December weather forecast
Outram Park, Singapore

December wraps up the year with typically tropical weather conditions in Outram Park. While the mercury levels continue sliding, the rainfall notches up from the November values to 233mm (9.17"). The city does witness a relative increase in the percentage of cloud cover as well. The dwindling wind speed and the decent pressure add to the cohesiveness of the climatic characteristics. Nonetheless, it is the city's supreme power to deliver a balanced weather, marked by a temperature high of 29.5°C (85.1°F) and optimal daylight hours that underlines its tropical charm.

Temperature

January and December are identified as the coldest months in Outram Park, with an average high-temperature of 29.5°C (85.1°F).

Heat index

The heat index for December is computed to be a torrid 36°C (96.8°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Heat index readings emphasize conditions of light breezes and shaded spots. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

With an average relative humidity of 81%, December is the most humid month in Outram Park.

Rainfall

December is the month with the most rainfall in Outram Park. Rain falls for 30.3 days and accumulates 233mm (9.17") of precipitation.

Daylight

December has the shortest days of the year in Outram Park, with an average of 12h and 6min of daylight.
On the first day of the month, sunrise is at 06:52 and sunset at 18:55. On the last day of December, sunrise is at 07:06 and sunset at 19:09 +08.

Sunshine

The month with the least sunshine is December, with an average of 7.1h of sunshine.

UV index

The months with the highest UV index in Outram Park are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In December, an average UV index of 7 transforms into the following instructions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays.