ANNUAL SUMMARY for 2025 National Observatory of Athens Institute of Environmental Research and Sustainable Development, meteo.gr Station Name: Volakas Station Latitude: 41.31631° N Station Longitude: 24.00271° E Station Elevation: 0m Date/Time in: Local Time Mean Max Min Mean Max Min Mean Max Min YYYY-MM PM2.5 PM2.5 Day PM2.5 Day PM10 PM10 Day PM10 Day CO CO Time CO Day ---------------------------------------------------------------------------------------------------------------------------- 2025-01 45.0 951.8 04 0.6 04 55.1 972.7 04 0.8 04 1.082 24.825 04 0.000 04 2025-02 21.8 184.9 04 1.9 04 27.5 238.0 04 2.1 04 0.309 5.403 04 0.000 04 2025-03 14.3 168.7 04 0.6 04 20.0 205.4 04 0.8 04 0.196 2.038 04 0.000 04 2025-04 11.5 287.9 04 0.5 04 15.1 347.7 04 0.5 04 0.213 5.333 04 0.000 04 2025-05 4.9 53.2 04 0.4 04 6.6 71.9 04 0.5 04 0.160 2.484 04 0.000 04 2025-06 7.8 82.5 04 1.1 04 10.3 99.4 04 1.3 04 0.176 4.511 04 0.000 04 2025-07 6.0 120.9 04 0.5 04 7.7 148.3 04 0.7 04 0.224 3.131 04 0.000 04 2025-08 3.6 32.7 04 0.4 04 4.2 42.2 04 0.5 04 0.189 2.962 04 0.000 04 2025-09 2.7 34.7 04 0.5 04 3.2 42.5 04 0.5 04 1.202 23.963 04 0.000 04 2025-10 7.9 60.0 04 0.4 04 9.6 80.8 04 0.4 04 23.805 24.237 04 23.364 04 2025-11 6.8 90.9 04 0.4 04 8.8 122.8 04 0.6 04 23.802 24.116 04 0.000 04 2025-12 12.3 76.5 04 1.0 04 15.6 105.1 04 1.3 04 23.843 24.034 04 23.682 04 ---------------------------------------------------------------------------------------------------------------------------- PM concentration (ug/m^3), CO (ppm) Data Strength / Availability -------------------------------- **** : 80-100% of data available *** : 60-80% of data available ** : 40-60% of data available * : 20-40% of data available : most of data missing