December weather forecastGuzmán, Panama
December
Weather in December
The first month of the winter, December, is also a moderately hot month in Guzmán, Panama, with temperature in the range of an average high of 29.4°C (84.9°F) and an average low of 22.3°C (72.1°F).Temperature
Guzmán, Panama, signifies an average high-temperature of a still moderately hot 29.4°C (84.9°F) in December, closely mirroring the 29.3°C (84.7°F) of November. December nights in Guzmán are marked by an average low-temperature of 22.3°C (72.1°F).Heat index
December's mean heat index is calculated to be a sweltering 36°C (96.8°F). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.In reference to the heat index, it's for places in shade and with a slight wind. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', integrates the air's temperature and its humidity to showcase the felt temperature by people. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.
Humidity
In December, the average relative humidity in Guzmán, Panama, is 82%.Rainfall
In Guzmán, in December, it is raining for 18.4 days, with typically 55mm (2.17") of accumulated precipitation. In Guzmán, during the entire year, the rain falls for 247.4 days and collects up to 1423mm (56.02") of precipitation.Daylight
With an average of 11h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 06:21 and sunset at 18:01. On the last day of December, in Guzmán, sunrise is at 06:36 and sunset at 18:14 EST.
Sunshine
In December, the average sunshine in Guzmán, Panama, is 8.3h.UV index
July through December, with an average maximum UV index of 6, are months with the lowest UV index in Guzmán. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.Note: In December, the maximum UV index of 6 translates into these guidelines:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Guzmán, Panama
- Average high temperature in December: 29.4°C
The warmest month (with the highest average high temperature) is April (32.3°C).
The months with the lowest average high temperature are October and November (29.3°C).
- Average low temperature in December: 22.3°C
The month with the highest average low temperature is May (23.8°C).
The coldest months (with the lowest average low temperature) are January and December (22.3°C).
Average pressure in December
Guzmán, Panama
- Average pressure in December: 1010.1mbar
The months with the highest atmospheric pressure are January and March (1010.8mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed in December
Guzmán, Panama
- Average wind speed in December: 11.4km/h
The windiest months (with the highest average wind speed) are February and March (15.1km/h).
The calmest month (with the lowest average wind speed) is September (5.3km/h).
Average humidity in December
Guzmán, Panama
- Average humidity in December: 82%
The month with the highest relative humidity is October (88%).
The month with the lowest relative humidity is March (72%).
Average rainfall in December
Guzmán, Panama
- Average rainfall in December: 55mm
The wettest month (with the highest rainfall) is August (228mm).
The driest month (with the least rainfall) is February (7mm).
Average rainfall days in December
Guzmán, Panama
- Average rainfall days in December: 18.4 days
The month with the highest number of rainy days is October (28.9 days).
The month with the least rainy days is February (6.1 days).
Average daylight in December /
Average sunshine in December
Guzmán, Panama
- Average daylight in December: 11h and 36min
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 36min).
- Average sunshine in December: 8h and 18min
The months with the most sunshine are January and February (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).
Average sunshine days in December
Guzmán, Panama
- Average sunshine days in December: 8.6 days
The month with the most sunshine days is March (19 days).
The month with the least sunshine days is October (1.7 days).
Average UV index in December
Guzmán, Panama
- Average UV index in December: 6
The months with the highest UV index are January, February, March, April, May and June (UV index 7).
The months with the lowest UV index are July, August, September, October, November and December (UV index 6).
Average cloud cover in December
Guzmán, Panama
- Average cloud cover in December: 39
The month with the most cloud cover is October (Cloud cover 56).
The month with the least cloud cover is February (Cloud cover 27).
Average visibility in December
Guzmán, Panama
- Average visibility in December: 8km
The months with the highest visibility are February, March and April (10km).
The month with the lowest visibility is October (6km).





