San Jose, Costa Rica

There are 127 tropical destinations in our catalog, and San Jose's numbers hold their own: a 96/100 sun score at its February peak, when rain interrupts roughly 17% of days. For a long-weekend city trip at a tropical latitude, the data is a good starting point.

Across a typical year, afternoon temperatures swing between 24°C (November) and 27°C (March). Rain is most likely in September, when about 96% of days see meaningful rainfall, and least likely in February (17%). The genuinely warm window — average highs of 24°C or better — covers January–October and December.

The seasonal arc is clear in the data: summer averages 25°C against winter's 25°C, while rain-day odds move from 25% in winter and 55% in spring to 84% in summer and 89% through autumn. That makes winter the statistical sweet spot (season score 93), with spring a workable second; autumn is where the odds thin out. If your dates are flexible, December buys you 24°C warmth at the quiet end of the season.

Best months to visit San Jose

Our month-by-month scoring puts February first (96/100), with March (95) and January (94) close behind. The dependable window is wider than the podium, though: January–May, July–August and November–December all score 70 or better. Skip October if sunshine is the point — it bottoms out at 67/100.

Among the tropical destinations in our catalog, its February rain odds beat 88% of the field.

Month-by-month breakdown for San Jose → · More destinations for February →

As of the latest refresh, San Jose's next 16 days span 17°C to 28°C; none days look mostly sunny while 12 look likely to be wet — a live sun score of 73/100.