Today | Weather | Saturday, September 19, 2026

Weather in Surprise, Arizona

12:40 AM
Now
Night
82° F
Feels Like 81°
Precipitation 0 %
Wind 8 mph
Humidity 35 %
Today
Sunny Weather
Day 102°
Night 75°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 7

Surprise Weather Forecast Updated

17 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 19, 2025)
Cloudy Night

Day

97°

Night

79°

Wind

7 mph

Precipitation

1 %

Air Quality in Surprise

NOW
31 AQI
Good air quality Dominant pollutant: PM10

Pollutant Concentrations:

PM2.5 6.04 µg/m³
PM10 34.01 µg/m³
O3 0.023 ppm
NO2 1.3 ppb
SO2 0 ppb
CO 0.09 ppm
NH3 0.86 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)
PM2.56.04 µg/m³
PM1034.01 µg/m³
O344.68 µg/m³
NO22.38 µg/m³
SO20.04 µg/m³
CO103.43 µg/m³
NH30.86 µg/m³
NO0 µg/m³