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Best time to visit · Costa Rica
For the most comfortable weather in Manuel Antonio, aim for January – March. February tops our comfort score at 84/100, with highs around 87°F (30°C) and 1.1 in (29 mm) of rain. December is a good shoulder-season month. The toughest months are June – August, mainly because of rain.
Highs run from 81°F to 88°F across the year, and the yearly total is about 90.1 in (2288 mm) of rain.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 85°F29°C | 87°F30°C | 88°F31°C | 88°F31°C | 85°F29°C | 83°F29°C | 83°F29°C | 83°F28°C | 82°F28°C | 81°F27°C | 82°F28°C | 83°F29°C |
| Avg low | 77°F25°C | 78°F25°C | 79°F26°C | 79°F26°C | 79°F26°C | 78°F26°C | 78°F26°C | 78°F25°C | 78°F25°C | 77°F25°C | 76°F25°C | 76°F25°C |
| Rain | 2.0 in51 mm | 1.1 in29 mm | 1.5 in39 mm | 4.3 in108 mm | 10.9 in277 mm | 10.4 in265 mm | 11.1 in281 mm | 10.6 in268 mm | 11.6 in294 mm | 13.3 in337 mm | 9.3 in235 mm | 4.1 in104 mm |
| Humidity | 75% | 69% | 66% | 72% | 82% | 86% | 86% | 86% | 87% | 89% | 87% | 82% |
| Cloud | 47% | 37% | 41% | 69% | 85% | 87% | 87% | 87% | 85% | 87% | 79% | 59% |
| Comfort | 80 | 84 | 79 | 62 | 39 | 38 | 38 | 38 | 40 | 40 | 45 | 67 |
Source: NASA POWER (public domain), 2001–2025 monthly averages on a ~50 km satellite and reanalysis grid, so coasts and valleys can differ from what's shown. Temperatures were adjusted from the grid cell's ~264 m (866 ft) to Manuel Antonio's ~108 m (354 ft) elevation using the standard lapse rate of 6.5°C per 1,000 m. Precipitation includes snow as melted water; daylight is calculated from latitude. Check a forecast before you go.
Temperatures barely move through the year in Manuel Antonio (highs stay between 81°F and 88°F), so rain is what really separates the seasons.
Temperatures hold fairly even, with highs of 82–88°F (28–31°C). It's the driest half, with only about 22.3 in (566 mm) of rain, 25% of the year's total. November – January feel humid, with humidity near 75%. January – March are among the best-scoring months (season average 70/100).
Expect steady highs of 81–85°F (27–29°C). It's the wettest half, with about 67.8 in (1722 mm) of rain, 75% of the year's total. May – October feel humid, with humidity near 82%. It holds the toughest stretch on our comfort score (June – August), averaging 39/100.
By comfort score: 3 Great, 2 Good, 1 Fair and 6 Tough. Great months: January – March. Tap a month for its own guide.
For the most comfortable weather in Manuel Antonio, aim for January – March. February tops our comfort score at 84/100, with highs around 87°F (30°C) and 1.1 in (29 mm) of rain. December is a good shoulder-season month. The toughest months are June – August, mainly because of rain.
October is the wettest month, averaging about 13.3 in (337 mm) of rain. February is the driest, with about 1.1 in (29 mm). The yearly total is around 90.1 in (2288 mm).
December is the coldest, with average lows of 76°F (25°C) and highs of 83°F (29°C). The warmest is March, with average highs of 88°F (31°C).
Yes for much of the year: humidity averages 81% annually, and May – January combine warmth with 75%+ humidity, which feels sticky.
The wettest three-month stretch is August – October, with about 35.4 in (899 mm) of rain combined. The driest stretch is January – March, with about 4.7 in (119 mm).
Poll the group on January – March dates, then plan the days, packing and costs together.
