World Resorts Costa Rica Alajuela Weather

Alajuela 7 Days Forecast

15.01
thu
Day
82°F
SW 8 mph
Precip.
87%
Night
55°F
SW 6 mph
Precip.
82%
16.01
fri
Day
72°F
SW 7 mph
Precip.
67%
Night
55°F
SW 6 mph
Precip.
0%
17.01
sat
Day
82°F
SW 1 mph
Precip.
100%
Night
61°F
SW 4 mph
Precip.
73%
18.01
sun
Day
81°F
SW 9 mph
Precip.
100%
Night
59°F
SW 7 mph
Precip.
76%
19.01
mon
Day
82°F
SW 11 mph
Precip.
0%
Night
57°F
SW 6 mph
Precip.
0%
20.01
tue
Day
84°F
SW 9 mph
Precip.
0%
Night
63°F
SW 6 mph
Precip.
0%
21.01
wed
Day
82°F
SW 8 mph
Precip.
0%
Night
54°F
SW 6 mph
Precip.
0%

Sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 83.8°F. The highest and lowest sea temperatures during the month were 84.2°F and 83.5°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:
October 75.8 °F
November 76.0 °F
September 77.0 °F
Rainiest months:
October 25 days
June 25 days
September 25 days
Windiest months:
February 6.7 mph
January 6.3 mph
March 5.8 mph

Alajuela on a weather map

Current weather
07:40
Alajuela
+72°F
SW 5 mph
Feels like: +77°F
Precip.: 0%
Places in Costa Rica:
Name
°F
Alajuela
+72°F
Jaco
+81°F
Cartago
+66°F
Cahuita
+77°F
Quepos
+77°F
Limon
+77°F
Playas del Coco
+81°F
Playa Flamingo
+81°F
Puerto Viejo de Talamanca
+75°F
Puerto Limon
+77°F
Samara
+81°F
San Jose
+70°F
Santa Teresa
+81°F
Tamarindo
+81°F
Tortuguero
+77°F
all places
24 Hours Forecast
Alajuela
Local time: 07:40
January 15, thursday
0900
72°F
SW
5 mph
1200
82°F
SW
8 mph
1500
75°F
SW
4 mph
1800
59°F
SW
6 mph
2100
55°F
SW
6 mph
January 16, friday
0000
55°F
SW
6 mph
0300
55°F
SW
5 mph
0600
61°F
SW
6 mph
Units of measurement: °C / °F