The highest day temperature in March 2025 was 93°F. The lowest night temperature was 53°F. The average values for day and night temperatures during March were 87.2°F и 58.7°F respectivly.

The average sea surface temperature in March 2025 for Alajuela was 89.5°F. The maximum and minimum values were 88.4°F and 90.4°F respectively.

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

Precipitation total in March for Alajuela is 1.7 in. It makes march one of the least rainy months of the year.

The average wind speed in March is 5.8 mph. It makes March one of the most windy months of the year for Alajuela.

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 Alajuela in March is 8.5 hours.