Ostional
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Ostional Weather in October

October in Ostional sees daytime temperatures around 29°C (84°F) and lows of 24°C (75°F) at night. As the wettest month of the year, keep in mind that rainfall is at its highest.

Rainfall in Ostional in October

As part of the rainy season, Ostional sees around 21 days of rain in October, with an average of 448 mm (18 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.

Temperature in Ostional in October

Daytime highs in Ostional in October reach 29°C (84°F), with nights around 24°C (75°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights stay warm at around 24°C (75°F), so light bedding and good ventilation are worth thinking about. Enjoy the mildest temperatures of the year, while still enjoying warm and pleasant days.

October in Ostional can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

Ostional Temperature in October

Min Temperature
24°C (75°F)
Max Temperature
29°C (84°F)
Chance of Rain
70%
Precipitation
448 mm (18 in)
Rainy days
21 days

Ostional Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Ostional - 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 Ostional in October

Warm temperatures in October make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!

What To Do in Ostional in October

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

  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Ostional 3-Day Forecast

More climate data for Ostional

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.