December weather forecastMonagrillo, Panama
December
Weather in December
The first month of the winter, December, is a tropical month in Monagrillo, Panama, with an average temperature fluctuating between 21.4°C (70.5°F) and 30.3°C (86.5°F).Temperature
December brings a marginal elevation to a tropical 30.3°C (86.5°F) from November's 29.5°C (85.1°F) in Monagrillo's average high-temperatures. During the nights in December, Monagrillo experiences a consistent average temperature of 21.4°C (70.5°F).Heat index
For most parts of December, the heat index is appraised at an extremely hot 40°C (104°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.
Humidity
The average relative humidity in December in Monagrillo, Panama, is 83%.Rainfall
In December, in Monagrillo, the rain falls for 20.6 days. Throughout December, 121mm (4.76") of precipitation is accumulated. In Monagrillo, Panama, during the entire year, the rain falls for 269.3 days and collects up to 2235mm (87.99") 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 December, sunrise is at 06:20 and sunset at 18:01. On the last day of the month, sunrise is at 06:35 and sunset at 18:15 EST.
Sunshine
The average sunshine in December is 8.8h.UV index
July, August, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Monagrillo. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 6 during December translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. 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.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Monagrillo, Panama
- Average high temperature in December: 30.3°C
The warmest month (with the highest average high temperature) is March (34.6°C).
The month with the lowest average high temperature is October (29.2°C).
- Average low temperature in December: 21.4°C
The month with the highest average low temperature is April (23.7°C).
The coldest month (with the lowest average low temperature) is January (21.2°C).
Average pressure in December
Monagrillo, Panama
- Average pressure in December: 1010.2mbar
The month with the highest atmospheric pressure is January (1010.7mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in December
Monagrillo, Panama
- Average wind speed in December: 5.6km/h
The windiest month (with the highest average wind speed) is March (8.6km/h).
The calmest months (with the lowest average wind speed) are June and July (4.2km/h).
Average humidity in December
Monagrillo, Panama
- Average humidity in December: 83%
The months with the highest relative humidity are July, August, September and October (88%).
The month with the lowest relative humidity is March (65%).
Average rainfall in December
Monagrillo, Panama
- Average rainfall in December: 121mm
The wettest month (with the highest rainfall) is August (309mm).
The driest month (with the least rainfall) is February (11mm).
Average rainfall days in December
Monagrillo, Panama
- Average rainfall days in December: 20.6 days
The month with the highest number of rainy days is October (31 days).
The month with the least rainy days is February (5.3 days).
Average daylight in December /
Average sunshine in December
Monagrillo, 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 48min
The month with the most sunshine is January (Average sunshine: 9h and 36min).
The month with the least sunshine is October (Average sunshine: 6h and 42min).
Average sunshine days in December
Monagrillo, Panama
- Average sunshine days in December: 8.5 days
The month with the most sunshine days is February (21.1 days).
The month with the least sunshine days is October (0.1 days).
Average UV index in December
Monagrillo, Panama
- Average UV index in December: 6
The months with the highest UV index are January, February, March, April, May, June and September (UV index 7).
The months with the lowest UV index are July, August, October, November and December (UV index 6).
Average cloud cover in December
Monagrillo, Panama
- Average cloud cover in December: 35
The month with the most cloud cover is October (Cloud cover 58).
The month with the least cloud cover is February (Cloud cover 18).
Average visibility in December
Monagrillo, Panama
- Average visibility in December: 7km
The months with the highest visibility are February and March (10km).
The months with the lowest visibility are August, September, October and November (6km).





