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
The average high-temperature during December is an enjoyable 18.3°C (64.9°F), almost matching the conditions of the preceding month. Shillong records a steady low-temperature average of 7°C (44.6°F) during December.Humidity
The average relative humidity in December in Shillong, India, is 85%.Rainfall
In Shillong, in December, during 11.5 rainfall days, 31mm (1.22") of precipitation is typically accumulated. In Shillong, during the entire year, the rain falls for 267.8 days and collects up to 3001mm (118.15") of precipitation.Daylight
December has the shortest days of the year in Shillong, with an average of 10h and 36min of daylight.On the first day of the month, sunrise is at 5:51 am and sunset at 4:31 pm. On the last day of December, sunrise is at 6:08 am and sunset at 4:42 pm IST.
Sunshine
In December, the average sunshine is 6.7h.UV index
The months with the lowest UV index in Shillong are January, February, October through December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During December, 4 as the daily maximum UV index converts into the following advice:
Heed the precautions - It is counselled to guard against solar damage. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What are December temperatures in Shillong?
What is the average humidity in December in Shillong?
How many days does it rain in December in Shillong?
What is the month with the shortest days in Shillong?
How many hours of daylight does Shillong have in December?
When are sunrise and sunset in December in Shillong?
How many hours of sunshine does Shillong have in December?
What are the months with the lowest UV index in Shillong?
What is the UV index reading in December in Shillong?
Average temperature in December
Shillong, India
- Average high temperature in December: 18.3°C
The warmest months (with the highest average high temperature) are June, July and August (24.3°C).
The month with the lowest average high temperature is January (17.8°C).
- Average low temperature in December: 7°C
The months with the highest average low temperature are July and August (18.8°C).
The coldest month (with the lowest average low temperature) is January (5.8°C).
Average pressure in December
Shillong, India
- Average pressure in December: 1015.3mbar
The month with the highest atmospheric pressure is January (1015.9mbar).
The month with the lowest atmospheric pressure is July (1002.1mbar).
Average wind speed in December
Shillong, India
- Average wind speed in December: 2.6km/h
The windiest month (with the highest average wind speed) is July (5.5km/h).
The calmest months (with the lowest average wind speed) are November and December (2.6km/h).
Average humidity in December
Shillong, India
- Average humidity in December: 85%
The months with the highest relative humidity are July and August (95%).
The month with the lowest relative humidity is March (65%).
Average rainfall in December
Shillong, India
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is July (615mm).
The driest month (with the least rainfall) is January (21mm).
Average rainfall days in December
Shillong, India
- Average rainfall days in December: 11.5 days
The months with the highest number of rainy days are July and August (31 days).
The month with the least rainy days is February (8 days).
Average daylight in December /
Average sunshine in December
Shillong, India
- Average daylight in December: 10h and 4min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is March (Average sunshine: 9h and 12min).
The month with the least sunshine is August (Average sunshine: 4h and 24min).
Average sunshine days in December
Shillong, India
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is February (19.2 days).
The months with the least sunshine days are July, August and September (0 days).
Average UV index in December
Shillong, India
- Average UV index in December: 4
The months with the highest UV index are March, April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 4).
Average cloud cover in December
Shillong, India
- Average cloud cover in December: 51
The month with the most cloud cover is July (Cloud cover 81).
The month with the least cloud cover is February (Cloud cover 23).
Average visibility in December
Shillong, India
- Average visibility in December: 6km
The months with the highest visibility are February and March (9km).
The month with the lowest visibility is September (5km).
Shillong, India
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