December weather forecastTactic, Guatemala

December

Weather in December

December, the first month of the winter in Tactic, is still a pleasant month, with an average temperature varying between 13.3°C (55.9°F) and 21.5°C (70.7°F).

Temperature

As Tactic transitions into December, the average high-temperature stands at a still agreeable 21.5°C (70.7°F), offering little variation from the preceding month. December sees the temperature falling to a mean low of 13.3°C (55.9°F).

Humidity

In Tactic, Guatemala, the average relative humidity in December is 89%.

Rainfall

In Tactic, during December, the rain falls for 21.3 days and regularly aggregates up to 78mm (3.07") of precipitation. In Tactic, Guatemala, during the entire year, the rain falls for 297.8 days and collects up to 2530mm (99.61") of precipitation.

Daylight

December has the shortest days of the year, with an average of 11h and 12min of daylight.
On the first day of December, sunrise is at 06:12 and sunset at 17:29. On the last day of the month, sunrise is at 06:27 and sunset at 17:41 CST.

Sunshine

In December, the average sunshine is 5.1h.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 in December interprets into the following advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Updated: Feb 15, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature in Tactic during December is 21.5°C (70.7°F) and the low-temperature is 13.3°C (55.9°F). In April, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 31°C (87.8°F).

The average relative humidity in December in Tactic is 89%.

In Tactic, in December, it is raining for 21.3 days, with typically 78mm (3.07") of accumulated precipitation.

December has the shortest days of the year in Tactic, with an average of 11h and 12min of daylight.

In Tactic, the average day length in December is 11h and 14min.

On the first day of December, sunrise is at 06:12 and sunset at 17:29. On the last day of the month, sunrise is at 06:27 and sunset at 17:41 CST.

In Tactic, the average sunshine duration in December is 5.1h.

January, November and December, with an average maximum UV index of 4, are months with the lowest UV index in Tactic, Guatemala.

In December, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

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

Nov

December

Jan

Average high temperature

21.8°C

21.5°C

21.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.6km/h

5.5km/h

5.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

3.3

5.9

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Tactic, Guatemala

Average high temperature in December: 21.5°C

The warmest month (with the highest average high temperature) is April (27.8°C).
The month with the lowest average high temperature is January (21.2°C).

Average low temperature in December: 13.3°C

The month with the highest average low temperature is June (17.6°C).
The coldest month (with the lowest average low temperature) is January (12.5°C).

Average pressure in December
Tactic, Guatemala

Average pressure in December: 1016.5mbar

The month with the highest atmospheric pressure is January (1017.3mbar).
The months with the lowest atmospheric pressure are May and September (1013mbar).

Average wind speed in December
Tactic, Guatemala

Average wind speed in December: 4.9km/h

The windiest months (with the highest average wind speed) are March and April (5.5km/h).
The calmest month (with the lowest average wind speed) is September (4.1km/h).

Average humidity in December
Tactic, Guatemala

Average humidity in December: 89%

The month with the highest relative humidity is November (91%).
The month with the lowest relative humidity is April (76%).

Average rainfall in December
Tactic, Guatemala

Average rainfall in December: 78mm

The wettest month (with the highest rainfall) is June (377mm).
The driest month (with the least rainfall) is February (71mm).

Average rainfall days in December
Tactic, Guatemala

Average rainfall days in December: 21.3 days

The month with the highest number of rainy days is September (29.4 days).
The month with the least rainy days is March (19.4 days).

Average daylight in December /
Average sunshine in December
Tactic, Guatemala

Average daylight in December: 11h and 12min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).

Average sunshine in December: 5h and 6min

The month with the most sunshine is April (Average sunshine: 10h and 12min).
The months with the least sunshine are January and November (Average sunshine: 4h and 42min).

Average sunshine days in December
Tactic, Guatemala

Average sunshine days in December: 5.9 days

The month with the most sunshine days is March (8.8 days).
The month with the least sunshine days is September (0.6 days).

Average UV index in December
Tactic, Guatemala

Average UV index in December: 4

The months with the highest UV index are March and April (UV index 6).
The months with the lowest UV index are January, November and December (UV index 4).