Measurements:
°C
°F
CURRENT WEATHER
04:39
Alajuela
56°F
SW 6 mph
Feels like: 54°F
Precip: 0%
World Resorts Costa Rica Alajuela Weather

7 Day Weather Forecast

01.29
thu
DAY
86°F
SW 10 mph
precip
83%
NIGHT
56°F
SW 5 mph
precip
0%
01.30
fri
DAY
90°F
SW 4 mph
precip
0%
NIGHT
56°F
SW 5 mph
precip
0%
01.31
sat
DAY
72°F
SW 7 mph
precip
100%
NIGHT
64°F
SW 6 mph
precip
100%
02.01
sun
DAY
70°F
SW 8 mph
precip
100%
NIGHT
64°F
SW 9 mph
precip
100%
02.02
mon
DAY
72°F
SW 11 mph
precip
100%
NIGHT
64°F
SW 11 mph
precip
100%
02.03
tue
DAY
68°F
SW 11 mph
precip
100%
NIGHT
66°F
SW 8 mph
precip
100%
02.04
wed
DAY
74°F
SW 7 mph
precip
100%
NIGHT
58°F
SW 6 mph
precip
0%

Alajuela Sea Water Temperature in January, °F

Select Year: 2026 2025 2024

The average sea surface temperature in January 2026 for Alajuela was 28.8°F. The maximum and minimum values were 28.6°F and 29.1°F respectively.

Alajuela on the Weather Map

Best Time to Visit Alajuela
The most sunny months:
February 17 days
March 16 days
January 15 days
The most warm months:
March 87.4 °F
April 86.5 °F
February 85.9 °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
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