Weather in Alajuela: October
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Average day temperature: | 75.8°F |
| Average night temperature: | 63.2°F | |
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Sea water temperature: | 83.1°F |
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Number of sunny days: | 1 day |
| Day length: | 11.8 - 12.0 hours | |
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Number of rainy days: | 25 days |
| Precipitation totals: | 23.2 in. | |
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forecast
| Alajuela |
temperature
| Alajuela |
Air temperature in October, °F
The highest day temperature during October of 2025 was 77°F. At the same time the lowest night temperature was 57°F. Daily and nightly averages during October were 73.1°F and 60.9°F.
Sea water temperature in Alajuela in October, °F
The average sea water temperature in October of 2025 was 82.8°F. The highest and lowest sea temperatures during the month were 83.7°F and 81.9°F.
Mostly all days in October are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in October, in.
Precipitation total value in Alajuela in October is 20.9 in. It makes october the most rainy month of the year.
The average wind speed value in October is 2.4 mph It makes October one of the least windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in October is: 3.6.
Best time for vacation in Alajuela
Alajuela on a weather map
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