Average monthly snow and rainfall in Ostional
The mean monthly precipitation over the year in Ostional (Guanacaste), including rain, snow, hail.
- A lot of rain (rainy season) falls in the months: May, June, July, August, September, October and November.
- Ostional has dry periods in January, February and March.
- On average, October is the wettest month with 448 mm of precipitation.
- On average, February is the driest month with 8 mm of precipitation.
- The average amount of annual precipitation is 2516 mm.
Forecast for Ostional
Sat May 04
31°C | 24°C
SW 
11 km/h
11 km/h3.7 mm
partly cloudy and chance of rain
Sun May 05
31°C | 24°C
S 11 km/h
11 km/h4 mm
partly cloudy and chance of rain
Mon May 06
30°C | 23°C
W 14 km/h
14 km/h2.1 mm
partly cloudy and chance of rain
