December weather forecastTamahú, Guatemala

December

Weather in December

The first month of the winter, December, is also an agreeable month in Tamahú, Guatemala, with temperature in the range of an average high of 21.5°C (70.7°F) and an average low of 13.3°C (55.9°F).

Temperature

The unfolding of December shows an average high-temperature of a still agreeable 21.5°C (70.7°F), indicating a slight variance from November's 21.8°C (71.2°F). Tamahú anticipates an average minimum temperature of 13.3°C (55.9°F) in the month of December.

Humidity

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

Rainfall

In Tamahú, during December, the rain falls for 21.3 days and regularly aggregates up to 78mm (3.07") of precipitation. In Tamahú, 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 in Tamahú, with an average of 11h and 12min of daylight.
On the first day of December, sunrise is at 06:11 and sunset at 17:28. On the last day of the month, sunrise is at 06:27 and sunset at 17:41 CST.

Sunshine

In Tamahú, the average sunshine in December is 5.1h.

UV index

January, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In December, a regular UV index of 4 translates into these guidelines:
Make use of precautions - It is urged to ward off sun damage. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

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

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

In Tamahú, during December, the rain falls for 21.3 days and regularly aggregates up to 78mm (3.07") of precipitation.

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

The average day length in December in Tamahú is 11h and 14min.

On the first day of December in Tamahú, Guatemala, sunrise is at 06:11 and sunset at 17:28. On the last day of the month, sunrise is at 06:27 and sunset at 17:41 CST.

The average sunshine duration in December in Tamahú, Guatemala, is 5.1h.

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

In December, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Tamahú, 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
Tamahú, 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
Tamahú, 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
Tamahú, 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
Tamahú, 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
Tamahú, 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
Tamahú, 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
Tamahú, 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
Tamahú, 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).

Average cloud cover in December
Tamahú, Guatemala

  • Average cloud cover in December: 67

The month with the most cloud cover is November (Cloud cover 72).
The month with the least cloud cover is April (Cloud cover 37).

Average visibility in December
Tamahú, Guatemala

  • Average visibility in December: 6km

The month with the highest visibility is April (8km).
The months with the lowest visibility are January and November (5km).