San Isidro
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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.

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).

San Isidro Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Isidro - and find the best time to visit.

Best Places in Costa Rica in October

Find out more about the weather in Costa Rica and which places have the best travel conditions in this month. See all of Costa Rica in October →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

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.

San Isidro 3-Day Forecast

More climate data for San Isidro

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.