December weather forecastSamahil, Mexico

December

Weather in December

The first month of the winter, December, is still a warm month in Samahil, Mexico, with temperature in the range of an average low of 19.5°C (67.1°F) and an average high of 29.1°C (84.4°F).

Temperature

Samahil's weather in December indicates an average high-temperature of a still moderately hot 29.1°C (84.4°F), nearly consistent with the 29.6°C (85.3°F) of November. An average temperature of 19.5°C (67.1°F) marks the nights in Samahil in December.

Heat index

Throughout December, the heat index is appraised at a tropical 34°C (93.2°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In Samahil, the average relative humidity in December is 75%.

Rainfall

In December, in Samahil, the rain falls for 11.5 days. Throughout December, 24mm (0.94") of precipitation is accumulated. Throughout the year, there are 167.3 rainfall days, and 536mm (21.1") of precipitation is accumulated.

Daylight

With an average of 10h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:20 am and sunset at 5:17 pm. On the last day of December, sunrise is at 6:36 am and sunset at 5:29 pm CST.

Sunshine

The average sunshine in December is 6.3h.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 6 during December translates into the following directions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

The high-temperature, in December, in Samahil, records 29.1°C (84.4°F), while the low-temperature is 19.5°C (67.1°F). In December, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 34°C (93.2°F).

In December, the average relative humidity in Samahil is 75%.

In Samahil, Mexico, in December, it is raining for 11.5 days, with typically 24mm (0.94") of accumulated precipitation.

The month with the shortest days in Samahil is December, with an average of 10h and 54min of daylight.

In December, the average day length is 10h and 53min.

On the first day of December in Samahil, sunrise is at 6:20 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 5:29 pm CST.

In Samahil, Mexico, the average sunshine duration in December is 6.3h.

January, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Samahil, Mexico.

The average daily maximum UV index in December in Samahil, Mexico, is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
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
Samahil, Mexico

  • Average high temperature in December: 29.1°C

The warmest month (with the highest average high temperature) is May (35.4°C).
The month with the lowest average high temperature is January (28.1°C).

  • Average low temperature in December: 19.5°C

The month with the highest average low temperature is June (24.3°C).
The coldest month (with the lowest average low temperature) is January (18.6°C).

Average pressure in December
Samahil, Mexico

  • Average pressure in December: 1016.4mbar

The month with the highest atmospheric pressure is January (1017.6mbar).
The month with the lowest atmospheric pressure is September (1011.9mbar).

Average wind speed in December
Samahil, Mexico

  • Average wind speed in December: 13.5km/h

The windiest month (with the highest average wind speed) is March (16.1km/h).
The calmest month (with the lowest average wind speed) is September (10.6km/h).

Average humidity in December
Samahil, Mexico

  • Average humidity in December: 75%

The months with the highest relative humidity are September and October (78%).
The months with the lowest relative humidity are April and May (63%).

Average rainfall in December
Samahil, Mexico

  • Average rainfall in December: 24mm

The wettest month (with the highest rainfall) is June (99mm).
The driest months (with the least rainfall) are February and March (12mm).

Average rainfall days in December
Samahil, Mexico

  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is September (20.4 days).
The months with the least rainy days are February and March (7.2 days).

Average daylight in December /
Average sunshine in December
Samahil, Mexico

  • Average daylight in December: 10h and 54min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in December: 6h and 18min

The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).

Average sunshine days in December
Samahil, Mexico

  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is March (21.8 days).
The month with the least sunshine days is October (8.5 days).

Average UV index in December
Samahil, Mexico

  • Average UV index in December: 6

The months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, November and December (UV index 6).

Average cloud cover in December
Samahil, Mexico

  • Average cloud cover in December: 33

The month with the most cloud cover is January (Cloud cover 36).
The months with the least cloud cover are March and April (Cloud cover 25).

Average visibility in December
Samahil, Mexico

  • Average visibility in December: 9km

The months with the highest visibility are February, March, April, May and June (10km).
The month with the lowest visibility is September (8km).