Air Pollution in Peru — Live AQI by City, PM2.5/PM10, Smog Alerts and Forecasts

Locations

Lima

16 PM2.5 µg/m³

Moderate

PM10 48 NO₂ 25 O₃ 38

Arequipa

27 PM2.5 µg/m³

Moderate

PM10 110 NO₂ 30 O₃ 41

Trujillo Province

13 PM2.5 µg/m³

Moderate

PM10 21 NO₂ 7.4 O₃ 54

Chiclayo

14 PM2.5 µg/m³

Moderate

PM10 23 NO₂ 1.6 O₃ 63

Iquitos

9.7 PM2.5 µg/m³

Good

PM10 9.9 NO₂ 5.8 O₃ 24

Huancayo

2.5 PM2.5 µg/m³

Good

PM10 3.6 NO₂ 4.8 O₃ 47

Piura

13 PM2.5 µg/m³

Moderate

PM10 20 NO₂ 0.9 O₃ 63

Chimbote

13 PM2.5 µg/m³

Good

PM10 21 NO₂ 2.8 O₃ 60

Cusco

5.5 PM2.5 µg/m³

Good

PM10 6.1 NO₂ 20 O₃ 40

Pucallpa

14 PM2.5 µg/m³

Moderate

PM10 14 NO₂ 13 O₃ 25

Tacna

14 PM2.5 µg/m³

Moderate

PM10 48 NO₂ 8.6 O₃ 60

Ica

6.1 PM2.5 µg/m³

Good

PM10 11 NO₂ 2.8 O₃ 55

Juliaca

3.7 PM2.5 µg/m³

Good

PM10 6.2 NO₂ 12 O₃ 53

Sullana

13 PM2.5 µg/m³

Moderate

PM10 21 NO₂ 1.3 O₃ 62

Chincha Alta

7 PM2.5 µg/m³

Good

PM10 14 NO₂ 2.9 O₃ 55

Huánuco

2.2 PM2.5 µg/m³

Good

PM10 2.9 NO₂ 2.1 O₃ 60

Ayacucho

3.5 PM2.5 µg/m³

Good

PM10 4.6 NO₂ 11 O₃ 55

Cajamarca

4.2 PM2.5 µg/m³

Good

PM10 5.1 NO₂ 4 O₃ 64

Puno

3.2 PM2.5 µg/m³

Good

PM10 5.3 NO₂ 13 O₃ 53

Tumbes

13 PM2.5 µg/m³

Good

PM10 19 NO₂ 2.1 O₃ 65

Current data Wednesday, August 26, 2026 at 8:00 PM

PM2,5 10 (Good)

PM10 21 (Moderate)

O3 52 (Good)

NO2 9 (Good)

SO2 2 (Good)

CO 289 (Good)

index	2026-08-26	2026-08-25	2026-08-24	2026-08-23	2026-08-22	2026-08-21	2026-08-20	2026-08-19
PM2,5	10 Good	11 Good	9 Good	8 Good	9 Good	9 Good	9 Good	8 Good
PM10	25 Moderate	26 Moderate	20 Moderate	16 Good	20 Moderate	21 Moderate	22 Moderate	19 Good
O3	53 Good	53 Good	51 Good	49 Good	51 Good	49 Good	48 Good	49 Good
NO2	6 Good	5 Good	4 Good	3 Good	4 Good	6 Good	6 Good	5 Good
SO2	2 Good	2 Good	2 Good	1 Good	2 Good	2 Good	2 Good	1 Good
CO	200 Good	192 Good	168 Good	143 Good	151 Good	187 Good	179 Good	170 Good

data source »

