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
The transition to December results in a modest reduction in average high-temperature, moving from 27.5°C (81.5°F) in November to a still warm 23.4°C (74.1°F). During December, As Sumariyah observes a consistent average nighttime temperature of 12.5°C (54.5°F).Humidity
With an average relative humidity of 41%, December is the most humid month.Rainfall
In December, the rain falls for 1.6 days. Throughout December, 2mm (0.08") of precipitation is accumulated. Throughout the year, there are 20 rainfall days, and 27mm (1.06") of precipitation is accumulated.Daylight
With an average of 10h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 06:49 and sunset at 17:31. On the last day of December, in As Sumariyah, sunrise is at 07:06 and sunset at 17:43 +03.
Sunshine
In As Sumariyah, Saudi Arabia, the average sunshine in December is 7.7h.UV index
The months with the lowest UV index in As Sumariyah are January, November and December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 5 during December leads to these instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for As Sumariyah in December?
What is the most humid month in As Sumariyah?
What is the average humidity in December in As Sumariyah?
How much does it rain in As Sumariyah in December?
What is the month with the shortest days in As Sumariyah?
How many hours of daylight does As Sumariyah have in December?
When are sunrise and sunset in December in As Sumariyah?
How many hours of sunshine does As Sumariyah have in December?
What is the month with the lowest UV index in As Sumariyah?
What is the UV index intensity in December in As Sumariyah?
Average temperature in December
As Sumariyah, Saudi Arabia
- Average high temperature in December: 23.4°C
The warmest month (with the highest average high temperature) is August (41.4°C).
The month with the lowest average high temperature is January (22.1°C).
- Average low temperature in December: 12.5°C
The month with the highest average low temperature is August (27.2°C).
The coldest month (with the lowest average low temperature) is January (10.9°C).
Average pressure in December
As Sumariyah, Saudi Arabia
- Average pressure in December: 1016.7mbar
The month with the highest atmospheric pressure is January (1016.8mbar).
The month with the lowest atmospheric pressure is July (1004.3mbar).
Average wind speed in December
As Sumariyah, Saudi Arabia
- Average wind speed in December: 10.9km/h
The windiest month (with the highest average wind speed) is July (13.4km/h).
The calmest month (with the lowest average wind speed) is October (9.2km/h).
Average humidity in December
As Sumariyah, Saudi Arabia
- Average humidity in December: 41%
The month with the highest relative humidity is December (41%).
The month with the lowest relative humidity is June (13%).
Average rainfall in December
As Sumariyah, Saudi Arabia
- Average rainfall in December: 2mm
The wettest month (with the highest rainfall) is November (5mm).
The driest months (with the least rainfall) are June, July and September (0mm).
Average rainfall days in December
As Sumariyah, Saudi Arabia
- Average rainfall days in December: 1.6 days
The month with the highest number of rainy days is April (3.7 days).
The month with the least rainy days is July (0.1 days).
Average daylight in December /
Average sunshine in December
As Sumariyah, Saudi Arabia
- 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: 7h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 18min).
The month with the least sunshine is November (Average sunshine: 7h and 36min).
Average sunshine days in December
As Sumariyah, Saudi Arabia
- Average sunshine days in December: 29 days
The month with the most sunshine days is July (30.9 days).
The month with the least sunshine days is April (26.1 days).
Average UV index in December
As Sumariyah, Saudi Arabia
- Average UV index in December: 5
The month with the highest UV index is August (UV index 9).
The months with the lowest UV index are January, November and December (UV index 5).
Average cloud cover in December
As Sumariyah, Saudi Arabia
- Average cloud cover in December: 9
The month with the most cloud cover is August (Cloud cover 13).
The month with the least cloud cover is October (Cloud cover 5).
Average visibility in December
As Sumariyah, Saudi Arabia
- 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).
