San José in August
The weather in August
In August, San José averages daytime highs of 24° and night-time lows of 18° — warm weather by day. Expect around 324 mm of precipitation spread over about 28 wet days, with average cloud cover near 65%.
Temperatures are much the same as in July, and September brings little change.
August 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 05:28 and sets at 17:55 local time, giving 12 h 27 min of daylight. Days shorten by 14 minutes over the month.
Why 52/100?
How the score for August 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 August
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San José in August: quick answers
Is August a good time to visit San José?
August scores 52/100 for San José, which we rate as fair. Average highs are 24°C with 28 wet days.
How warm is San José in August?
Daytime highs average 24°C and night-time lows 18°C in August.
Does it rain a lot in San José in August?
San José receives about 324 mm of precipitation in August, falling on around 28 days.