El Castillo de La Fortuna Weather in October
Thinking of visiting El Castillo de La Fortuna in October? Expect high temperatures reaching 28°C (82°F) during the day, dropping to 21°C (70°F) at night, and be prepared for the wettest month of the year.
Rainfall in El Castillo de La Fortuna in October
El Castillo de La Fortuna is in the rainy season in October, with rain on around 23 days and an average of 336 mm (13 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in El Castillo de La Fortuna in October
Expect highs of 28°C (82°F) in El Castillo de La Fortuna in October, with nights dropping to around 21°C (70°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 21°C (70°F), the nights are warm and generally comfortable.
Sunshine in El Castillo de La Fortuna in October
The area experiences a moderate amount of sunshine, with approximately 167 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.October in El Castillo de La Fortuna has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Costa Rica, check out our El Castillo de La Fortuna's climate page.
El Castillo de La Fortuna Temperature in October
Min Temperature
21°C (70°F)
Max Temperature
28°C (82°F)
Chance of Rain
75%
Precipitation
336 mm (13 in)
Rainy days
23 days
Sunshine
167 hours *
Percentage Sunshine
*
Daily Historical Temperatures
46-year average (1976-2025)
Based on our historical records, temperatures in El Castillo de La Fortuna typically stay consistent throughout October, with daily highs averaging around 28°C (82°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in October
Daily Historical Precipitation
46-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for El Castillo de La Fortuna in October
Browse day-by-day weather records for El Castillo de La Fortuna spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
El Castillo de La Fortuna historical weather extremes in October
Based on weather observations in El Castillo de La Fortuna between 1994 and 2025, these are the recorded extremes during October.
- On October 1, 2012, temperatures climbed to 35°C (95°F), marking the warmest October day on record.
- The lowest daytime temperature in October was 20°C (68°F), recorded on October 9, 2022.
- Nighttime temperatures dropped to 15°C (59°F) on October 12, 2011, marking the coldest October night on record.
- Peak precipitation in October occurred on October 5, 2017, when 174 mm (6.9 in) of precipitation was measured.
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
What to Wear in El Castillo de La Fortuna in October
Warm weather calls for comfortable, breathable clothing in October. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). 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 El Castillo de La Fortuna in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Costa Rica, check out our El Castillo de La Fortuna's climate page.
See the full El Castillo de La Fortuna climate overview or explore weather in Costa Rica.
