What is the air quality in Viterbo today?

The current Air Quality Index (AQI) in Viterbo is 19 (Good). PM2.5 concentration is 4.57 µg/m³.

What is the temperature in Viterbo right now?

The current temperature in Viterbo is 19.6°C (feels like 19.6°C). Humidity is 62.6% and wind speed is 47.2 km/h.

Is it safe to go outside in Viterbo?

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

Air Quality in Viterbo, Italy

Windy

19.6°C · 62.6% humidity

19.6°

Feels 19.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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View AQI history for Viterbo →

Viterbo's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

62.6%

Humidity

47.2 km/h

Wind NE

1012.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.57 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Viterbo?

Temperature & Precipitation

PM2.54.57 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Viterbo?

10-21

19.6° 5.8°

1.31 mm

10-22

21.8° 9.0°

10-23

17.6° 8.8°

7.31 mm

10-24

15.8° 5.7°

10-25

19.1° 10.1°

1.44 mm

10-26

17.5° 9.5°

1.56 mm

10-27

16.8° 10.3°

7.19 mm

Both models agree Avg diff: 2.7°C

What cities are near Viterbo?

19 Civitavecchia 19 Terni 19 Todi 19 Cerveteri 19 Ladispoli 20 Monterotondo 20 Mentana 19 Rieti 18 Spoleto 20 Tor Lupara

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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 2026-10-21T12:31 UTC.