Porterville, California, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 29th Oct - 30th Oct 2025
Porterville, California, United States
7 AM29th Oct 2025
6 PM
6 AM30th Oct 2025
69AQI
44AQI
83AQI
59AQI
In the last 24 hours,
Porterville's AQI reached its highest point of 83 at 12 AM during the Night, while the lowest point, 44, was recorded at 8 AM during the Day between 29th Oct and 30th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Porterville, California, United States
--°C/°C
22°C15/30°C
23°C16/31°C
20°C15/25°C
18°C10/27°C
21°C12/30°C
22°C12/33°C
23°C14/34°C
22°C13/32°C
19°C11/28°C
19°C11/29°C
18°C11/25°C
16°C8/26°C
16°C8/26°C
14°C10/18°C
13°C8/19°C
13°C9/20°C
16°C9/25°C
18°C10/28°C
19°C10/30°C
19°C12/29°C
20°C11/30°C
19°C14/25°C
17°C11/23°C
17°C11/28°C
18°C10/27°C
17°C12/25°C
14°C10/18°C
14°C9/23°C
18°C9/28°C
21°C16/30°C
54AQI
48AQI
64AQI
51AQI