December weather forecast and climate
Trombay, India

The first month of the winter, December, is still a hot month in Trombay, India, with average temperature fluctuating between 30.5°C (86.9°F) and 22.5°C (72.5°F).

Temperature

In December, the average high-temperature is essentially the same as in November - a still hot 30.5°C (86.9°F). In December, the average low-temperature is 22.5°C (72.5°F).

Heat index

In December, the average heat index is evaluated at a hot 32.4°C (90.3°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. With the 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 'feels like', 'apparent temperature', 'felt air temperature', or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (clothing, metabolic differences, differences in body mass, height, and shape), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Trombay, the average relative humidity in December is 53%.

Rainfall

December is the last month it rains. During 1.5 rainfall days, Trombay aggregates 3mm (0.12") of precipitation. Throughout the year, in Trombay, there are 133.4 rainfall days, and 1524mm (60") of precipitation is accumulated.

Daylight

December has the shortest days of the year in Trombay, with an average of 11h of daylight.

Sunshine

The average sunshine in December is 9.4h.

UV index

The average daily maximum UV index in December is 7. A UV Index value of 6 to 7 symbolizes a high health hazard from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 7 in December interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in December in Trombay?

The average high-temperature, in December, in Trombay, is 30.5°C (86.9°F), while the average low-temperature is 22.5°C (72.5°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), that takes the relative humidity and factores it into the air temperature reading, in December is evaluated at 32.4°C (90.3°F).

What is the average humidity in December in Trombay?

In December, the average relative humidity in Trombay, India, is 53%.

What is the last month it rains in Trombay?

December is the last month it rains in Trombay. During 1.5 rainfall days, in December, Trombay aggregates 3mm (0.12") of precipitation.

What is the month with the shortest days in Trombay?

The month with the shortest days is December, with an average of 11h of daylight.

What is the average length of the day in December in Trombay?

The average length of the day in December in Trombay is 11h.

How many hours of sunshine does Trombay have in December?

In December, the average sunshine in Trombay is 9.4h.

What is the UV index reading in December in Trombay?

In December, the average daily maximum UV index in Trombay, India, is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV rays.
Average temperature in December - Trombay, India
  • Average high temperature in December: 30.5°C

The warmest month (with the highest average high temperature) is April (33.2°C).
The month with the lowest average high temperature is August (28.3°C).

  • Average low temperature in December: 22.5°C

The month with the highest average low temperature is June (27.4°C).
The coldest month (with the lowest average low temperature) is January (21.6°C).

Average pressure in December - Trombay, India
  • Average pressure in December: 1012.9mbar

The month with the highest atmospheric pressure is January (1013.8mbar).
The month with the lowest atmospheric pressure is July (1004.3mbar).

Average wind speed in December - Trombay, India
  • Average wind speed in December: 10.2km/h

The windiest month (with the highest average wind speed) is July (18.9km/h).
The calmest month (with the lowest average wind speed) is October (8.7km/h).

Average humidity in December - Trombay, India
  • Average humidity in December: 53%

Months with the highest relative humidity are July and August (84%).
Months with the lowest relative humidity are January and February (52%).

Average rainfall in December - Trombay, India
  • Average rainfall in December: 3mm

The wettest month (with the highest rainfall) is July (568mm).
The driest months (with the least rainfall) are January and April (0mm).

Average rainfall days in December - Trombay, India
  • Average rainfall days in December: 1.5 days

The month with the highest number of rainy days is July (30.4 days).
The month with the least rainy days is February (0.5 days).

Average daylight in December / Average sunshine in December - Trombay, India
  • Average daylight in December: 11h

The month with the longest days is June (Average daylight: 13.3h).
The month with the shortest days is December (Average daylight: 11h).

  • Average sunshine in December: 9.4h

Months with the most sunshine are January, February, March and April (Average sunshine: 9.9h).
The month with the least sunshine is July (Average sunshine: 5h).

Average sunshine days in December - Trombay, India
  • Average sunshine days in December: 29.1 days

The month with the most sunshine days is January (30.1 days).
The month with the least sunshine days is July (0.4 days).

Average UV index in December - Trombay, India
  • Average UV index in December: 7

The month with the highest UV index is May (UV index 8).
Months with the lowest UV index are June and July (UV index 6).

Average cloud cover in December - Trombay, India
  • Average cloud cover in December: 8

The month with the most cloud cover is July (Cloud cover 67).
Months with the least cloud cover are January and February (Cloud cover 4).

Average visibility in December - Trombay, India
  • Average visibility in December: 10km

Months with the highest visibility are January, February, March, April, May, September, October, November and December (10km).
Months with the lowest visibility are June, July and August (9km).