Today | Weather | Wednesday, March 4, 2026

Weather in Phoenix, Arizona

01:48 AM
Now
Night
63° F
Feels Like 63°
Precipitation 0 %
Wind 5 mph
Humidity 30 %
Today
Cloudy Weather
Day 84°
Night 55°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 5

Phoenix Weather Forecast Updated

37 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 4, 2025)
Sunny Weather

Day

72°

Night

50°

Wind

6 mph

UV Index

5

Precipitation

0 %

Air Quality in Phoenix

NOW
48 AQI
Good air quality Dominant pollutant: PM10

Pollutant Concentrations:

PM2.5 10.87 µg/m³
PM10 51.53 µg/m³
O3 0.041 ppm
NO2 0.6 ppb
SO2 0 ppb
CO 0.10 ppm
NH3 1.2 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.510.87 µg/m³
PM1051.53 µg/m³
O381.13 µg/m³
NO21.04 µg/m³
SO20.09 µg/m³
CO116.79 µg/m³
NH31.2 µg/m³
NO0 µg/m³