December weather forecastSan Jerónimo, Colombia

December

Weather in December

The first month of the winter, December, is still a pleasant month in San Jerónimo, Colombia, with temperature in the range of an average high of 21.6°C (70.9°F) and an average low of 12.1°C (53.8°F).

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.

Updated: Aug 28, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

San Jerónimo in December has an average high-temperature of 21.6°C (70.9°F) and an average low-temperature of 12.1°C (53.8°F).

The average relative humidity in December is 85%.

In San Jerónimo, in December, it is raining for 27.1 days, with typically 162mm (6.38") of accumulated precipitation.

The month with the shortest days is December, with an average of 11h and 48min of daylight.

In December, the average day length is 11h and 46min.

In December, on the first day of the month, sunrise is at 05:58 and sunset at 17:45. On the last day of the month, sunrise is at 06:13 and sunset at 17:58 -05.

The month with the least sunshine is December, with an average of 6.2h of sunshine.

In San Jerónimo, the average sunshine duration in December is 6.2h.

January, March, April, June through August and December, with an average maximum UV index of 5, are months with the highest UV index.

The average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

20.7°C

21.6°C

22.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

3.1km/h

3.6km/h

3.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

0.4

2.1

3.7

Average UV index

Average cloud cover

Average visibility

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 48min

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 12min

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).