Today | Weather | Sunday, July 19, 2026

Weather in Jacksonville, Florida

07:31 AM
Now
Cloudy Weather
79° F
Feels Like 90°
Precipitation 7 %
Wind 5 mph
UV Index (0 - 11+) 2
Humidity 88 %
Today
Stormy Weather
Day 95°
Night 75°
Precipitation 57 %
Wind 9 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Jacksonville Weather Forecast Updated

7 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (July 19, 2025)
Cloudy Night

Day

100°

Night

77°

Wind

7 mph

Precipitation

25 %

Air Quality in Jacksonville

NOW
15 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.88 µg/m³
PM10 2.05 µg/m³
O3 0.016 ppm
NO2 1.9 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 0.24 µg/m³
NO 0.19 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)
PM2.51.88 µg/m³
PM102.05 µg/m³
O330.83 µg/m³
NO23.57 µg/m³
SO20.31 µg/m³
CO112.37 µg/m³
NH30.24 µg/m³
NO0.19 µg/m³