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San Jose weather in May 2025
Expect 25°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in San Jose in May. Check more long-term weather averages for San Jose in May before you book your next holiday to Costa Rica in 2025/2026.
- 2525°C max day temperature
- 7 hours of sunshine per day
- 1919 days with some rainfall
- 1717°C min night temperature
- 1313 hours of daylight per day
- LLow heat & humidity
- 261261 mm of monthly rainfall
- 1111+ (Extreme) UV index
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San Jose by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Costa Rica
The May weather guide for Costa Rica (San Jose) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about Costa Rica
How hot is it in San Jose in May?
Daytime temperatures usually reach 25°C in San Jose in May with low heat and humidity, falling to 17°C at night.
How sunny is it in San Jose in May?
There are normally 7 hours of bright sunshine each day in San Jose in May - that's 52% of daylight hours.
Does it rain in San Jose in May?
There are usually 19 days with some rain in San Jose in May and the average monthly rainfall is 261mm.
San Jose May sunrise & sunset times
Browse the sunrise and sunset times for San Jose in May 2025. Select a month to view San Jose sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Thursday, 1st May 2025 | 05:19 | 17:48 |
Friday, 16th May 2025 | 05:15 | 17:50 |
Saturday, 31st May 2025 | 05:14 | 17:54 |
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