December weather forecastMitchell Town, Jamaica
December
Weather in December
The first month of the winter, December, is still a warm month in Mitchell Town, Jamaica, with temperature in the range of an average low of 20.8°C (69.4°F) and an average high of 28.3°C (82.9°F).Temperature
December's onset brings an average high-temperature of a still warm 28.3°C (82.9°F), showing a minute difference from November's 29.1°C (84.4°F). In December, Mitchell Town records an average nighttime temperature of 20.8°C (69.4°F).Heat index
During December, the heat index is computed to be a hot 33°C (91.4°F). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.Remember that heat index calculations are made for conditions in the shade with light wind. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
In Mitchell Town, the average relative humidity in December is 82%.Rainfall
In Mitchell Town, Jamaica, in December, during 21.6 rainfall days, 48mm (1.89") of precipitation is typically accumulated. In Mitchell Town, during the entire year, the rain falls for 279.6 days and collects up to 947mm (37.28") of precipitation.Daylight
With an average of 11h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 06:23 and sunset at 17:32. On the last day of December, sunrise is at 06:39 and sunset at 17:44 EST.
Sunshine
October and December, with an average of 6.9h of sunshine, are months with the least sunshine.UV index
January through April, September through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 6 during December translates into the following guidance:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mitchell Town, Jamaica
- Average high temperature in December: 28.3°C
The warmest month (with the highest average high temperature) is August (31.1°C).
The month with the lowest average high temperature is January (27.8°C).
- Average low temperature in December: 20.8°C
The months with the highest average low temperature are July and August (23.3°C).
The coldest months (with the lowest average low temperature) are January and February (20°C).
Average pressure in December
Mitchell Town, Jamaica
- Average pressure in December: 1014.3mbar
The month with the highest atmospheric pressure is January (1015.4mbar).
The month with the lowest atmospheric pressure is October (1011.4mbar).
Average wind speed in December
Mitchell Town, Jamaica
- Average wind speed in December: 7.9km/h
The windiest month (with the highest average wind speed) is June (10.3km/h).
The calmest month (with the lowest average wind speed) is November (6.9km/h).
Average humidity in December
Mitchell Town, Jamaica
- Average humidity in December: 82%
The month with the highest relative humidity is October (83%).
The month with the lowest relative humidity is July (78%).
Average rainfall in December
Mitchell Town, Jamaica
- Average rainfall in December: 48mm
The wettest month (with the highest rainfall) is October (147mm).
The driest month (with the least rainfall) is January (33mm).
Average rainfall days in December
Mitchell Town, Jamaica
- Average rainfall days in December: 21.6 days
The month with the highest number of rainy days is October (27.5 days).
The month with the least rainy days is June (20.1 days).
Average daylight in December /
Average sunshine in December
Mitchell Town, Jamaica
- Average daylight in December: 11h and 6min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in December: 6h and 54min
The month with the most sunshine is August (Average sunshine: 11h and 18min).
The months with the least sunshine are October and December (Average sunshine: 6h and 54min).
Average sunshine days in December
Mitchell Town, Jamaica
- Average sunshine days in December: 4.2 days
The month with the most sunshine days is July (7.5 days).
The month with the least sunshine days is October (2.3 days).
Average UV index in December
Mitchell Town, Jamaica
- Average UV index in December: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, February, March, April, September, October, November and December (UV index 6).
Average cloud cover in December
Mitchell Town, Jamaica
- Average cloud cover in December: 29
The month with the most cloud cover is June (Cloud cover 36).
The months with the least cloud cover are March, July, August, September and December (Cloud cover 29).
Average visibility in December
Mitchell Town, Jamaica
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September and November (9km).
The months with the lowest visibility are January, October and December (8km).
