San Antonio Weather in October

San Antonio in October sees high temperatures, with highs around 25°C (77°F) and overnight lows of 17°C (63°F). Rainfall is at its peak this month, around 467 mm (18 in) on average, so waterproofs are essential.

Rainfall in San Antonio in October

As part of the rainy season, San Antonio sees around 23 days of rain in October, with an average of 467 mm (18 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in San Antonio in October

Daytime highs in San Antonio in October reach 25°C (77°F), with nights around 17°C (63°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in San Antonio in October

The area enjoys a balanced 162 hours of sunlight, ensuring it's neither too rainy nor too sunny.

If you prefer dry days with pleasant temperatures, October may not be the ideal month to visit San Antonio. Our weather planner can help you explore destinations with more pleasant weather conditions.

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For a detailed overview over the year and the best time to visit Costa Rica, check out our San Antonio's climate page.

San Antonio Temperature in October

Min Temperature 17°C (63°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 77%  

Precipitation 467 mm (18 in)  

Rainy days 23 days  

Humidity 87% *  

Sunshine 162 hours *  

Percentage Sunshine *  

* Data from: San José, Costa Rica (12 KM, 7 Miles).

What to Wear in San Antonio in October

Comfortable temperatures call for an easy wardrobe in October. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in San Antonio in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Camping

6/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Costa Rica, check out our San Antonio's climate page.

More climate data for San Antonio

Temperature Rainfall Sunshine Humidity

See the full San Antonio climate overview or explore weather in Costa Rica.