The temperatures in San Jose in May are quite cold with temperatures between 8°C and 23°C, warm clothes are a must.
The wather in San Jose in May can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in San Jose in May 2025.
If you’re planning to visit San Jose in the near future, we highly recommend that you review the 14 day weather forecast for San Jose before you arrive.
Temperatures
23° / 8°
Rainy Days
1
Snowy Days
0
Dry Days
30
Rainfall
15
mm
Sun Hours
11.6
Hrs
