild Temperatures Through Year-End with a Rainy Christmas EveSource: Unsplash/James Day

As Phoenix residents look ahead, a mix of clouds and sunlight is expected to dominate the weather landscape over the coming weeks, according to forecasts. Beginning with afternoon clouds on December 19th and shifting into a pattern of mostly cloudy skies through to December 21st, the city will experience a brief flirtation with broken clouds on December 22nd before overcast conditions take hold through to Christmas Day, Time and Date reports.

With the temperature fluctuating mildly, a slight chill will descend by December 24th, ushering in rain and overcast skies, providing a damper environment for holiday preparations. Christmas Day itself will maintain overcast conditions with a high of 22°C, though the precipitation will be light, leading into a consistent cover of clouds as the city moves towards the year's end. While Phoenix is known for its heat, the tail end of the year appears to wrap the city in a slightly cooler embrace, given the forecasted high of 23°C on New Year's Day.

The extended forecast also suggests that sunshine is set to return post-Christmas, with bright skies on December 27th and 28th. However, the city will not bask in the sun for long as increasing cloudiness is expected on December 29th, with mostly sunny days rounding out the month. As 2025 gives way to 2026, Phoenix residents can anticipate decreased cloudiness on New Year's Day, before broken clouds find their way back into the sky on January 2nd.

But despite the varied cloud cover, the chance of rain remains low overall, except for the notable exception on December 24th, where the probability spikes to 65 percent. The wind remains generally calm with a slight uptick to around 10 km/h on the rainy day, according to the extended forecast. For those venturing out to enjoy the winter air, the UV index stays low, which makes for safer, more comfortable outings. Phoenicians can look forward to a gentle end to the year, with weather conditions that flirt between winter's edge and the region's typically warmer climate.