San José Weather in March

March in San José averages 29°C (84°F) during the day and 17°C (63°F) at night. Quite a bit of rainfall is typical this month, with around 127 mm (5 in) on average. An umbrella is a good idea.

Rainfall in San José in March

Expect around 8 days of rain based on historical data, with 127 mm (5 in) average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in San José in March

Daytime highs in San José in March reach 29°C (84°F), with nights around 17°C (63°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Should you favor a climate that's both dry and comfortably warm, May, August and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.