World Resorts Costa Rica Alajuela Weather

Alajuela 14 Days Forecast

18.07
fri
Day
84°F
SW 2 mph
Precip.
100%
Night
66°F
SW 4 mph
Precip.
0%
19.07
sat
Day
81°F
SW 6 mph
Precip.
100%
Night
66°F
SW 5 mph
Precip.
100%
20.07
sun
Day
75°F
SW 5 mph
Precip.
100%
Night
66°F
SW 5 mph
Precip.
69%
21.07
mon
Day
81°F
SW 1 mph
Precip.
100%
Night
64°F
SW 3 mph
Precip.
0%
22.07
tue
Day
77°F
E 1 mph
Precip.
100%
Night
61°F
SW 4 mph
Precip.
0%
23.07
wed
Day
70°F
SW 2 mph
Precip.
100%
Night
61°F
SW 4 mph
Precip.
62%
24.07
thu
Day
77°F
SW 1 mph
Precip.
100%
Night
61°F
SW 4 mph
Precip.
71%
25.07
fri
Day
75°F
E 2 mph
Precip.
100%
Night
61°F
SW 2 mph
Precip.
0%
26.07
sat
Day
75°F
E 3 mph
Precip.
100%
Night
66°F
SW 4 mph
Precip.
0%
27.07
sun
Day
75°F
E 2 mph
Precip.
100%
Night
63°F
SW 4 mph
Precip.
89%
28.07
mon
Day
75°F
NE 1 mph
Precip.
100%
Night
64°F
SW 3 mph
Precip.
100%
29.07
tue
Day
77°F
E 2 mph
Precip.
100%
Night
64°F
SW 4 mph
Precip.
0%
30.07
wed
Day
77°F
E 2 mph
Precip.
100%
Night
66°F
SW 4 mph
Precip.
100%
31.07
thu
Day
75°F
SW 6 mph
Precip.
100%
Night
61°F
SW 6 mph
Precip.
63%

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 84.7°F. The highest and lowest sea temperatures during the month were 85.3°F and 84.2°F.

Sea water temperature in August, °F

Show year:
2024
2023
2022

The average sea water temperature in August of 2024 was 84.2°F. The highest and lowest sea temperatures during the month were 84.7°F and 83.7°F.

Air temperature in Alajuela, °F

Precipitation total in Alajuela, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Alajuela

Sunniest months:
February 17 days
January 16 days
March 16 days
Warmest months:
March 83.6 °F
April 82.8 °F
February 82.3 °F
Warmest sea temp:
April 85.2 °F
May 85.0 °F
March 84.7 °F
Coldest months:
November 76.0 °F
October 76.0 °F
September 77.2 °F
Rainiest months:
September 26 days
October 26 days
June 25 days
Windiest months:
February 6.7 mph
January 6.3 mph
March 5.8 mph

Alajuela on a weather map

Alajuela
+72°F
SW 3 mph
Feels like: +72°F
Precip.: 75%
Places in Costa Rica:
Name
°F
+72°F
+82°F
+79°F
+73°F
+79°F
+79°F
+81°F
+68°F
+82°F
+82°F
+77°F
+68°F
24 Hours Forecast
Alajuela
Local time: 18:01
July 18, friday
2100
66°F
SW
4 mph
July 19, saturday
0000
66°F
SW
4 mph
0300
64°F
SW
4 mph
0600
66°F
SW
4 mph
0900
79°F
SW
5 mph
1200
81°F
SW
6 mph
1500
77°F
SW
6 mph
1800
70°F
W
3 mph
Units of measurement: °C / °F