Today | Weather | Tuesday, October 21, 2025

Weather in Clarksville, Tennessee

09:17 PM

Now

57° F

Feels Like 57°

Precipitation 0 %

Wind 6 mph

Humidity 43 %

Today

Day 72°

Night 45°

Precipitation 0 %

Wind 6 mph

Clarksville Weather Forecast Updated

43 minutes ago

Last updated on October 21, 2025 8:33 PM

Weather Forecast History

Last Year's Weather on This Day (October 21, 2024)

Day

77°

Night

46°

Wind

4 mph

Precipitation

Air Quality in Clarksville

NOW

36 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 1.07 µg/m³

PM₁₀ 1.34 µg/m³

O₃ 0.038 ppm

NO₂ 0.9 ppb

SO₂ 0.1 ppb

CO 0.09 ppm

NH₃ 0.71 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 1.07 µg/m³

PM₁₀ – 1.34 µg/m³

O₃ – 75.52 µg/m³

NO₂ – 1.69 µg/m³

SO₂ – 0.32 µg/m³

CO – 108.51 µg/m³

NH₃ – 0.71 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast