Data for: Drought characterization for the state of Rio de Janeiro based on the annual SPI index: trends, statistical tests and its relation with ENSO

1 - El Niño and La Niña influence on SPI variation analysis;
2 - Annual SPI values calculated for each of the ninety nine meterological stations.

1 - 对厄尔尼诺和拉尼娜现象对 SPI 变化影响的分析；
2 - 对每个九十九个气象站计算得出的年 SPI 值进行评估。