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
Weather in December
Temperature
Temperature records mark December as the coldest month, with highs averaging 28.9°C (84°F) and lows at 20.2°C (68.4°F).Heat index
The heat index value for December is computed to be a tropical 34°C (93.2°F). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
Humidity
In December, the average relative humidity in Rishivandiyam is 76%.Rainfall
In Rishivandiyam, India, in December, during 12.6 rainfall days, 41mm (1.61") of precipitation is typically accumulated. Throughout the year, in Rishivandiyam, there are 132.2 rainfall days, and 452mm (17.8") of precipitation is accumulated.Daylight
The month with the shortest days in Rishivandiyam, India, is December, with an average of 11h and 24min of daylight.On the first day of the month, sunrise is at 6:18 am and sunset at 5:47 pm. On the last day of December, sunrise is at 6:33 am and sunset at 6:00 pm IST.
Sunshine
In December, the average sunshine is 5.8h.UV index
January, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 6 transforms into these recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What month is the coldest in Rishivandiyam?
How hot is it in Rishivandiyam in December?
What is the average humidity in December in Rishivandiyam?
How many days does it rain in December in Rishivandiyam?
What is the month with the shortest days in Rishivandiyam?
How many hours of daylight does Rishivandiyam have in December?
What time are sunrise and sunset in December in Rishivandiyam?
How many hours of sunshine does Rishivandiyam have in December?
What are the months with the lowest UV index in Rishivandiyam?
How high is the UV index in December in Rishivandiyam?
Average temperature in December
Rishivandiyam, India
- Average high temperature in December: 28.9°C
The warmest month (with the highest average high temperature) is May (39.1°C).
The month with the lowest average high temperature is December (28.9°C).
- Average low temperature in December: 20.2°C
The month with the highest average low temperature is May (28.3°C).
The coldest month (with the lowest average low temperature) is January (18.8°C).
Average pressure in December
Rishivandiyam, India
- Average pressure in December: 1012.6mbar
The month with the highest atmospheric pressure is January (1013.9mbar).
The month with the lowest atmospheric pressure is June (1005.6mbar).
Average wind speed in December
Rishivandiyam, India
- Average wind speed in December: 11.8km/h
The windiest month (with the highest average wind speed) is June (12.9km/h).
The calmest month (with the lowest average wind speed) is October (7.9km/h).
Average humidity in December
Rishivandiyam, India
- Average humidity in December: 76%
The month with the highest relative humidity is November (77%).
The month with the lowest relative humidity is May (49%).
Average rainfall in December
Rishivandiyam, India
- Average rainfall in December: 41mm
The wettest months (with the highest rainfall) are October and November (98mm).
The driest month (with the least rainfall) is February (6mm).
Average rainfall days in December
Rishivandiyam, India
- Average rainfall days in December: 12.6 days
The month with the highest number of rainy days is October (21 days).
The month with the least rainy days is February (4.1 days).
Average daylight in December /
Average sunshine in December
Rishivandiyam, India
- Average daylight in December: 11h and 2min
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 24min).
- Average sunshine in December: 5h and 5min
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 42min).
Average sunshine days in December
Rishivandiyam, India
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is March (23.9 days).
The month with the least sunshine days is October (8.7 days).
Average UV index in December
Rishivandiyam, India
- Average UV index in December: 6
The months with the highest UV index are March, April, May, June and August (UV index 8).
The months with the lowest UV index are January, October, November and December (UV index 6).
Average cloud cover in December
Rishivandiyam, India
- Average cloud cover in December: 39
The month with the most cloud cover is November (Cloud cover 42).
The months with the least cloud cover are March and April (Cloud cover 16).
Average visibility in December
Rishivandiyam, India
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August and September (10km).
The months with the lowest visibility are January, October, November and December (9km).
Rishivandiyam, India
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