Air quality in Jaén

Data for Sunday, October 11, 2026

What each station measured that day, hour by hour: the hourly average and the highest value. In micrograms per cubic metre (µg/m³).

• Las Fuentezuelas

  Jaén

  Pollutant	Average	Maximum
  NO₂	9.8	20 at 22:00
  O₃	86	98 at 20:00
  SO₂	3.3	4.0 at 10:00

• Ronda del Valle

  Jaén

  Pollutant	Average	Maximum
  PM10	14	15 at 23:00
  PM2,5	7.2	9.9 at 23:00
  NO₂	29	86 at 23:00
  O₃	63	102 at 19:00
  SO₂	4.1	5.0 at 00:00

• Bailén

  Pollutant	Average	Maximum
  PM10	23	24 at 09:00
  PM2,5	14	15 at 12:00
  NO₂	21	50 at 22:00
  O₃	44	90 at 20:00
  SO₂	13	44 at 11:00

• Villanueva del Arzobispo

  Pollutant	Average	Maximum
  PM10	19	22 at 01:00
  NO₂	18	42 at 08:00
  O₃	66	99 at 20:00

What each one is

PM10

Particles smaller than 10 microns

PM2,5

Particles smaller than 2.5 microns

NO₂

Nitrogen dioxide

O₃

Ozone

SO₂

Sulphur dioxide