San José weather by month › December
San José in December: weather and what to expect
Wet. December falls in San José’s rainy season, with about 6.5 in (164 mm) of rain. For drier weather, go in January to March.
December weather in San José
Daytime high78°F 26°C
Night low60°F 16°C
Rain6.5 in 164 mm
AirA little humid
SunSunny
In December, San José averages highs of 78°F (26°C) and lows of 60°F (16°C), with 6.5 in (164 mm) of rain. The air feels a little humid and the sun is sunny. 1991–2020 averages, not a forecast.
Pack: light layers, a rain jacket or umbrella.
Places with the same weather in December
Match out of 100 for December, one city per country.
Jan · Feb · Mar · Apr · May · Jun · Jul · Aug · Sep · Oct · Nov · Dec