Month Average monthly precipitation (mm)
Baseline RCP4.5 RCP8.5
2020s 2050s 2080s 2020s 2050s 2080s 2020s 2050s 2080s
January 2.2 2.2 2.2 2.1 2.8 3.7 2.0 3.3 5.2
February 3.9 3.9 3.9 1.9 1.8 3.2 1.2 1.6 2.8
March 11.0 11.0 11.0 7.2 22.4 25.4 7.1 16.6 19.9
April 25.1 25.1 25.1 41.9 71.0 76.4 39.0 84.6 71.1
May 283.1 283.1 283.1 224.6 242.5 326.8 216.7 262.8 309.5
June 597.8 597.8 597.8 687.6 716.3 649.2 741.6 801.6 738.9
July 622.2 622.2 622.2 723.5 689.9 689.1 759.8 736.6 867.6
August 604.1 604.1 604.1 770.7 798.6 691.2 818.0 852.1 833.7
September 402.6 402.6 402.6 933.8 855.0 421.7 825.9 805.7 834.8
October 159.2 159.2 159.2 538.8 516.1 163.9 476.3 519.1 362.8
November 52.2 52.2 52.2 148.5 261.1 97.0 225.7 172.1 121.0
December 6.1 6.1 6.1 4.6 7.7 10.0 3.3 7.0 10.3
Table 5: Average monthly precipitation in the Bago River Basin during the baseline period (1975–2005) and the three future periods under RCP4.5 and 8.5 scenarios.