December weather forecast
Cambridge, Jamaica

Cambridge, Jamaica in December exudes a crisp winter charm, with cooler temperatures sweeping across the city. The city comes alive with holiday festivities, basking in the joy of the season. The decreased rainfall and pleasant sunshine create ideal conditions for outdoor excursions and sight-seeing. The relative humidity stays stable, striking a balance between freshness and comfort throughout the season. The transition in temperature circles from 27.5°C (81.5°F) to 24.9°C (76.8°F), capping the year off with pleasant weather niceties.

Temperature

The introduction of December notes a subtle temperature variation to a still warm 27.5°C (81.5°F) from November's 28°C (82.4°F). Cambridge's nighttime temperatures in December settle close to daytime highs at an average of 24.9°C (76.8°F).

Heat index

The average heat index in December is estimated at a hot 31°C (87.8°F). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.
One should consider that heat index numbers are for shaded settings and light wind. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

The average relative humidity in December in Cambridge is 77%.

Rainfall

In December, in Cambridge, the rain falls for 11 days. Throughout December, 28mm (1.1") of precipitation is accumulated. In Cambridge, during the entire year, the rain falls for 177.2 days and collects up to 687mm (27.05") 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 06:27 and sunset at 17:34. On the last day of December, sunrise is at 06:43 and sunset at 17:46 EST.

Sunshine

November and December, with an average of 6.6h of sunshine, are months with the least sunshine in Cambridge.

UV index

The months with the highest UV index in Cambridge are January, March through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 7 during December translates into the following recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.