December weather forecastLa Arena, Panama

December

Weather in December

The first month of the winter, December, is still a warm month in La Arena, Panama, with an average temperature varying between 23°C (73.4°F) and 29.4°C (84.9°F).

Temperature

Welcoming December, La Arena notes an average high-temperature of a still moderately hot 29.4°C (84.9°F), nearly consistent with November's 29°C (84.2°F). The average temperature drops to a still moderately hot 23°C (73.4°F) during the night in the month of December.

Heat index

December's mean heat index is evaluated at a fiery hot 36°C (96.8°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The average relative humidity in December is 82%.

Rainfall

In La Arena, in December, it is raining for 21.1 days, with typically 69mm (2.72") of accumulated precipitation. In La Arena, during the entire year, the rain falls for 261.2 days and collects up to 1359mm (53.5") of precipitation.

Daylight

The month with the shortest days is December, with an average of 11h and 42min of daylight.
On the first day of the month, sunrise is at 06:20 and sunset at 18:02. On the last day of December, sunrise is at 06:35 and sunset at 18:15 EST.

Sunshine

In December, the average sunshine is 8.7h.

UV index

January through September, November and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high daily UV index of 7 during December translates into the following directions:
Deflect overexposure. Sun protection is a necessity. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

The high-temperature, in December, in La Arena, is 29.4°C (84.9°F), while the low-temperature averages to 23°C (73.4°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in December is evaluated at 36°C (96.8°F).

In La Arena, the average relative humidity in December is 82%.

In La Arena, in December, during 21.1 rainfall days, 69mm (2.72") of precipitation is typically accumulated.

The month with the shortest days is December, with an average of 11h and 42min of daylight.

The average day length in December is 11h and 40min.

On the first day of December, sunrise is at 06:20 and sunset at 18:02. On the last day of the month, sunrise is at 06:35 and sunset at 18:15 EST.

The average sunshine duration in December is 8.7h.

January through September, November and December, with an average maximum UV index of 7, are months with the highest UV index.

In December, the average daily maximum UV index in La Arena is 7. A UV Index estimate 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
La Arena, Panama

  • Average high temperature in December: 29.4°C

The warmest month (with the highest average high temperature) is April (31.8°C).
The months with the lowest average high temperature are October and November (29°C).

  • Average low temperature in December: 23°C

The month with the highest average low temperature is May (24.5°C).
The coldest month (with the lowest average low temperature) is December (23°C).

Average pressure in December
La Arena, Panama

  • Average pressure in December: 1010.1mbar

The month with the highest atmospheric pressure is March (1010.8mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).

Average wind speed in December
La Arena, Panama

  • Average wind speed in December: 12.4km/h

The windiest month (with the highest average wind speed) is February (15.8km/h).
The calmest month (with the lowest average wind speed) is September (6km/h).

Average humidity in December
La Arena, Panama

  • Average humidity in December: 82%

The month with the highest relative humidity is October (86%).
The month with the lowest relative humidity is March (72%).

Average rainfall in December
La Arena, Panama

  • Average rainfall in December: 69mm

The wettest month (with the highest rainfall) is October (197mm).
The driest month (with the least rainfall) is February (6mm).

Average rainfall days in December
La Arena, Panama

  • Average rainfall days in December: 21.1 days

The month with the highest number of rainy days is October (30.3 days).
The month with the least rainy days is February (5.5 days).

Average daylight in December /
Average sunshine in December
La Arena, Panama

  • Average daylight in December: 11h and 42min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in December: 8h and 42min

The months with the most sunshine are January and February (Average sunshine: 9h and 30min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

Average sunshine days in December
La Arena, Panama

  • Average sunshine days in December: 5.9 days

The month with the most sunshine days is March (19.5 days).
The months with the least sunshine days are October and November (0.5 days).

Average UV index in December
La Arena, Panama

  • Average UV index in December: 7

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

Average cloud cover in December
La Arena, Panama

  • Average cloud cover in December: 34

The month with the most cloud cover is October (Cloud cover 47).
The month with the least cloud cover is February (Cloud cover 23).

Average visibility in December
La Arena, Panama

  • Average visibility in December: 9km

The months with the highest visibility are January, February, March and April (10km).
The months with the lowest visibility are August, September, October and November (8km).