March weather forecast
Tortuguero, Costa Rica

The rainfall pattern in March continues to decline, bringing Tortuguero into the heart of the dry season. In comparison to February, the weather overall becomes dryer, which provides an excellent window for exploring the rainforests or boating along the canals. The UV index peaks at 12, further reinforcing the need for sun protection. Sea temperature stability makes this an ideal time for water-based activities.

Temperature

With March's arrival, Tortuguero notes an average high-temperature of a still tropical 31°C (87.8°F), closely following the trend of the preceding month. Nighttime temperatures hover around an average low of 24°C (75.2°F) in March.

Rainfall

March is the month with the least rainfall. Rain falls for 7 days and accumulates 177mm (6.97") of precipitation.

Sea temperature

January through April, July, August, November and December, with an average sea temperature of 28°C (82.4°F), are months with the coldest seawater.
Note: Ideal surface water temperatures for any water activity fall between 25°C (77°F) and 29°C (84.2°F), offering maximum enjoyment for lengthened periods.

Daylight

In Tortuguero, the average length of the day in March is 12h and 5min.
On the first day of March in Tortuguero, Costa Rica, sunrise is at 05:48 and sunset at 17:44. On the last day of the month, sunrise is at 05:31 and sunset at 17:44 CST.

Sunshine

February through June, September and December, with an average of 6h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are February through October, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an extreme threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 12 during March translates into the following directions:
Execute all crucial precautions. Warding off sun exposure is non-negotiable. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Broad-spectrum SPF 30+ sunscreen must be generously applied and reapplied every two hours or post any outdoor activity or swim. Be careful! The Sun's UV radiation is accentuated by reflecting off sand and water.