Today | Weather | Thursday, October 30, 2025

Weather in Tempe, Arizona

11:33 AM

Now

86° F

Feels Like 90°

Precipitation 0 %

Wind 5 mph

UV Index (0 - 11+) 4

Humidity 13 %

Today

Day 90°

Night 57°

Precipitation 0 %

Wind 5 mph

UV Index (0 - 11+) 4

Tempe Weather Forecast Updated

31 minutes ago

Last updated on October 30, 2025 11:02 AM

Weather Forecast History

Last Year's Weather on This Day (October 30, 2024)

Day

73°

Night

52°

Wind

4 mph

Precipitation

Air Quality in Tempe

NOW

32 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 6.31 µg/m³

PM₁₀ 20.16 µg/m³

O₃ 0.035 ppm

NO₂ 1 ppb

SO₂ 0.1 ppb

CO 0.11 ppm

NH₃ 1.86 µg/m³

NO 0.53 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 6.31 µg/m³

PM₁₀ – 20.16 µg/m³

O₃ – 67.78 µg/m³

NO₂ – 1.88 µg/m³

SO₂ – 0.35 µg/m³

CO – 129.5 µg/m³

NH₃ – 1.86 µg/m³

NO – 0.53 µg/m³

View Hourly Air Quality Forecast