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
December
Weather in December
Temperature
The average high-temperature slightly decreases in December, shifting from a cool 10.4°C (50.7°F) in November to a wintry 5.5°C (41.9°F). During December, Oshtoran sees a mean low-temperature of -2°C (28.4°F).Humidity
The average relative humidity in December is 58%.Rainfall
In December, the rain falls for 4.8 days. Throughout December, 32mm (1.26") of precipitation is accumulated. Throughout the year, there are 59.7 rainfall days, and 258mm (10.16") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Oshtoran, during December, snow falls for 4.1 days and regularly aggregates up to 177mm (6.97") of snow. In Oshtoran, during the entire year, snow falls for 23.5 days and aggregates up to 678mm (26.69") of snow.Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 07:05 and sunset at 17:06. On the last day of December, sunrise is at 07:23 and sunset at 17:16 +0330.
Sunshine
The average sunshine in December in Oshtoran is 6.9h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 during December leads to these advisories:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days in Oshtoran?
How many hours of daylight does Oshtoran have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Oshtoran have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Oshtoran, Iran
- Average high temperature in December: 5.5°C
The warmest month (with the highest average high temperature) is July (32.9°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in December: -2°C
The month with the highest average low temperature is July (18°C).
The coldest month (with the lowest average low temperature) is January (-4°C).
Average pressure in December
Oshtoran, Iran
- Average pressure in December: 1021.8mbar
The month with the highest atmospheric pressure is December (1021.8mbar).
The month with the lowest atmospheric pressure is July (1006.4mbar).
Average wind speed in December
Oshtoran, Iran
- Average wind speed in December: 8.7km/h
The windiest month (with the highest average wind speed) is March (12.7km/h).
The calmest month (with the lowest average wind speed) is November (8.3km/h).
Average humidity in December
Oshtoran, Iran
- Average humidity in December: 58%
The month with the highest relative humidity is January (65%).
The month with the lowest relative humidity is July (21%).
Average rainfall in December
Oshtoran, Iran
- Average rainfall in December: 32mm
The wettest month (with the highest rainfall) is March (44mm).
The driest month (with the least rainfall) is September (0mm).
Average rainfall days in December
Oshtoran, Iran
- Average rainfall days in December: 4.8 days
The month with the highest number of rainy days is April (10.4 days).
The month with the least rainy days is September (0.6 days).
Average snowfall in December
Oshtoran, Iran
- Average snowfall in December: 177mm
The month with the highest snowfall is February (194mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Oshtoran, Iran
- Average snowfall days in December: 4.1 days
The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Oshtoran, Iran
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 6h and 5min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 48min).
Average sunshine days in December
Oshtoran, Iran
- Average sunshine days in December: 24.1 days
The month with the most sunshine days is August (29.7 days).
The month with the least sunshine days is April (17.8 days).
Average UV index in December
Oshtoran, Iran
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Oshtoran, Iran
- Average cloud cover in December: 23
The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 4).
Average visibility in December
Oshtoran, Iran
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
