What is the air quality in Hollister today?

The current Air Quality Index (AQI) in Hollister is 24 (Good). PM2.5 concentration is 5.83 µg/m³.

What is the temperature in Hollister right now?

The current temperature in Hollister is 30.9°C (feels like 30.9°C). Humidity is 20.9% and wind speed is 41.6 km/h.

Is it safe to go outside in Hollister?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 29.9 (Extreme).

Air Quality in Hollister, United States

Windy

30.9°C · 20.9% humidity

30.9°

Feels 30.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

3 stations

Nearby Monitoring Stations

AQI Forecast

27 11am

24 2pm

27 5pm

27 8pm

27 11pm

27 2am

34 5am

34 8am

Air Quality Index Trend

46h · 24 stn

View full history →

Hollister's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

20.9%

Humidity

41.6 km/h

Wind W

1007.1 hPa

Pressure

29.9

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.83 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Hollister?

Temperature & Precipitation

PM2.5 Trend

46h · 24 stations

PM2.55.83 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX29.9

Extreme

Station readings (3 stations within 25 km)

5.83

Median

6.46

Average

5.43

Low

8.4

High

PM2.5 µg/m³ · Model: 6.5 · Bias: +0.7

What is the 7-day forecast for Hollister?

07-21

30.9° 11.8°

07-22

33.6° 16.5°

07-23

27.7° 15.6°

07-24

30.8° 13.7°

07-25

29.9° 12.9°

07-26

31.7° 11.3°

07-27

30.9° 12.6°

Both models agree Avg diff: 4.0°C

Where are air quality stations near Hollister?

Hollister-Rancho San Justo Middle School

1.2 km PM2.5: 5.5 µg/m³

Hollister-Fairview Road, San Benito, California

3.7 km PM2.5: 20.7 µg/m³

San Juan Bautista

11.8 km PM2.5: 5.4 µg/m³

Aromas School

22.1 km PM2.5: 6.0 µg/m³

Prunedale

25.2 km PM2.5: 5.5 µg/m³

Salinas #3, Monterey, California

26.4 km PM2.5: 8.2 µg/m³

Salinas - Sherwood Elementary School

28.9 km PM2.5: 6.1 µg/m³

What cities are near Hollister?

22 Gilroy 23 Prunedale 25 Salinas 21 Watsonville 41 Morgan Hill 28 Marina 19 Soledad 28 Seaside 29 Monterey 27 Pacific Grove

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T21:07 UTC.