Today | Weather | Sunday, August 9, 2026
Active Weather Warnings

Weather in Evansville, Indiana

04:37 PM
Now
Cloudy Weather
90° F
Feels Like 97°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 3
Humidity 55 %
Today
Cloudy Weather
Day 90°
Night 72°
Precipitation 0 %
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.

Evansville Weather Forecast Updated

9 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (August 9, 2025)
Cloudy Night

Day

91°

Night

70°

Wind

2 mph

Precipitation

2 %

Air Quality in Evansville

NOW
36 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.05 µg/m³
PM10 3.23 µg/m³
O3 0.039 ppm
NO2 0.3 ppb
SO2 0.1 ppb
CO 0.10 ppm
NH3 0.56 µg/m³
NO 0.09 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)
PM2.53.05 µg/m³
PM103.23 µg/m³
O376.75 µg/m³
NO20.64 µg/m³
SO20.18 µg/m³
CO114.01 µg/m³
NH30.56 µg/m³
NO0.09 µg/m³

Weather Alerts and Warnings for Evansville

Moderate Expected Likely

Heat Advisory

Heat Advisory issued August 9 at 10:28AM CDT until August 12 at 8:00PM CDT by NWS Paducah KY
Aug 9, 12:00 PM Aug 12, 8:00 PM
WHAT: Heat index values around or in excess of 100 degrees daily;
localized values up to near 110 degrees possible Monday and
Tuesday.

WHERE: All of southern Illinois, southwest Indiana, western
Kentucky, and southeast Missouri.

WHEN: Until 8 PM CDT /9 PM EDT/ Wednesday.

IMPACTS: Hot temperatures and high humidity may cause heat
illnesses.

ADDITIONAL DETAILS: Peak heat index values will be closer to 100
degrees today. Dangerous heat and humidity may also extend into
Thursday depending upon the timing of a cold front.
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Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Updated: Aug 9, 4:27 PM Source: NWS Alert