October weather forecast
Tamarindo, Costa Rica

October barely retreats from the steady precipitation experienced last month with a close rainfall stat of 362mm (14.25"). It continues the tropical monsoon climate with its marked rainfall, a characteristic feature of Tamarindo's fall weather. The daylight hours display a mild declination, yet do not affect the overall vibrant vibe of the locale. The sea temperature hovers around its annual mean, pleasing ocean lovers. In the chorus of Tamarindo's fauna, October rains play the leading role.

Temperature

Tamarindo records a slight change with October's average high-temperatures adjusting to a still hot 31°C (87.8°F) from September's 30°C (86°F). Throughout October, Tamarindo experiences a low-temperature average of 23°C (73.4°F).

Rainfall

October is the month with the most rainfall. Rain falls for 21 days and accumulates 362mm (14.25") of precipitation.

Sea temperature

In Tamarindo, in October, the average water temperature is 28°C (82.4°F).
Note: With water temperature from 25°C (77°F) to 29°C (84.2°F), all water activities are comfortable and delightful, devoid of discomfort even for lengthened periods.

Daylight

In Tamarindo, the average length of the day in October is 11h and 54min.
On the first day of October, sunrise is at 05:31 and sunset at 17:33. On the last day of the month, sunrise is at 05:34 and sunset at 17:19 CST.

Sunshine

June, August through October, with an average of 5h of sunshine, are months with the least sunshine.

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index value of 11, and more, symbolizes an ultimate health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 12 in October translates into these instructions:
Take all necessary precautions, as unprotected skin can burn in minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Even on overcast days, apply and frequently reapply a sunscreen with SPF 30 or more, specifically after a swim or outdoor workout. Caution! The mirror effect of sand and water ups the UV radiation strength.