The highest day temperature in March 2025 was 99°F. The lowest night temperature was 77°F. The average values for day and night temperatures during March were 93.4°F и 79.9°F respectivly.

The average sea surface temperature in March 2025 for Tamarindo was 87.5°F. The maximum and minimum values were 85.4°F and 89.6°F respectively.

Most of the days in March are sunny but you can also expect cloudy and gloomy days.

Precipitation total in March for Tamarindo is 0.2 in. It makes march one of the least rainy months of the year.

The average wind speed in March is 7.5 mph. It makes March one of the most windy months of the year for Tamarindo.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Tamarindo in March is 10.1 hours.