Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
December is the month when Namakkal sees the lowest average temperatures, with a high of 29.2°C (84.6°F) and a low of 20.3°C (68.5°F).Heat index
For most parts of December, the heat index is calculated to be a hot 34°C (93.2°F). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.Given the heat index, its values are aligned with shaded sites and gentle winds. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', arises from combining readings of air temperature and relative moisture content. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
Humidity
In December, the average relative humidity is 74%.Rainfall
In Namakkal, in December, during 12 rainfall days, 31mm (1.22") of precipitation is typically accumulated. Throughout the year, in Namakkal, there are 180.4 rainfall days, and 698mm (27.48") of precipitation is accumulated.Daylight
With an average of 11h and 30min of daylight, December has the shortest days of the year.On the first day of December in Namakkal, sunrise is at 6:20 am and sunset at 5:51 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:04 pm IST.
Sunshine
In December, the average sunshine is 6.7h.UV index
The months with the lowest UV index in Namakkal are January, October through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 6 suggests these recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Namakkal?
How hot is it in Namakkal in December?
What is the average humidity in December in Namakkal?
How much does it rain in Namakkal in December?
What is the month with the shortest days in Namakkal?
How many hours of daylight does Namakkal have in December?
What time are sunrise and sunset in December in Namakkal?
How long on average sun shines in December in Namakkal?
When is the lowest UV index in Namakkal?
How high is the UV index in December in Namakkal?
Average temperature in December
Namakkal, India
- Average high temperature in December: 29.2°C
The warmest months (with the highest average high temperature) are April and May (37.8°C).
The month with the lowest average high temperature is December (29.2°C).
- Average low temperature in December: 20.3°C
The month with the highest average low temperature is May (27.2°C).
The coldest month (with the lowest average low temperature) is January (19.4°C).
Average pressure in December
Namakkal, India
- Average pressure in December: 1012.6mbar
The month with the highest atmospheric pressure is January (1013.8mbar).
The month with the lowest atmospheric pressure is June (1006.9mbar).
Average wind speed in December
Namakkal, India
- Average wind speed in December: 8.1km/h
The windiest months (with the highest average wind speed) are June and July (15.7km/h).
The calmest month (with the lowest average wind speed) is November (7.1km/h).
Average humidity in December
Namakkal, India
- Average humidity in December: 74%
The month with the highest relative humidity is November (78%).
The month with the lowest relative humidity is April (49%).
Average rainfall in December
Namakkal, India
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is October (175mm).
The driest month (with the least rainfall) is January (6mm).
Average rainfall days in December
Namakkal, India
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is August (23.8 days).
The month with the least rainy days is February (3.6 days).
Average daylight in December /
Average sunshine in December
Namakkal, India
- Average daylight in December: 11h and 3min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is May (Average sunshine: 11h and 42min).
The month with the least sunshine is November (Average sunshine: 5h and 54min).
Average sunshine days in December
Namakkal, India
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is August (5.7 days).
Average UV index in December
Namakkal, India
- Average UV index in December: 6
The months with the highest UV index are March, April and May (UV index 8).
The months with the lowest UV index are January, October, November and December (UV index 6).
Average cloud cover in December
Namakkal, India
- Average cloud cover in December: 33
The month with the most cloud cover is November (Cloud cover 40).
The month with the least cloud cover is February (Cloud cover 12).
Average visibility in December
Namakkal, India
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September and December (10km).
The months with the lowest visibility are October and November (9km).
