San Isidro Weather in October

Thinking of visiting San Isidro in October? Expect high temperatures reaching 24°C (75°F) during the day, dropping to 17°C (63°F) at night, and be prepared for the wettest month of the year.

Rainfall in San Isidro in October

As part of the rainy season, San Isidro sees around 23 days of rain in October, with an average of 737 mm (29 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.

Temperature in San Isidro in October

Daytime highs in San Isidro in October reach 24°C (75°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. At 17°C (63°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in San Isidro in October

The month experiences a moderate amount of sunlight, with 155 hours of sunshine. This provides a nice balance between sunshine and rain.

If you prefer dry days with pleasant temperatures, October may not be the ideal month to visit San Isidro. 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 Isidro's climate page.

San Isidro Temperature in October

Min Temperature 17°C (63°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 76%  

Precipitation 737 mm (29 in)  

Rainy days 23 days  

Humidity 83% *  

Sunshine 155 hours *  

Percentage Sunshine *  

* Data from: Quepos, Costa Rica (50 KM, 31 Miles).

What to Wear in San Isidro in October

For San Isidro in October, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in San Isidro in October

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

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 Isidro's climate page.

More climate data for San Isidro

Temperature Rainfall Sunshine Humidity

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