San José in May
The weather in May
In May, San José averages daytime highs of 25° and night-time lows of 18° — warm weather by day. Expect around 312 mm of precipitation spread over about 27 wet days, with average cloud cover near 63%.
Days are 1.5° cooler than in April on average, and June brings little change.
May scores 52/100 — fair conditions for sightseeing — and ranks 7th of the twelve months for San José. For the most comfortable weather, consider January, February and December instead.
Around the middle of the month the sun rises at 05:16 and sets at 17:51 local time, giving 12 h 35 min of daylight. Days lengthen by 11 minutes over the month.
Why 52/100?
How the score for May is builtComfort peaks for daytime highs between 18° and 25°C (64–77°F).
Around San José this month
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Costa Rica's best in May
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San José in May: quick answers
Is May a good time to visit San José?
May scores 52/100 for San José, which we rate as fair. Average highs are 25°C with 27 wet days.
How warm is San José in May?
Daytime highs average 25°C and night-time lows 18°C in May.
Does it rain a lot in San José in May?
San José receives about 312 mm of precipitation in May, falling on around 27 days.