Measurements:
°C
°F
CURRENT WEATHER
19:04
Alajuela
70°F
SW 5 mph
Feels like: 70°F
Precip: 63%
World Resorts Costa Rica Alajuela Weather

7 Day Weather Forecast

03.10
tue
DAY
90°F
SW 7 mph
precip
77%
NIGHT
60°F
SW 5 mph
precip
0%
03.11
wed
DAY
90°F
S 2 mph
precip
89%
NIGHT
60°F
SW 4 mph
precip
0%
03.12
thu
DAY
94°F
SE 2 mph
precip
74%
NIGHT
58°F
SW 5 mph
precip
0%
03.13
fri
DAY
94°F
SW 4 mph
precip
0%
NIGHT
58°F
SW 6 mph
precip
0%
03.14
sat
DAY
84°F
SW 2 mph
precip
87%
NIGHT
58°F
SW 5 mph
precip
0%
03.15
sun
DAY
94°F
S 1 mph
precip
0%
NIGHT
60°F
SW 4 mph
precip
0%
03.16
mon
DAY
90°F
NE 7 mph
precip
78%
NIGHT
62°F
SW 3 mph
precip
0%

Alajuela Sea Water Temperature in March, °F

Select Year: 2025 2024 2023

The average sea surface temperature in March 2025 for Alajuela was 29.7°F. The maximum and minimum values were 29.2°F and 30.2°F respectively.

Alajuela on the Weather Map

Best Time to Visit Alajuela
The most sunny months:
February 16 days
March 16 days
January 15 days
The most warm months:
March 87.4 °F
April 86.5 °F
February 85.5 °F
Warmest sea temperature:
April 89.1 °F
May 88.8 °F
March 88.5 °F
The most cold months:
October 78.7 °F
November 78.8 °F
September 80.0 °F
The most rainy months:
October 25 days
June 25 days
September 25 days
The most windy months:
February 6 mph
January 6 mph
March 6 mph
more details