December weather forecastCheyyar, India
December
Weather in December
The first month of the winter, December, is still a warm month in Cheyyar, India, with an average temperature ranging between min 21°C (69.8°F) and max 28.9°C (84°F).Temperature
The month of December, characterized by an average high of 28.9°C (84°F) and a low of 21°C (69.8°F), is recognized as the coldest.Heat index
In December, the heat index is computed to be a hot 34°C (93.2°F). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.Keep in mind the heat index values are meant for areas in shade and with light wind. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', combines both the air temperature and the humidity level to give a perceived human temperature. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Humidity
November and December, with an average relative humidity of 77%, are the most humid months in Cheyyar, India.Rainfall
In December, the rain falls for 11.9 days. Throughout December, 54mm (2.13") of precipitation is accumulated. In Cheyyar, during the entire year, the rain falls for 156.4 days and collects up to 604mm (23.78") of precipitation.Daylight
December has the shortest days of the year, with an average of 11h and 24min of daylight.On the first day of December in Cheyyar, sunrise is at 6:17 am and sunset at 5:44 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 5:56 pm IST.
Sunshine
November and December, with an average of 6h of sunshine, are months with the least sunshine in Cheyyar.UV index
January, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.Note: In December, a daily maximum UV index of 6 leads to the following instructions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Cheyyar, India
- Average high temperature in December: 28.9°C
The warmest month (with the highest average high temperature) is May (40.1°C).
The month with the lowest average high temperature is December (28.9°C).
- Average low temperature in December: 21°C
The month with the highest average low temperature is May (29.1°C).
The coldest month (with the lowest average low temperature) is January (19.9°C).
Average pressure in December
Cheyyar, India
- Average pressure in December: 1012.4mbar
The month with the highest atmospheric pressure is January (1013.8mbar).
The month with the lowest atmospheric pressure is June (1004.6mbar).
Average wind speed in December
Cheyyar, India
- Average wind speed in December: 12.2km/h
The windiest month (with the highest average wind speed) is June (14.3km/h).
The calmest month (with the lowest average wind speed) is October (8.8km/h).
Average humidity in December
Cheyyar, India
- Average humidity in December: 77%
The months with the highest relative humidity are November and December (77%).
The months with the lowest relative humidity are May and June (50%).
Average rainfall in December
Cheyyar, India
- Average rainfall in December: 54mm
The wettest month (with the highest rainfall) is November (131mm).
The driest month (with the least rainfall) is February (5mm).
Average rainfall days in December
Cheyyar, India
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is August (22.1 days).
The month with the least rainy days is February (3.5 days).
Average daylight in December /
Average sunshine in December
Cheyyar, India
- Average daylight in December: 11h and 24min
The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in December: 6h and 0min
The month with the most sunshine is May (Average sunshine: 11h and 42min).
The months with the least sunshine are November and December (Average sunshine: 6h and 0min).
Average sunshine days in December
Cheyyar, India
- Average sunshine days in December: 15.6 days
The month with the most sunshine days is March (24.9 days).
The month with the least sunshine days is September (5.9 days).
Average UV index in December
Cheyyar, India
- Average UV index in December: 6
The months with the highest UV index are April, May, June and July (UV index 8).
The months with the lowest UV index are January, October, November and December (UV index 6).
Average cloud cover in December
Cheyyar, India
- Average cloud cover in December: 36
The months with the most cloud cover are July and August (Cloud cover 40).
The months with the least cloud cover are March and April (Cloud cover 15).
Average visibility in December
Cheyyar, India
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January and November (9km).





