April weather forecast
Tamarindo, Costa Rica

Tamarindo, Costa Rica in April grapples with a significant spurt in rainfall, marking a sudden shift from the previous aridity to 33mm (1.3") of rainfall this month. Although the temperatures remain sizzling, this bountiful rainfall brings much-needed respite. However, the precipitation does not deter reveling in water sports as the sea temperature remains on the warmer side. The days remain sunlit for approximately 12.4 hours, hence adding to the allure of the beach life. Even as the rainfall starts mounting, April stays a delightful month to explore the city’s outdoor life.

Temperature

Peak temperatures are observed in February through April, averaging a high-temperature of 33°C (91.4°F).

Rainfall

In April, in Tamarindo, the rain falls for 7 days. Throughout April, 33mm (1.3") of precipitation is accumulated. Throughout the year, in Tamarindo, there are 171 rainfall days, and 1853mm (72.95") of precipitation is accumulated.

Sea temperature

In Tamarindo, the average seawater temperature in April is 28°C (82.4°F).
Note: Water temperatures in the range of 25°C (77°F) to 29°C (84.2°F) are warm and delightful, ensuring comfort during water activities over extended periods.

Daylight

The average length of the day in April in Tamarindo is 12h and 22min.
On the first day of April, sunrise is at 05:39 and sunset at 17:54. On the last day of the month, sunrise is at 05:25 and sunset at 17:55 CST.

Sunshine

January through April, with an average of 8h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index in Tamarindo are February through October, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an excessive health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 12 in April interprets into the following advice:
Enforce all necessary safety measures, unprotected skin may suffer burns swiftly. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Applying and reapplying a broad-spectrum sunscreen with a minimum SPF 30 after every two hours, outdoor workout, or swim is recommended. Alert! The Sun's UV rays are heightened by the reflection of sand and water.