Air Quality in Eureka, United States
Overcast
12.5°C · 92.6% humidity
12.5°
Feels 12.5°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
AQI Forecast
75
12pm
75
75
75
3pm
75
75
50
6pm
50
37
37
9pm
37
37
37
12am
37
37
50
3am
50
50
50
6am
50
75
50
9am
50
50
92.6%
Humidity
39.6 km/h
Wind WSW
1012.7 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
What is the weather forecast for Eureka?
Temperature & Precipitation
PM2.55.9 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
What is the 7-day forecast for Eureka?
04-09
12.5° 9.1°
04-10
11.6° 8.6°
04-11
10.7° 9.6°
0.81 mm
04-12
10.4° 5.4°
1.06 mm
04-13
10.2° 5.1°
1.19 mm
04-14
10.9° 8.0°
04-15
11.1° 9.8°
Both models agree
Avg diff: 1.6°C
What cities are near Eureka?
Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T15:56 UTC.