Today | Weather | Monday, November 3, 2025

Weather in St. Petersburg, Florida

03:03 AM

Now

66° F

Feels Like 64°

Precipitation 0 %

Wind 8 mph

Humidity 77 %

Today

Day 75°

Night 63°

Precipitation 0 %

Wind 15 mph

UV Index (0 - 11+) 5

St. Petersburg Weather Forecast Updated

44 minutes ago

Last updated on November 03, 2025 2:19 AM

Weather Forecast History

Last Year's Weather on This Day (November 3, 2024)

Day

82°

Night

72°

Wind

14 mph

Precipitation

Air Quality in St. Petersburg

NOW

58 AQI

Moderate air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 6.15 µg/m³

PM₁₀ 9.59 µg/m³

O₃ 0.057 ppm

NO₂ 0.3 ppb

SO₂ 0.3 ppb

CO 0.10 ppm

NH₃ 0.01 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 – 6.15 µg/m³

PM₁₀ – 9.59 µg/m³

O₃ – 111.03 µg/m³

NO₂ – 0.57 µg/m³

SO₂ – 0.81 µg/m³

CO – 111.72 µg/m³

NH₃ – 0.01 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast