Fig. 3From: Weakened seasonality of the African rainforest precipitation in boreal winter and spring driven by tropical SST variabilitiesThe statistics of spatial averaged precipitation in observations. a, b Time series of observed precipitation anomalies over the African rainforest (dark box in Fig. 2) show an intensified tendency during the boreal winter dry season and a weaken tendency during the boreal spring wet season. c The black lines and thick bars represent precipitation change and 95% confidence intervalsBack to article page