pollution pm25 hikersbay.com — Air pollution in Peru from March 2016 to May 2020

index	2020-05	2020-04	2020-03	2020-02	2020-01	2019-12	2019-11	2019-10	2019-09	2019-08	2019-07	2019-06	2019-05	2019-04	2019-03	2019-02	2019-01	2018-12	2018-11	2018-10	2018-09	2018-08	2018-07	2018-06	2018-05	2018-04	2018-03	2018-02	2017-09	2017-07	2017-06	2017-05	2017-04	2017-03	2017-02	2017-01	2016-12	2016-11	2016-10	2016-09	2016-08	2016-07	2016-06	2016-05	2016-04	2016-03
	16 Moderate	13 Good	14 Moderate	18 Moderate	17 Moderate	22 Moderate	25 Moderate	34 Moderate	66 Unhealthy	39 Unhealthy for Sensitive Groups	34 Moderate	36 Unhealthy for Sensitive Groups	30 Moderate	21 Moderate	20 Moderate	17 Moderate	17 Moderate	22 Moderate	28 Moderate	26 Moderate	32 Moderate	28 Moderate	24 Moderate	24 Moderate	32 Moderate	27 Moderate	29 Moderate	26 Moderate	40 Unhealthy for Sensitive Groups	28 Moderate	29 Moderate	28 Moderate	28 Moderate	25 Moderate	27 Moderate	24 Moderate	26 Moderate	25 Moderate	24 Moderate	31 Moderate	26 Moderate	26 Moderate	45 Unhealthy for Sensitive Groups	41 Unhealthy for Sensitive Groups	31 Moderate	25 Moderate
PM10	33 Moderate	24 Moderate	29 Moderate	29 Moderate	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	64 Unhealthy for Sensitive Groups	80 Unhealthy	68 Unhealthy for Sensitive Groups	61 Unhealthy for Sensitive Groups	63 Unhealthy for Sensitive Groups	91 Unhealthy	91 Unhealthy	84 Unhealthy	79 Unhealthy for Sensitive Groups	- Good	63 Unhealthy for Sensitive Groups	68 Unhealthy for Sensitive Groups	72 Unhealthy for Sensitive Groups	108 Unhealthy	91 Unhealthy	88 Unhealthy	79 Unhealthy for Sensitive Groups	80 Unhealthy	89 Unhealthy	69 Unhealthy for Sensitive Groups	71 Unhealthy for Sensitive Groups	58 Unhealthy for Sensitive Groups	63 Unhealthy for Sensitive Groups	98 Unhealthy	105 Unhealthy	98 Unhealthy	94 Unhealthy
NO2	14 Good	8.6 Good	7.4 Good	13 Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	27 Good	29 Good	22 Good	25 Good	31 Good	30 Good	24 Good	22 Good	19 Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good
O3	6.6 Good	8 Good	6.5 Good	8.3 Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	13 Good	11 Good	8.3 Good	7.3 Good	7.3 Good	11 Good	12 Good	15 Good	15 Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good	- Good

data source »

Quality of life in Peru

Green and Parks in the City

Peru 45%

Ecuador: 64% Bolivia: 55% Colombia: 57% Panama: 51% Costa Rica: 61%

Pleasure of spending time in the city

Peru 36%

Ecuador: 52% Bolivia: 40% Colombia: 47% Panama: 55% Costa Rica: 62%

Air Pollution

Peru 76%

Ecuador: 53% Bolivia: 64% Colombia: 63% Panama: 42% Costa Rica: 36%

Garbage Disposal

Peru 36%

Ecuador: 48% Bolivia: 34% Colombia: 50% Panama: 33% Costa Rica: 50%

Availability and quality of drinking water

Peru 38%

Ecuador: 63% Colombia: 73% Panama: 66% Costa Rica: 83%

Cleanliness and tidiness

Peru 29%

Ecuador: 46% Bolivia: 32% Colombia: 45% Panama: 37% Costa Rica: 46%

Noise and Light pollution

Peru 68%

Ecuador: 57% Bolivia: 59% Colombia: 57% Panama: 60% Costa Rica: 47%

Water Pollution

Peru 76%

Ecuador: 56% Bolivia: 66% Colombia: 52% Panama: 57% Costa Rica: 44%

Source: Numbeo

* Pollution data source: https://openaq.org (Senamhi, StateAir_Lima, AirNow) The data is licensed under CC-By 4.0

Frequently asked questions

Is the air safe to breathe in Peru today?

The current average PM2.5 across Peru is about 10 µg/m³, rated “Good”. Air quality is good — outdoor activities are fine for everyone.

What is the current PM2.5 level in Peru?

Right now PM2.5 in Peru averages about 10 µg/m³ (“Good”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.

Which cities in Peru have the best and worst air quality now?

Arequipa currently has the highest PM2.5 (27 µg/m³), while Huánuco has the cleanest air (2 µg/m³).

How is air quality measured?

Air quality here is based on PM2.5 — the concentration of fine particulate matter in µg/m³. Lower values mean cleaner air. Data is updated daily from Open-Meteo.

☀️ UV Index · 16-day Forecast — Peru

The UV index in Peru today is 8.4 (very high) — unprotected fair skin can burn in about 25 minutes.

🌦️ Weather · 16-day Forecast — Peru

16-day weather forecast for Peru: today around 32°C (rain), lows near 20°C. Daily temperature and conditions, updated every day.