December weather forecastLamongan, Indonesia
December weather for Lamongan, Indonesia: December, the first month of the summer in Lamongan, is also a hot month, with an average temperature varying between 23.8°C (74.8°F) and 31.4°C (88.5°F). On the first day of December in Lamongan, sunrise is at 05:04 and sunset at 17:34.
December
Weather in December
December, the first month of the summer in Lamongan, is also a hot month, with an average temperature varying between 23.8°C (74.8°F) and 31.4°C (88.5°F).Temperature
The advent of December brings an average high-temperature of a still tropical 31.4°C (88.5°F), almost identical to the preceding month. In the month of December, Lamongan experiences an average low-temperature of 23.8°C (74.8°F).Heat index
In December, the average heat index is estimated at a blisteringly hot 41°C (105.8°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.Heat index's context suggests values are appropriate for shady areas and slight breezes. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.
Humidity
In Lamongan, the average relative humidity in December is 77%.Rainfall
In December, the rain falls for 28.4 days. Throughout December, 188mm (7.4") of precipitation is accumulated. In Lamongan, during the entire year, the rain falls for 217.3 days and collects up to 1402mm (55.2") of precipitation.Daylight
With an average of 12h and 30min of daylight, December has the longest days of the year.On the first day of the month, sunrise is at 05:04 and sunset at 17:34. On the last day of December, in Lamongan, sunrise is at 05:17 and sunset at 17:49 WIB.
Sunshine
In December, the average sunshine in Lamongan, Indonesia, is 8h.UV index
February, April through December, with an average maximum UV index of 7, are months with the highest UV index in Lamongan. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum high daily UV index of 7 during December translates into the following directions:
Resist extreme sun exposure. Guarding against solar damage is essential. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Lamongan, Indonesia
- Average high temperature in December: 31.4°C
The warmest month (with the highest average high temperature) is October (34.5°C).
The month with the lowest average high temperature is February (30.1°C).
- Average low temperature in December: 23.8°C
The month with the highest average low temperature is November (24.5°C).
The coldest months (with the lowest average low temperature) are July and August (21.8°C).
Average pressure in December
Lamongan, Indonesia
- Average pressure in December: 1008.8mbar
The month with the highest atmospheric pressure is August (1011.4mbar).
The month with the lowest atmospheric pressure is December (1008.8mbar).
Average wind speed in December
Lamongan, Indonesia
- Average wind speed in December: 6.3km/h
The windiest month (with the highest average wind speed) is September (7.7km/h).
The calmest month (with the lowest average wind speed) is April (5.4km/h).
Average humidity in December
Lamongan, Indonesia
- Average humidity in December: 77%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are September and October (62%).
Average rainfall in December
Lamongan, Indonesia
- Average rainfall in December: 188mm
The wettest month (with the highest rainfall) is February (273mm).
The driest month (with the least rainfall) is August (6mm).
Average rainfall days in December
Lamongan, Indonesia
- Average rainfall days in December: 28.4 days
The month with the highest number of rainy days is January (30.1 days).
The month with the least rainy days is August (4 days).
Average daylight in December /
Average sunshine in December
Lamongan, 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: 8h and 0min
The months with the most sunshine are August, September and October (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).
Average sunshine days in December
Lamongan, Indonesia
- Average sunshine days in December: 1.3 days
The month with the most sunshine days is August (26.5 days).
The month with the least sunshine days is February (0.3 days).
Average UV index in December
Lamongan, Indonesia
- Average UV index in December: 7
The months with the highest UV index are February, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January and March (UV index 6).
Average cloud cover in December
Lamongan, Indonesia
- Average cloud cover in December: 42
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 17).
Average visibility in December
Lamongan, Indonesia
- Average visibility in December: 9km
The months with the highest visibility are June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and March (8km).
