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
December
Weather in December
Temperature
December brings a marginal elevation to a still agreeable 21.6°C (70.9°F) from November's 20.7°C (69.3°F) in San Jerónimo's average high-temperatures. An average low-temperature of 12.1°C (53.8°F) is recorded during the nights in December.Humidity
In San Jerónimo, the average relative humidity in December is 85%.Rainfall
In San Jerónimo, in December, during 27.1 rainfall days, 162mm (6.38") of precipitation is typically accumulated. In San Jerónimo, during the entire year, the rain falls for 340.2 days and collects up to 2682mm (105.59") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 48min of daylight.On the first day of the month, sunrise is at 05:58 and sunset at 17:45. On the last day of December, sunrise is at 06:13 and sunset at 17:58 -05.
Sunshine
With an average of 6.2h of sunshine, December has the least sunshine of the year.UV index
January, March, April, June through August and December, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the UV index of 5 transforms into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December in San Jerónimo?
How many days does it rain in December?
What is the month with the shortest days?
How many hours of daylight does San Jerónimo have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What are the months with the highest UV index?
What is the UV index reading in December?
Average temperature in December
San Jerónimo, Colombia
- Average high temperature in December: 21.6°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is November (20.7°C).
- Average low temperature in December: 12.1°C
The month with the highest average low temperature is April (13°C).
The coldest months (with the lowest average low temperature) are July and August (11.3°C).
Average pressure in December
San Jerónimo, Colombia
- Average pressure in December: 1011.4mbar
The months with the highest atmospheric pressure are May and September (1012mbar).
The month with the lowest atmospheric pressure is February (1011.3mbar).
Average wind speed in December
San Jerónimo, Colombia
- Average wind speed in December: 3.3km/h
The windiest month (with the highest average wind speed) is July (4.7km/h).
The calmest month (with the lowest average wind speed) is November (2.8km/h).
Average humidity in December
San Jerónimo, Colombia
- Average humidity in December: 85%
The month with the highest relative humidity is November (89%).
The months with the lowest relative humidity are July and August (79%).
Average rainfall in December
San Jerónimo, Colombia
- Average rainfall in December: 162mm
The wettest month (with the highest rainfall) is April (348mm).
The driest month (with the least rainfall) is January (129mm).
Average rainfall days in December
San Jerónimo, Colombia
- Average rainfall days in December: 27.1 days
The month with the highest number of rainy days is May (30.6 days).
The month with the least rainy days is January (25.4 days).
Average daylight in December /
Average sunshine in December
San Jerónimo, Colombia
- Average daylight in December: 11h and 5min
The month with the longest days is June (Average daylight: 12h and 30min).
The month with the shortest days is December (Average daylight: 11h and 48min).
- Average sunshine in December: 6h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).
Average sunshine days in December
San Jerónimo, Colombia
- Average sunshine days in December: 2.1 days
The month with the most sunshine days is January (3.7 days).
The month with the least sunshine days is May (0.2 days).
Average UV index in December
San Jerónimo, Colombia
- Average UV index in December: 5
The months with the highest UV index are January, March, April, June, July, August and December (UV index 5).
The months with the lowest UV index are February, May, September, October and November (UV index 4).
Average cloud cover in December
San Jerónimo, Colombia
- Average cloud cover in December: 60
The month with the most cloud cover is November (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 46).
Average visibility in December
San Jerónimo, Colombia
- Average visibility in December: 7km
The months with the highest visibility are June, July and August (8km).
The month with the lowest visibility is November (6km).
