December weather forecastDerwati, Indonesia
December
Weather in December
December, the first month of the summer in Derwati, is still a warm month, with an average temperature varying between 19.6°C (67.3°F) and 25.5°C (77.9°F).Temperature
The average high-temperature for December is a still warm 25.5°C (77.9°F), closely aligning with the temperature of the preceding month. In Derwati, December nights witness a steady temperature drop to an enjoyable 19.6°C (67.3°F).Humidity
In December, the average relative humidity is 84%.Rainfall
The months with the most rainfall are March and December, with an average 383mm (15.08") of precipitation.Daylight
The month with the longest days is December, with an average of 12h and 30min of daylight.On the first day of the month, sunrise is at 05:23 and sunset at 17:53. On the last day of December, sunrise is at 05:36 and sunset at 18:08 WIB.
Sunshine
In December, the average sunshine is 6.2h.UV index
February, April through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 6 suggests these recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full 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
Derwati, Indonesia
- Average high temperature in December: 25.5°C
The warmest month (with the highest average high temperature) is September (28.1°C).
The month with the lowest average high temperature is January (24.8°C).
- Average low temperature in December: 19.6°C
The months with the highest average low temperature are November and December (19.6°C).
The coldest month (with the lowest average low temperature) is August (17.6°C).
Average pressure in December
Derwati, Indonesia
- Average pressure in December: 1009.3mbar
The month with the highest atmospheric pressure is September (1011.5mbar).
The month with the lowest atmospheric pressure is December (1009.3mbar).
Average wind speed in December
Derwati, Indonesia
- Average wind speed in December: 4.7km/h
The windiest month (with the highest average wind speed) is January (6km/h).
The calmest month (with the lowest average wind speed) is April (4.1km/h).
Average humidity in December
Derwati, Indonesia
- Average humidity in December: 84%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is September (75%).
Average rainfall in December
Derwati, Indonesia
- Average rainfall in December: 383mm
The wettest months (with the highest rainfall) are March and December (383mm).
The driest month (with the least rainfall) is August (67mm).
Average rainfall days in December
Derwati, 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 (15.9 days).
Average daylight in December /
Average sunshine in December
Derwati, Indonesia
- Average daylight in December: 12h and 30min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in December: 6h and 12min
The month with the most sunshine is September (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 54min).
Average sunshine days in December
Derwati, Indonesia
- Average sunshine days in December: 1.2 days
The month with the most sunshine days is August (14.4 days).
The month with the least sunshine days is February (0.2 days).
Average UV index in December
Derwati, Indonesia
- Average UV index in December: 6
The months with the highest UV index are February, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January and March (UV index 5).
Average cloud cover in December
Derwati, Indonesia
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are August and September (Cloud cover 38).
Average visibility in December
Derwati, Indonesia
- Average visibility in December: 7km
The months with the highest visibility are August, September and October (8km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (7km).





