What to expect in Costa Rica in January
January is one of the best times to visit Costa Rica. Expect 31° / 20°, the biggest crowds of the year and premium prices.
Costa Rica weather in January
Typical conditions in Costa Rica during January, based on long-run climate normals rather than any single year. Treat it as a planning guide, not a forecast.
| Average high | 31°C 88°F |
|---|---|
| Average low | 20°C 68°F |
| Rainfall | Dry 10/100 |
| Total rainfall | 9 mm0.4 in |
| Sea temperature | 29°C 83°F |
| Daylight | 11 h 37 min |
| How it feels | Hot — midday shade matters |
Rainfall figures are for San José.
Average highs sit around 31°C with lows near 20°C. It is one of the drier months — pack light.
Crowds & demand
Crowd levels are High for Costa Rica — the biggest crowds of the year.
Prices & value
This month counts as high season: premium prices.
What to pack
Lightweight, breathable clothes, strong sun protection and a refillable bottle — highs near 31°C make midday heat the main constraint. Rain gear is largely optional this month, which keeps your bag light.
What it costs
This is peak pricing for Costa Rica. Expect to pay a premium on flights and accommodation, and to book considerably further ahead than usual. Compared with the most expensive month of the year, you are looking at roughly 6% less.
Who this month suits
- Travellers who want the most reliable weather
- Visitors who want to catch a festival
- Families tied to school holidays
Events & what’s on
Look out for Fiestas de Palmares while you’re there.
- Fiestas de Palmares — A two-week fair of rodeos, concerts, and carnival rides packs the town of Palmares.
Costa Rica in January compared with nearby months
If your dates are flexible by a few weeks, this is what shifting them actually buys you.
| Month | Temp | Crowds | Price | Score |
|---|---|---|---|---|
| November | 29° / 21° | Moderate | $$ | 62 |
| December | 30° / 20° | High | $$ | 53 |
| January · This month | 31° / 20° | High | $$$ | 47 |
| February | 32° / 20° | High | $$$ | 44 |
| March | 33° / 21° | High | $$$ | 46 |
These months score higher for Costa Rica on the same blend of weather, crowds and price. Same destination, better odds.
Or go somewhere else in January
If the destination is negotiable but the month is not, these places are at their best in January.
Figures are climate normals and modelled estimates — a planning guide, not a forecast. We separate fact, estimate and recommendation. Updated October 2026
