December weather forecastKnockpatrick, Jamaica
December
Weather in December
December, the first month of the winter in Knockpatrick, is still a warm month, with an average temperature fluctuating between 19.6°C (67.3°F) and 27.1°C (80.8°F).Temperature
The arrival of December brings an average high-temperature of a still moderately hot 27.1°C (80.8°F), subtly diverging from November's 27.9°C (82.2°F). Throughout December, Knockpatrick witnesses a consistent average low-temperature of 19.6°C (67.3°F).Heat index
December's average heat index is evaluated at a hot 30°C (86°F). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', reflects the feeling of heat when considering both air temperature and humidity. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are particularly relevant to babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Humidity
The average relative humidity in December is 85%.Rainfall
In Knockpatrick, Jamaica, during December, the rain falls for 23.9 days and regularly aggregates up to 65mm (2.56") of precipitation. In Knockpatrick, during the entire year, the rain falls for 297.9 days and collects up to 1472mm (57.95") of precipitation.Daylight
The month with the shortest days is December, with an average of 11h and 6min of daylight.On the first day of the month, sunrise is at 06:25 and sunset at 17:33. On the last day of December, sunrise is at 06:41 and sunset at 17:45 EST.
Sunshine
In December, the average sunshine in Knockpatrick, Jamaica, is 6.3h.UV index
The average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 6 turns into the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Knockpatrick, Jamaica
- Average high temperature in December: 27.1°C
The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (27°C).
- Average low temperature in December: 19.6°C
The month with the highest average low temperature is August (21.9°C).
The coldest month (with the lowest average low temperature) is February (18.6°C).
Average pressure in December
Knockpatrick, Jamaica
- Average pressure in December: 1014.4mbar
The month with the highest atmospheric pressure is January (1015.5mbar).
The month with the lowest atmospheric pressure is October (1011.5mbar).
Average wind speed in December
Knockpatrick, Jamaica
- Average wind speed in December: 7.3km/h
The windiest month (with the highest average wind speed) is June (9.4km/h).
The calmest month (with the lowest average wind speed) is November (6.2km/h).
Average humidity in December
Knockpatrick, Jamaica
- Average humidity in December: 85%
The month with the highest relative humidity is October (87%).
The months with the lowest relative humidity are March and July (81%).
Average rainfall in December
Knockpatrick, Jamaica
- Average rainfall in December: 65mm
The wettest month (with the highest rainfall) is October (228mm).
The driest month (with the least rainfall) is January (56mm).
Average rainfall days in December
Knockpatrick, Jamaica
- Average rainfall days in December: 23.9 days
The month with the highest number of rainy days is October (28.7 days).
The month with the least rainy days is June (21.1 days).
Average daylight in December /
Average sunshine in December
Knockpatrick, 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 18min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).
Average sunshine days in December
Knockpatrick, Jamaica
- Average sunshine days in December: 3.7 days
The month with the most sunshine days is June (7.6 days).
The months with the least sunshine days are September and November (1.9 days).
Average UV index in December
Knockpatrick, Jamaica
- Average UV index in December: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is October (UV index 5).
Average cloud cover in December
Knockpatrick, Jamaica
- Average cloud cover in December: 45
The months with the most cloud cover are May and November (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in December
Knockpatrick, Jamaica
- Average visibility in December: 6km
The months with the highest visibility are March, June, July and August (8km).
The months with the lowest visibility are November and December (6km).





