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 Saint Thomas Mount's coldest month, registering average high temperatures of 27.9°C (82.2°F) and lows of 23.5°C (74.3°F).Heat index
Throughout December, the heat index is evaluated at a tropical 31°C (87.8°F). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.One should consider that heat index numbers are for shaded settings and light wind. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Humidity
November and December, with an average relative humidity of 76%, are the most humid months.Rainfall
In Saint Thomas Mount, during December, the rain falls for 15.2 days and regularly aggregates up to 92mm (3.62") of precipitation. Throughout the year, there are 169.2 rainfall days, and 825mm (32.48") of precipitation is accumulated.Daylight
The month with the shortest days in Saint Thomas Mount is December, with an average of 11h and 24min of daylight.On the first day of the month, sunrise is at 6:15 am and sunset at 5:40 pm. On the last day of December, in Saint Thomas Mount, sunrise is at 6:31 am and sunset at 5:53 pm IST.
Sunshine
November and December, with an average of 6.2h of sunshine, are months with the least sunshine.UV index
January, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Saint Thomas Mount. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In December, the UV index of 6 transforms into the following advice:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Saint Thomas Mount?
What are December temperatures in Saint Thomas Mount?
What is the most humid month in Saint Thomas Mount?
What is the average humidity in December in Saint Thomas Mount?
How much does it rain in Saint Thomas Mount in December?
What is the month with the shortest days in Saint Thomas Mount?
How many hours of daylight does Saint Thomas Mount have in December?
When is the sunrise / sunset in December in Saint Thomas Mount?
What is the month with the least sunshine in Saint Thomas Mount?
How many hours of sunshine does Saint Thomas Mount have in December?
What are the months with the lowest UV index in Saint Thomas Mount?
What is the UV index intensity in December in Saint Thomas Mount?
Average temperature in December
Saint Thomas Mount, India
- Average high temperature in December: 27.9°C
The warmest month (with the highest average high temperature) is May (36.8°C).
The month with the lowest average high temperature is December (27.9°C).
- Average low temperature in December: 23.5°C
The month with the highest average low temperature is May (29.4°C).
The coldest month (with the lowest average low temperature) is January (22.6°C).
Average pressure in December
Saint Thomas Mount, India
- Average pressure in December: 1012.2mbar
The month with the highest atmospheric pressure is January (1013.6mbar).
The month with the lowest atmospheric pressure is June (1004.2mbar).
Average wind speed in December
Saint Thomas Mount, India
- Average wind speed in December: 16.1km/h
The windiest month (with the highest average wind speed) is May (17.3km/h).
The calmest month (with the lowest average wind speed) is October (11.6km/h).
Average humidity in December
Saint Thomas Mount, India
- Average humidity in December: 76%
The months with the highest relative humidity are November and December (76%).
The month with the lowest relative humidity is June (58%).
Average rainfall in December
Saint Thomas Mount, India
- Average rainfall in December: 92mm
The wettest month (with the highest rainfall) is November (191mm).
The driest month (with the least rainfall) is February (6mm).
Average rainfall days in December
Saint Thomas Mount, India
- Average rainfall days in December: 15.2 days
The month with the highest number of rainy days is September (25 days).
The month with the least rainy days is February (3.4 days).
Average daylight in December /
Average sunshine in December
Saint Thomas Mount, India
- Average daylight in December: 11h and 2min
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 1min
The month with the most sunshine is May (Average sunshine: 11h and 48min).
The months with the least sunshine are November and December (Average sunshine: 6h and 12min).
Average sunshine days in December
Saint Thomas Mount, India
- Average sunshine days in December: 12 days
The month with the most sunshine days is March (25.8 days).
The month with the least sunshine days is September (3.5 days).
Average UV index in December
Saint Thomas Mount, 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, November and December (UV index 6).
Average cloud cover in December
Saint Thomas Mount, India
- Average cloud cover in December: 39
The month with the most cloud cover is August (Cloud cover 42).
The months with the least cloud cover are March and April (Cloud cover 13).
Average visibility in December
Saint Thomas Mount, India
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
