Measurements:
°C
°F
CURRENT WEATHER
05:08
Alajuela
64°F
SW 2 mph
Feels like: 64°F
Precip: 18%
World Resorts Costa Rica Alajuela Weather

7 Day Weather Forecast

06.21
sun
DAY
80°F
E 3 mph
precip
65%
NIGHT
68°F
SW 1 mph
precip
42%
06.22
mon
DAY
76°F
SE 1 mph
precip
71%
NIGHT
62°F
SW 4 mph
precip
28%
06.23
tue
DAY
74°F
SW 7 mph
precip
45%
NIGHT
64°F
SW 3 mph
precip
35%
06.24
wed
DAY
72°F
SW 4 mph
precip
57%
NIGHT
60°F
SW 4 mph
precip
18%
06.25
thu
DAY
80°F
S 1 mph
precip
47%
NIGHT
64°F
SW 3 mph
precip
30%
06.26
fri
DAY
82°F
NE 4 mph
precip
57%
NIGHT
66°F
SW 3 mph
precip
29%
06.27
sat
DAY
80°F
S 1 mph
precip
57%
NIGHT
64°F
SW 3 mph
precip
25%

Alajuela Sea Water Temperature in June, °F

Select Year: 2026 2025 2024

The average sea surface temperature in June 2026 for Alajuela was 29.7°F. The maximum and minimum values were 29.3°F and 30.3°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 87.3 °F
April 86.3 °F
February 85.5 °F
Warmest sea temperature:
April 89.1 °F
May 88.9 °F
March 88.6 °F
The most cold months:
October 78.7 °F
November 78.8 °F
September 80.0 °F
The most rainy months:
June 25 days
September 25 days
October 25 days
The most windy months:
February 6 mph
January 6 mph
March 6 mph
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