Weather · San Jose, Costa Rica
San Jose Weather in December
Expect warm, wet in San Jose through December: highs near 28°C, lows around 22°C, 191mm of rain across the month. It's one of the best months to visit.
Avg high
28°C
82°F
Avg low
22°C
72°F
Rainfall
191mm
#9 wettest of 12
What to pack
Summer clothes by day; a light layer for evenings. Pack a rain jacket or travel umbrella, showers are frequent this month.
Timing a trip around the weather? A Local Friend in San Jose builds it around the season for you.