Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In the transition from November to December, Alajuelita reports an average high-temperature of a warm 23.4°C (74.1°F), indicating a close resemblance to the prior month. In the month of December, Alajuelita experiences an average low-temperature of 14°C (57.2°F).Humidity
The average relative humidity in December in Alajuelita is 84%.Rainfall
In December, in Alajuelita, Costa Rica, the rain falls for 19.5 days. Throughout December, 65mm (2.56") of precipitation is accumulated. In Alajuelita, Costa Rica, during the entire year, the rain falls for 287.8 days and collects up to 2585mm (101.77") of precipitation.Daylight
The month with the shortest days in Alajuelita, Costa Rica, is December, with an average of 11h and 36min of daylight.On the first day of the month, sunrise is at 05:38 and sunset at 17:13. On the last day of December, in Alajuelita, sunrise is at 05:52 and sunset at 17:26 CST.
Sunshine
In December, the average sunshine is 7.8h.UV index
January through December, with an average maximum UV index of 5, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 5 translates into these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. When the Sun is at its strongest around midday, find shade and limit exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What are the temperatures in Alajuelita in December?
What is the average humidity in December in Alajuelita?
How many days does it rain in December in Alajuelita?
What is the month with the shortest days in Alajuelita?
What is the average length of the day in December in Alajuelita?
When are sunrise and sunset in December in Alajuelita?
How long on average sun shines in December in Alajuelita?
What is the month with the highest UV index in Alajuelita?
What are the months with the lowest UV index in Alajuelita?
What is the UV index reading in December in Alajuelita?
Average temperature in December
Alajuelita, Costa Rica
- Average high temperature in December: 23.4°C
The warmest month (with the highest average high temperature) is April (26°C).
The month with the lowest average high temperature is October (22.4°C).
- Average low temperature in December: 14°C
The month with the highest average low temperature is June (17°C).
The coldest month (with the lowest average low temperature) is January (13.8°C).
Average pressure in December
Alajuelita, Costa Rica
- Average pressure in December: 1011.7mbar
The month with the highest atmospheric pressure is January (1012.3mbar).
The month with the lowest atmospheric pressure is October (1010.8mbar).
Average wind speed in December
Alajuelita, Costa Rica
- Average wind speed in December: 9km/h
The windiest month (with the highest average wind speed) is February (10.7km/h).
The calmest month (with the lowest average wind speed) is September (4.3km/h).
Average humidity in December
Alajuelita, Costa Rica
- Average humidity in December: 84%
The months with the highest relative humidity are September and October (91%).
The months with the lowest relative humidity are February and March (75%).
Average rainfall in December
Alajuelita, Costa Rica
- Average rainfall in December: 65mm
The wettest month (with the highest rainfall) is October (438mm).
The driest month (with the least rainfall) is February (26mm).
Average rainfall days in December
Alajuelita, Costa Rica
- Average rainfall days in December: 19.5 days
The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (12.2 days).
Average daylight in December /
Average sunshine in December
Alajuelita, Costa Rica
- Average daylight in December: 11h and 4min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in December: 7h and 5min
The month with the most sunshine is February (Average sunshine: 9h and 12min).
The month with the least sunshine is October (Average sunshine: 5h and 48min).
Average sunshine days in December
Alajuelita, Costa Rica
- Average sunshine days in December: 9.1 days
The month with the most sunshine days is March (13.5 days).
The month with the least sunshine days is September (0.1 days).
Average UV index in December
Alajuelita, Costa Rica
- Average UV index in December: 5
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in December
Alajuelita, Costa Rica
- Average cloud cover in December: 45
The month with the most cloud cover is October (Cloud cover 68).
The month with the least cloud cover is February (Cloud cover 30).
Average visibility in December
Alajuelita, Costa Rica
- Average visibility in December: 8km
The months with the highest visibility are January, February and March (9km).
The months with the lowest visibility are August, September, October and November (6km).
Alajuelita, Costa Rica
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