Temperature anomalies associated with the El Niño-La Niña climate system. The data are from NOAA’s Climate Prediction Center (https://origin.cpc.ncep.noaa.gov/products/analysis_monitoring/ensostuff/ONI_v5.php, accessed April 2024) and are presented as 3-month means centred on January, April, July, and October. El Niño phases are associated with increased precipitation, whereas La Niña intervals are comparatively dry.