Today | Weather | Monday, September 21, 2026

Weather in Franklin, Tennessee

12:54 PM
Now
Cloudy Weather
93° F
Feels Like 102°
Precipitation 10 %
Wind 6 mph
UV Index (0 - 11+) 6
Humidity 44 %
Today
Sunny with a Chance of Thunderstorms
Day 97°
Night 70°
Precipitation 55 %
Wind 6 mph
UV Index (0 - 11+) 6

Franklin Weather Forecast Updated

13 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Sunny with a Chance of Thunderstorms

Day

90°

Night

66°

Wind

6 mph

UV Index

60

Precipitation

55 %

Air Quality in Franklin

NOW
47 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 7.74 µg/m³
PM10 9.11 µg/m³
O3 0.051 ppm
NO2 0.5 ppb
SO2 0.4 ppb
CO 0.12 ppm
NH3 0.91 µg/m³
NO 0.11 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)
PM2.57.74 µg/m³
PM109.11 µg/m³
O399.8 µg/m³
NO20.87 µg/m³
SO21.06 µg/m³
CO135.32 µg/m³
NH30.91 µg/m³
NO0.11 µg/m³