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Alajuela weather in December

Weather in Alajuela: December

Average day temperature: 78.7°F
Average night temperature: 59.8°F
Sea water temperature: 83.0°F
Number of sunny days: 11 days
Day length: 11.5 - 11.6 hours
Number of rainy days: 5 days
Precipitation totals: 3.3 in.

Air temperature in December, °F

Show year:
2023
2022
2021

The highest day temperature during December of 2023 was 83°F. At the same time the lowest night temperature was 55°F. Day and night temperature averages during December were 79.1°F and 59.6°F.

Sea water temperature in Alajuela in December, °F

Show year:
2024
2023
2022

The average sea water temperature in December of 2023 was 84.8°F. The highest and lowest sea temperatures during the month were 86.4°F and 83.8°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are partly cloudy but sunny or cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Alajuela in December is 3.2 in. It makes december one of the most dry months of the year.

Wind speed in December, mph

The average wind speed value in December is 5.6 mph It makes December one of the most windy months of the year.

Average sunny hours

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 December is: 6.3.

Best time for vacation in Alajuela

Sunniest months:
February 18 days
January 17 days
March 17 days
Warmest months:
March 83.6 °F
April 83.0 °F
February 82.4 °F
Warmest sea temp:
April 85.1 °F
May 84.9 °F
March 84.6 °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 6.8 mph
January 6.4 mph
March 5.9 mph

Alajuela on a weather map

Alajuela
+61°F
SW 4 mph
Feels like: +61°F
Precip.: 100%
Places in Costa Rica:
Name
°F
+61°F
+79°F
+57°F
+73°F
+68°F
+73°F
+73°F
+79°F
+61°F
+79°F
+75°F
+57°F
24 Hours Forecast
Alajuela
Local time: 20:12
December 21, saturday
2100
61°F
SW
4 mph
December 22, sunday
0000
59°F
SW
4 mph
0300
57°F
SW
6 mph
0600
57°F
SW
5 mph
0900
66°F
SW
6 mph
1200
68°F
SW
6 mph
1500
68°F
SW
6 mph
1800
57°F
SW
6 mph
Units of measurement: °C / °F