Yearly statistics Meerssen 1, 2023 Noise Indicator ;Aircraft noise Month;LDay (07-19);LEvening (19-23);LNight (00-07+23-24);Lden (00-24);LDay (07-23);Ldn (00-24) January;48.1;45.9;46.9;53.3;47.7;53.0 February;49.2;47.0;30.7;48.6;48.8;47.3 March;48.4;48.1;31.9;48.7;48.3;47.0 April;50.0;46.4;0;48.8;49.3;47.7 May;48.3;44.1;30.9;47.1;47.6;46.2 June;41.0;36.5;0;40.6;40.2;39.9 July;51.6;49.9;44.4;53.3;51.2;52.6 August;52.1;48.8;45.5;53.8;51.4;53.3 September;52.3;50.1;39.7;52.3;51.8;51.2 October;49.0;47.0;39.4;49.8;48.6;48.9 November;48.8;46.4;0;47.9;48.3;46.6 December;50.5;50.3;31.8;50.7;50.5;49.0 Ø Year;49.8;47.7;40.6;50.7;49.3;49.8