Coloso Temperature At Coloso in Puerto Rico, for a period of record spanning 1971 – 2014 average annual 2m air temperature = 25.3 °C warmest year on record = 26.8 °C in 2007 coldest year on record = 23.9 °C in 1978 warmest month on average = 26.6 °C in August warmest month on record …