Todays weather in Mesa Arizona · 13 May 2026 · 4 min

Todays weather in Mesa Arizona - Wednesday - 13 May 2026

Maricopa County's Extreme Heat Warning is in full effect as Mesa hits 110°F — here's everything you need to know before stepping outside. Today's briefing covers temperatures, humidity, UV index, commute timing, fire risk, and what to wear.

Todays weather in Mesa Arizona
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Todays weather in Mesa Arizona - Wednesday - 13 May 2026

Audio is available on Spreaker — see link below.

What's covered

110°F Extreme Heat Warning

Maricopa County is under an active Extreme Heat Warning today, and Mesa is sitting right at the center of it. Temperatures are pushing one hundred and ten degrees Fahrenheit.

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Humidity, Wind, and UV Conditions

Here's what compounds the heat. Humidity is sitting between ten and twelve percent.

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What to Wear Today

The clothing read for today is straightforward, and the logic behind it is worth knowing. Light, loose-fitting clothing in pale or white colors is the clear call.

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Commute Conditions and Timing

The commute picture today is manageable if you plan around the heat, and difficult if you don't. The practical guidance here is simple.

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Fire Risk and Hydration Watch

Ten percent humidity paired with heat at this level puts the fire risk in extreme territory. Avoid any outdoor burning.

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What to Watch Next

The key uncertainty going forward is duration. There's no confirmed timeline for when this Extreme Heat Warning lifts.

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