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 snowfall in December
- Average snowfall 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
A moderate decline in average high-temperatures is noted in December, moving from a chilly 8.3°C (46.9°F) in November to an icy 4.5°C (40.1°F). Throughout December, the temperature in Iran tends to fall to a consistent average low of -2.5°C (27.5°F).Humidity
In Iran, the average relative humidity in December is 76%.Rainfall
In December, in Iran, the rain falls for 7.4 days. Throughout December, 17mm (0.67") of precipitation is accumulated. Throughout the year, there are 156.1 rainfall days, and 619mm (24.37") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In December, in Iran, it is snowing for 6.4 days. Throughout December, 87mm (3.43") of snow is accumulated. In Iran, during the entire year, snow falls for 41.2 days and aggregates up to 579mm (22.8") of snow.Daylight
The month with the shortest days in Iran is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 07:16 and sunset at 16:29. On the last day of December, sunrise is at 07:35 and sunset at 16:37 MSK.
Sunshine
In Iran, the average sunshine in December is 6h.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 2 during December translates into these guidelines:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
How cold is December in Iran?
What is the average humidity in December in Iran?
How many days does it rain in December in Iran?
How much does it snow in Iran in December?
What is the month with the shortest days in Iran?
How many hours of daylight does Iran have in December?
When is the sunrise / sunset in December in Iran?
How many hours of sunshine does Iran have in December?
What are the months with the lowest UV index in Iran?
How high is the UV index in December in Iran?
Average temperature in December
Iran, Russia
- Average high temperature in December: 4.5°C
The warmest month (with the highest average high temperature) is August (25.9°C).
The month with the lowest average high temperature is January (1.2°C).
- Average low temperature in December: -2.5°C
The month with the highest average low temperature is July (15.3°C).
The coldest month (with the lowest average low temperature) is January (-5.6°C).
Average pressure in December
Iran, Russia
- Average pressure in December: 1021.2mbar
The month with the highest atmospheric pressure is November (1021.9mbar).
The month with the lowest atmospheric pressure is July (1011.8mbar).
Average wind speed in December
Iran, Russia
- Average wind speed in December: 5.9km/h
The windiest month (with the highest average wind speed) is April (8.8km/h).
The calmest month (with the lowest average wind speed) is December (5.9km/h).
Average humidity in December
Iran, Russia
- Average humidity in December: 76%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Iran, Russia
- Average rainfall in December: 17mm
The wettest month (with the highest rainfall) is June (131mm).
The driest month (with the least rainfall) is February (16mm).
Average rainfall days in December
Iran, Russia
- Average rainfall days in December: 7.4 days
The month with the highest number of rainy days is May (23.1 days).
The month with the least rainy days is November (6.5 days).
Average snowfall in December
Iran, Russia
- Average snowfall in December: 87mm
The month with the highest snowfall is March (136mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Iran, Russia
- Average snowfall days in December: 6.4 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Iran, Russia
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 6h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 24min).
The months with the least sunshine are January and February (Average sunshine: 5h and 24min).
Average sunshine days in December
Iran, Russia
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is October (19.7 days).
The months with the least sunshine days are May and June (5.3 days).
Average UV index in December
Iran, Russia
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Iran, Russia
- Average cloud cover in December: 34
The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in December
Iran, Russia
- Average visibility in December: 9km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (8km).
Iran, Russia
Weather forecast for your location
2. Allow the app to use your location
