March weather forecast
Tamarindo, Costa Rica

Coastal Tamarindo in Costa Rica with clear waters and white sandy beaches
Coastal Tamarindo in Costa Rica with clear waters and white sandy beaches

Weather in March

March, the first month of the spring in Tamarindo, is also a hot month, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 33°C (91.4°F).
The perfect water temperature of 27°C (80.6°F) with 6mm (0.24") of accumulated rainfall and only 5 rainfall days, makes March a great period for swimming and other water activities.

Temperature

The warmest months are February through April, with an average high-temperature of 33°C (91.4°F).

Rainfall

In Tamarindo, Costa Rica, in March, during 5 rainfall days, 6mm (0.24") of precipitation is typically accumulated. Throughout the year, in Tamarindo, there are 171 rainfall days, and 1853mm (72.95") of precipitation is accumulated.

Sea temperature

January through March and December, with an average sea temperature of 27°C (80.6°F), are months with the coldest seawater.
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in March in Tamarindo is 12h and 5min.
On the first day of the month, sunrise is at 05:57 and sunset at 17:53. On the last day of March, sunrise is at 05:40 and sunset at 17:54 CST.

Sunshine

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

UV index

February through October, with an average maximum UV index of 12, are months with the highest UV index in Tamarindo. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In March, the average maximum UV index of 12 translate into the following recommendations:
Take all required precautions, as unprotected skin and eyes can burn in minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What are the warmest months in Tamarindo?

February through April, with an average high-temperature of 33°C (91.4°F), are warmest months.

What is the temperature in March in Tamarindo?

The average high-temperature, in March, in Tamarindo, Costa Rica, is 33°C (91.4°F), while the average low-temperature is 23°C (73.4°F).

How many days does it rain in March in Tamarindo?

In Tamarindo, Costa Rica, in March, it is raining for 5 days, with typically 6mm (0.24") of accumulated precipitation.

What are the months with the coldest sea water in Tamarindo?

The months with the coldest seawater in Tamarindo are January through March and December, with an average sea temperature of 27°C (80.6°F).

How warm is the water in March in Tamarindo?

In Tamarindo, Costa Rica, in March, the average water temperature is 27°C (80.6°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Tamarindo have in March?

In March, the average day length in Tamarindo, Costa Rica, is 12h and 5min.

When are sunrise and sunset in March in Tamarindo?

In March, on the first day of the month, sunrise is at 05:57 and sunset at 17:53. On the last day of the month, in Tamarindo, Costa Rica, sunrise is at 05:40 and sunset at 17:54 CST.

What is the month with the most sunshine in Tamarindo?

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

How long on average sun shines in March in Tamarindo?

The average sunshine duration in March in Tamarindo is 8h.

When is the highest UV index in Tamarindo?

The months with the highest UV index in Tamarindo, Costa Rica, are February through October, with an average maximum UV index of 12.

How high is the UV index in March in Tamarindo?

The average daily maximum UV index in March in Tamarindo is 12. A UV Index reading of 11, and higher, represents an extreme health threat from unprotected exposure to UV radiation.
Average rainfall days
Average sunshine
Average UV index

Average temperature in March
Tamarindo, Costa Rica

Average temperature in March - Tamarindo, Costa Rica
  • Average high temperature in March: 33°C

The warmest months (with the highest average high temperature) are February, March and April (33°C).
The month with the lowest average high temperature is September (30°C).

  • Average low temperature in March: 23°C

The months with the highest average low temperature are April and May (24°C).
The coldest month (with the lowest average low temperature) is December (22°C).

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Average rainfall in March
Tamarindo, Costa Rica

Average rainfall in March - Tamarindo, Costa Rica
  • Average rainfall in March: 6mm

The wettest month (with the highest rainfall) is October (362mm).
The driest month (with the least rainfall) is February (2mm).

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Average rainfall days in March
Tamarindo, Costa Rica

Average rainfall days in March - Tamarindo, Costa Rica
  • Average rainfall days in March: 5 days

The month with the highest number of rainy days is September (23 days).
The months with the least rainy days are February and March (5 days).

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Average sea temperature in March
Tamarindo, Costa Rica

Average sea temperature in March - Tamarindo, Costa Rica
  • Average sea temperature in March: 27°C

The best months for swimming (with the highest average sea temperature) are May and June (29°C).
The coldest months (with the lowest average sea temperature) are January, February, March and December (27°C).

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Average daylight in March /
Average sunshine in March
Tamarindo, Costa Rica

Average daylight in March / Average sunshine in March - Tamarindo, Costa Rica
  • Average daylight in March: 12h and 5min

The month with the longest days is June (Average daylight: 12h and 43min).
The month with the shortest days is December (Average daylight: 11h and 32min).

  • Average sunshine in March: 8h

The months with the most sunshine are January, February, March and April (Average sunshine: 8h).
The months with the least sunshine are June, August, September and October (Average sunshine: 5h).

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Average UV index in March
Tamarindo, Costa Rica

Average UV index in March - Tamarindo, Costa Rica
  • Average UV index in March: 12

The months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).

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