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Alajuela, Costa Rica Weather Averages

April is the hottest month in Alajuela with an average temperature of 25°C (76°F) and the coldest is January at 22°C (71°F). The wettest month is September with an average of 240mm of rain..

Average Temperature Alajuela

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature Alajuela

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Rainfall Alajuela

What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

Alajuela : Next 24-Hour Weather

Today - 8th July 2025

Sunrise 05:22

Sunrise

Sunset 18:02

Sunset
15:00
Light rain shower
23°C (73°F)
16:00
Mist
22°C (71°F)
17:00
Light rain shower
21°C (69°F)
18:00
Mist
20°C (68°F)
19:00
Mist
19°C (66°F)
20:00
Mist
18°C (64°F)
21:00
Mist
17°C (62°F)
22:00
Mist
17°C (61°F)
23:00
Mist
16°C (61°F)

Tomorrow - 9th July 2025

Sunrise 05:22

Sunrise

Sunset 18:02

Sunset
0:00
Mist
16°C (60°F)
1:00
Mist
16°C (59°F)
2:00
Mist
15°C (59°F)
3:00
Mist
15°C (58°F)
4:00
Mist
15°C (58°F)
5:00
Mist
15°C (58°F)
6:00
Mist
15°C (58°F)
7:00
Patchy rain possible
18°C (64°F)
8:00
Mist
21°C (69°F)
9:00
Patchy rain possible
24°C (75°F)
10:00
Patchy rain possible
25°C (77°F)
11:00
Patchy rain possible
26°C (79°F)
12:00
Patchy rain possible
27°C (81°F)
13:00
Light rain shower
26°C (78°F)
14:00
Patchy rain possible
25°C (76°F)
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