December weather forecast
Gatun, Panama

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Weather in December

December, the first month of the winter in Gatun, is also a moderately hot month, with temperature in the range of an average high of 27.8°C (82°F) and an average low of 24.9°C (76.8°F).

Temperature

Gatun notes the coldest temperatures in December, with a high average of 27.8°C (82°F) and a low of 24.9°C (76.8°F).

Heat index

December's mean heat index is evaluated at a hot 32°C (89.6°F). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
Consider that heat index readings are for situations in the shade and light wind. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

In Gatun, the average relative humidity in December is 84%.

Rainfall

In Gatun, in December, it is raining for 25 days, with typically 89mm (3.5") of accumulated precipitation. In Gatun, during the entire year, the rain falls for 266.8 days and collects up to 1014mm (39.92") of precipitation.

Daylight

December has the shortest days of the year, with an average of 11h and 36min of daylight.
On the first day of the month, sunrise is at 06:19 and sunset at 17:56. On the last day of December, in Gatun, sunrise is at 06:34 and sunset at 18:10 EST.

Sunshine

In December, the average sunshine is 6.3h.

UV index

October and December, with an average maximum UV index of 6, are months with the lowest UV index in Gatun. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 during December translates into the following directions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the coldest month in Gatun?

With its average high temperature of 27.8°C (82°F) and a low of 24.9°C (76.8°F), December is regarded as the coldest month in Gatun, Panama.

What are the temperatures in Gatun in December?

An average high-temperature, in December, in Gatun, is 27.8°C (82°F) and the average low-temperature is 24.9°C (76.8°F). In December, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 32°C (89.6°F).

What is the average humidity in December in Gatun?

In Gatun, Panama, the average relative humidity in December is 84%.

How much does it rain in Gatun in December?

In Gatun, Panama, in December, during 25 rainfall days, 89mm (3.5") of precipitation is typically accumulated.

What is the month with the shortest days in Gatun?

With an average of 11h and 36min of daylight, December has the shortest days of the year in Gatun, Panama.

How many hours of daylight does Gatun have in December?

In December, the average day length is 11h and 35min.

When is the sunrise / sunset in December in Gatun?

On the first day of December, sunrise is at 06:19 and sunset at 17:56. On the last day of the month, sunrise is at 06:34 and sunset at 18:10 EST.

How many hours of sunshine does Gatun have in December?

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

What are the months with the lowest UV index in Gatun?

October and December, with an average maximum UV index of 6, are months with the lowest UV index in Gatun.

How high is the UV index in December in Gatun?

In Gatun, Panama, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.

Average temperature in December
Gatun, Panama

Average temperature in December - Gatun, Panama
  • Average high temperature in December: 27.8°C

The warmest month (with the highest average high temperature) is May (29.1°C).
The month with the lowest average high temperature is December (27.8°C).

  • Average low temperature in December: 24.9°C

The month with the highest average low temperature is June (25.7°C).
The coldest months (with the lowest average low temperature) are January and February (24.8°C).

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Average pressure in December
Gatun, Panama

Average pressure in December - Gatun, Panama
  • Average pressure in December: 1010.1mbar

The month with the highest atmospheric pressure is March (1011.3mbar).
The months with the lowest atmospheric pressure are October and November (1009.6mbar).

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Average wind speed in December
Gatun, Panama

Average wind speed in December - Gatun, Panama
  • Average wind speed in December: 11.6km/h

The windiest month (with the highest average wind speed) is March (15.8km/h).
The calmest month (with the lowest average wind speed) is September (7.3km/h).

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Average humidity in December
Gatun, Panama

Average humidity in December - Gatun, Panama
  • Average humidity in December: 84%

The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is March (80%).

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Average rainfall in December
Gatun, Panama

Average rainfall in December - Gatun, Panama
  • Average rainfall in December: 89mm

The wettest month (with the highest rainfall) is July (144mm).
The driest month (with the least rainfall) is February (17mm).

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Average rainfall days in December
Gatun, Panama

Average rainfall days in December - Gatun, Panama
  • Average rainfall days in December: 25 days

The month with the highest number of rainy days is July (26.3 days).
The month with the least rainy days is February (15.2 days).

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Average daylight in December /
Average sunshine in December
Gatun, Panama

Average daylight in December / Average sunshine in December - Gatun, Panama
  • Average daylight in December: 11h and 4min

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

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is May (Average sunshine: 8h and 36min).
The month with the least sunshine is November (Average sunshine: 5h and 36min).

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Average sunshine days in December
Gatun, Panama

Average sunshine days in December - Gatun, Panama
  • Average sunshine days in December: 3.3 days

The month with the most sunshine days is March (9.6 days).
The month with the least sunshine days is July (3.2 days).

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Average UV index in December
Gatun, Panama

Average UV index in December - Gatun, Panama
  • Average UV index in December: 6

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

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Average cloud cover in December
Gatun, Panama

Average cloud cover in December - Gatun, Panama
  • Average cloud cover in December: 55

The months with the most cloud cover are July and December (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 44).

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Average visibility in December
Gatun, Panama

Average visibility in December - Gatun, Panama
  • Average visibility in December: 10km

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

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Gatun, Panama

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