May · Costa Rica
Best time to visit San Jose in MayWeather, crowds & prices
May score
6.1/10
Ranked #6 of 12 months
- Avg temp
- 21°C
- Rainfall
- 315 mm
- Humidity
- 82%
- Sunny days
- 28
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
May in San Jose scores 6.1/10 for nature and wildlife travel - an above-average month (#6 of 12). Expect around 21°C, 315 mm of rain, and roughly 28 sunny days this month.
Gateway to cloud forests and volcano day trips feels best January through March dry months.
Frequently asked
- What is the weather like in San Jose in May?
- In May, San Jose averages 21°C, 315 mm of rain, and about 28 sunny days. Its climate-comfort score is 6.1/10.
- Is May a good time to visit San Jose?
- May earns a 6.1/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in San Jose in May?
- Expect about 315 mm of rain in May. Average humidity is 82% and there are about 28 sunny days.
Curated in San Jose
Tickets & experiences
Things to do in San Jose
San Jose, Costa Rica. Live activities and tours from GetYourGuide, matched to this destination.

