December weather forecastTrimulyo, Indonesia
December
Weather in December
The first month of the summer, December, is still a warm month in Trimulyo, Indonesia, with an average temperature fluctuating between 28.7°C (83.7°F) and 23.2°C (73.8°F).Temperature
The advent of December observes an average high-temperature of a still warm 28.7°C (83.7°F), nearly identical to November's 29°C (84.2°F). Trimulyo, in December, observes a steady average low-temperature of 23.2°C (73.8°F).Heat index
The average heat index in December is evaluated at a hot 34°C (93.2°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a composite of temperature and humidity figures to convey how warm it feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Humidity
In December, the average relative humidity is 82%.Rainfall
In Trimulyo, Indonesia, during December, the rain falls for 29.4 days and regularly aggregates up to 189mm (7.44") of precipitation. Throughout the year, there are 293.9 rainfall days, and 1749mm (68.86") of precipitation is accumulated.Daylight
The month with the longest days is December, with an average of 12h and 36min of daylight.On the first day of the month, sunrise is at 05:11 and sunset at 17:44. On the last day of December, sunrise is at 05:24 and sunset at 17:58 WIB.
Sunshine
The month with the least sunshine is December, with an average of 7.4h of sunshine.UV index
January, April through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Trimulyo. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: During December, 6 as the daily maximum UV index converts into the following advice:
Prevent overexposure. Protection from the sun's harmful effects is needed. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Trimulyo, Indonesia
- Average high temperature in December: 28.7°C
The warmest month (with the highest average high temperature) is October (29.3°C).
The month with the lowest average high temperature is July (27.7°C).
- Average low temperature in December: 23.2°C
The months with the highest average low temperature are January and November (23.3°C).
The coldest month (with the lowest average low temperature) is August (21°C).
Average pressure in December
Trimulyo, Indonesia
- Average pressure in December: 1009mbar
The month with the highest atmospheric pressure is September (1011.9mbar).
The month with the lowest atmospheric pressure is December (1009mbar).
Average wind speed in December
Trimulyo, Indonesia
- Average wind speed in December: 8.5km/h
The windiest month (with the highest average wind speed) is August (11.6km/h).
The calmest month (with the lowest average wind speed) is April (7km/h).
Average humidity in December
Trimulyo, Indonesia
- Average humidity in December: 82%
The months with the highest relative humidity are May and June (84%).
The months with the lowest relative humidity are September and October (80%).
Average rainfall in December
Trimulyo, Indonesia
- Average rainfall in December: 189mm
The wettest month (with the highest rainfall) is March (236mm).
The driest month (with the least rainfall) is August (29mm).
Average rainfall days in December
Trimulyo, Indonesia
- Average rainfall days in December: 29.4 days
The month with the highest number of rainy days is January (30.3 days).
The month with the least rainy days is August (13.8 days).
Average daylight in December /
Average sunshine in December
Trimulyo, Indonesia
- Average daylight in December: 12h and 36min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in December: 7h and 24min
The month with the most sunshine is February (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).
Average sunshine days in December
Trimulyo, Indonesia
- Average sunshine days in December: 0.8 days
The month with the most sunshine days is August (11.1 days).
The months with the least sunshine days are January and February (0.4 days).
Average UV index in December
Trimulyo, Indonesia
- Average UV index in December: 6
The months with the highest UV index are February, March and October (UV index 7).
The months with the lowest UV index are January, April, May, June, July, August, September, November and December (UV index 6).
Average cloud cover in December
Trimulyo, Indonesia
- Average cloud cover in December: 51
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July and August (Cloud cover 38).
Average visibility in December
Trimulyo, Indonesia
- Average visibility in December: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, May, October, November and December (9km).





