What is the air quality in Harlingen today?

The current Air Quality Index (AQI) in Harlingen is 22 (Good). PM2.5 concentration is 5.32 µg/m³.

What is the temperature in Harlingen right now?

The current temperature in Harlingen is 25.9°C (feels like 25.9°C). Humidity is 50.3% and wind speed is 91.3 km/h.

Is it safe to go outside in Harlingen?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0 (Low).

Air Quality in Harlingen, United States

Windy

25.9°C · 50.3% humidity

25.9°

Feels 25.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated

6 3pm

6 6pm

6 9pm

6 12am

6 3am

6 6am

6 9am

6 12pm

Station readings

CAMS model adj -19

PM2.5 Trend (24h)

18h · 2 stations

50.3%

Humidity

91.3 km/h

Wind SE

1017.3 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Harlingen?

Temperature & Precipitation

PM2.55.32 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

What is the 7-day forecast for Harlingen?

04-09

25.9° 18.9°

0.19 mm

04-10

26.3° 20.1°

0.56 mm

04-11

25.5° 21.2°

0.56 mm

04-12

29.8° 20.9°

04-13

30.4° 21.2°

04-14

31.5° 20.9°

04-15

32.6° 23.1°

Both models agree Avg diff: 1.3°C

What cities are near Harlingen?

21 San Benito 17 Mercedes 17 Weslaco 17 Donna 17 Brownsville 17 Heroica Matamoros 17 Alamo 17 Ciudad Río Bravo 17 San Juan 17 Edinburg

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T18:51 UTC.