26.10
mon
mon
Day
82°F
S 1 mph
Precip.
18%
18%
Night
64°F
W 1 mph
Precip.
58%
58%
27.10
tue
tue
Day
79°F
NE 7 mph
Precip.
46%
46%
Night
64°F
SW 2 mph
Precip.
21%
21%
28.10
wed
wed
Day
82°F
NE 4 mph
Precip.
14%
14%
Night
63°F
SW 3 mph
Precip.
24%
24%
29.10
thu
thu
Day
82°F
NE 4 mph
Precip.
9%
9%
Night
64°F
SW 3 mph
Precip.
17%
17%
30.10
fri
fri
Day
79°F
NE 3 mph
Precip.
41%
41%
Night
63°F
SW 2 mph
Precip.
29%
29%
31.10
sat
sat
Day
82°F
N 1 mph
Precip.
17%
17%
Night
63°F
SW 3 mph
Precip.
16%
16%
01.11
sun
sun
Day
75°F
E 3 mph
Precip.
68%
68%
Night
64°F
SW 3 mph
Precip.
22%
22%
sea water
temperature
temperature
| Alajuela |
monthly
weather
weather
| Alajuela |
current
weather
weather
| Alajuela |
14 days
forecast
forecast
| Alajuela |
Sea water temperature in October, °F
Show year:
2026
2025
2024
The average sea water temperature in October of 2026 was 86.5°F. The highest and lowest sea temperatures during the month were 87.3°F and 85.8°F.
Sea water temperature in November, °F
Show year:
2025
2024
2023
The average sea water temperature in November of 2025 was 82.0°F. The highest and lowest sea temperatures during the month were 83.3°F and 80.6°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
Alajuela on a weather map
Places in Costa Rica:
Name
°F
24 Hours Forecast
Alajuela
Local time: 19:04
October 26, monday
2100
66°F
SW
2 mph
2 mph
October 27, tuesday
0000
64°F
W
1 mph
1 mph
0300
63°F
SW
4 mph
4 mph
0600
63°F
SW
5 mph
5 mph
0900
79°F
NW
1 mph
1 mph
1200
79°F
NE
7 mph
7 mph
1500
73°F
NE
2 mph
2 mph
1800
66°F
NW
1 mph
1 mph
