The following maps show the evolution of 3-month rainfall deciles averaged over 14 El Niño events. Each overlapping 3-month period is shown from autumn (March to May) to autumn of the decay year, to encompass a typical event from start to finish.

Rainfall

March–May
El Niño March to May rainfall deciles composite map
April–June
El Niño April to June rainfall deciles composite map
May–July
El Niño May to July rainfall deciles composite map
June–August
El Niño June to August rainfall deciles composite map
July–September
El Niño July to September rainfall deciles composite map
August–October
El Niño August to October rainfall deciles composite map
September–November
El Niño September to November rainfall deciles composite map
October–December
El Niño October to December rainfall deciles composite map
November–January
El Niño November to January rainfall deciles composite map
December–February
El Niño  rainfall deciles composite map
January–March (end year)
El Niño January to March rainfall deciles composite map
February–April (end year)
El Niño February to April rainfall deciles composite map
March–May (end year)
El Niño March to May  rainfall deciles composite map

Maximum temperature

March–May
El Niño March to May maximum temperature deciles composite map
April–June
El Niño April to June maximum temperature deciles composite map
May–July
El Niño May to July maximum temperature deciles composite map
June–August
El Niño June to August maximum temperature deciles composite map
July–September
El Niño July to September maximum temperature deciles composite map
August–October
El Niño August to October maximum temperature deciles composite map
September–November
El Niño September to November maximum temperature deciles composite map
October–December
El Niño October to December maximum temperature deciles composite map
November–January
El Niño November to January maximum temperature deciles composite map
December–February
El Niño  maximum temperature deciles composite map
January–March (end year)
El Niño January to March maximum temperature deciles composite map
February–April (end year)
El Niño February to April maximum temperature deciles composite map
March–May (end year)
El Niño March to May  maximum temperature deciles composite map

Minimum temperature

March–May
El Niño March to May minimum temperature deciles composite map
April–June
El Niño April to June minimum temperature deciles composite map
May–July
El Niño May to July minimum temperature deciles composite map
June–August
El Niño June to August minimum temperature deciles composite map
July–September
El Niño July to September minimum temperature deciles composite map
August–October
El Niño August to October minimum temperature deciles composite map
September–November
El Niño September to November minimum temperature deciles composite map
October–December
El Niño October to December minimum temperature deciles composite map
November–January
El Niño November to January minimum temperature deciles composite map
December–February
El Niño  minimum temperature deciles composite map
January–March (end year)
El Niño January to March minimum temperature deciles composite map
February–April (end year)
El Niño February to April minimum temperature deciles composite map
March–May (end year)
El Niño March to May  rainfall deciles composite map