Table 1.

Climate data from the National Meteorological Institute of Costa Rica (Daniel Oduber Airport), Liberia, Guanacaste, Costa Rica

Month	Average maximum temperature (°C) (1973–1994)	Average minimum temperature (°C) (1973–1994)	Average monthly precipitation (mm) (1957–1994)
January	33.4	20.8	0.8
February	34.5	21.1	2.0
March	35.5	21.6	4.5
April	36.0	22.4	13.9
May	34.2	23.3	191.8
June	32.1	23.0	254.2
July	32.0	22.7	150.2
August	32.0	22.5	201.5
September	31.3	22.3	319.4
October	31.1	22.0	290.6
November	31.7	21.4	91.2
December	32.6	21.1	9.8