Today | Weather | Friday, October 31, 2025

Weather in Gilbert, Arizona

11:53 PM

Now

68° F

Feels Like 64°

Precipitation 0 %

Wind 6 mph

Humidity 33 %

Today

Day 88°

Night 57°

Precipitation 0 %

Wind 6 mph

UV Index (0 - 11+) 4

Gilbert Weather Forecast Updated

43 minutes ago

Last updated on October 31, 2025 11:10 PM

Weather Forecast History

Last Year's Weather on This Day (October 31, 2024)

Day

77°

Night

50°

Wind

4 mph

UV Index

Precipitation

Air Quality in Gilbert

NOW

57 AQI

Moderate air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 15.16 µg/m³

PM₁₀ 61.92 µg/m³

O₃ 0.038 ppm

NO₂ 1.3 ppb

SO₂ 0.1 ppb

CO 0.10 ppm

NH₃ 2.33 µg/m³

NO 0 µg/m³

PM_2.5 – 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 15.16 µg/m³

PM₁₀ – 61.92 µg/m³

O₃ – 74.16 µg/m³

NO₂ – 2.41 µg/m³

SO₂ – 0.3 µg/m³

CO – 116.41 µg/m³

NH₃ – 2.33 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast