What is the air quality in Hollister today?

The current Air Quality Index (AQI) in Hollister is 24 (Good). PM2.5 concentration is 5.74 µg/m³.

What is the temperature in Hollister right now?

The current temperature in Hollister is 17.9°C (feels like 17.9°C). Humidity is 69.5% and wind speed is 32.5 km/h.

Is it safe to go outside in Hollister?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Hollister, United States

Partly Cloudy

17.9°C · 69.5% humidity

17.9°

Feels 17.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

4 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

46h · 32 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.

69.5%

Humidity

32.5 km/h

Wind WSW

1014.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.74 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Hollister?

Temperature & Precipitation

PM2.5 Trend

46h · 32 stations

PM2.55.74 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (4 stations within 25 km)

5.74

Median

5.67

Average

4.44

Low

7.2

High

PM2.5 µg/m³ · Model: 5.8 · Bias: +0.1

What is the 7-day forecast for Hollister?

10-20

25.4° 12.1°

10-21

26.2° 12.2°

10-22

31.3° 12.8°

10-23

27.4° 12.1°

10-24

25.0° 11.2°

10-25

28.8° 10.7°

3.0 mm

10-26

25.7° 11.0°

Both models agree Avg diff: 5.0°C

Where are air quality stations near Hollister?

Hollister-Rancho San Justo Middle School

1.2 km PM2.5: 5.6 µg/m³

Hollister-Fairview Road, San Benito, California

3.7 km PM2.5: 6.7 µg/m³

Hollister-Fairview Road, San Benito, California

3.7 km PM2.5: 7.2 µg/m³

San Juan Bautista

11.8 km PM2.5: 5.5 µg/m³

Aromas School

22.1 km PM2.5: 4.4 µg/m³

Prunedale

25.2 km PM2.5: 4.3 µg/m³

Salinas #3, Monterey, California

26.4 km PM2.5: 6.5 µg/m³

Salinas #3, Monterey, California

26.4 km PM2.5: 7.0 µg/m³

Salinas - Sherwood Elementary School

28.9 km PM2.5: 4.9 µg/m³

What cities are near Hollister?

20 Gilroy 18 Prunedale 22 Salinas 18 Watsonville 20 Morgan Hill 18 Marina 25 Soledad 18 Seaside 17 Monterey 17 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 2026-10-20T23:41 UTC.