DAILY CLIMATE REPORT - issued daily: Detailed daily weather statistics (usually for yesterday), including temperature, precipitation, degree days, wind, humidity, sunrise/sunset, and record temperature data for the following day.
In Costa Rica the average annual temperature is around 21 to 27 degrees Celsius or 70 to 81 degrees Fahrenheit and the coolest months of the year are November, December and January. The months March through May are the hottest months of the year, so make sure you protect yourself from the sun.
In Costa Rica there are 2 seasons: 1  The Dry Season: (locally called âveranoâ, i.e. summer) The dry season lasts from November/December to the end of April. 2  The green season: (locally called âinviernoâ, i.e. winter) The (âgreenâ) rain season lasts from May until November.