Worst time to visit San José
Some months in San José are clearly tougher for travel — extreme heat, cold, drenching rain, or peak storm season. Here's what to skip.
Months to avoid
| Month | Why |
|---|---|
| May | extremely wet (19 rain days) |
| June | extremely wet (22 rain days) |
| July | extremely wet (21 rain days) |
| August | extremely wet (23 rain days) |
| September | extremely wet (24 rain days) |
| October | extremely wet (25 rain days) |
| November | very wet (14 rain days) |
What to expect in the worst months
May. 19 rain days out of 31 means roughly 61% of days see measurable rainfall — plan flexible indoor backups for every outdoor day.
June. 22 rain days out of 30 means roughly 73% of days see measurable rainfall — plan flexible indoor backups for every outdoor day.
July. 21 rain days out of 31 means roughly 68% of days see measurable rainfall — plan flexible indoor backups for every outdoor day.
Better times to go
Better months: January (24°C, 1 rain days) · February (25°C, 1 rain days) · March (26°C, 2 rain days) · April (27°C, 7 rain days) · December (24°C, 4 rain days)
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Better in the same region in May
If you're set on Central America in May, these cities have more comfortable conditions in the same window:
If you still have to go — what to bring
- Wet: Real rain shell (not a "water-resistant" jacket), packable umbrella, dry-bag for electronics, quick-dry layers. Pre-book indoor museums and food halls.
Related San José guides
The positive counterpart: which months are great and why.