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 transition into December involves a small decrease in the average high-temperature, dipping slightly from a mild 15.3°C (59.5°F) in November to a fresh 11°C (51.8°F). The temperature lowers to an average of 3.9°C (39°F) during December nights.Humidity
With an average relative humidity of 44%, December is the most humid month.Rainfall
In Vadan, in December, it is raining for 4.3 days, with typically 7mm (0.28") of accumulated precipitation. Throughout the year, there are 59.6 rainfall days, and 136mm (5.35") of precipitation is accumulated.Snowfall
Months with snowfall in Vadan are January, February, November and December. In Vadan, in December, snow falls for 0.2 days, with typically accumulated 3mm (0.12") of snow. Throughout the year, there are 1.8 snowfall days, and 32mm (1.26") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 06:52 and sunset at 16:48. On the last day of December, sunrise is at 07:10 and sunset at 16:58 +0330.
Sunshine
The average sunshine in December in Vadan is 7.3h.UV index
January, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 3 transforms into these recommendations:
Act with care - The need to guard against sun damage is communicated. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Vadan in December?
What is the most humid month in Vadan?
What is the average humidity in December in Vadan?
How much does it rain in Vadan in December?
How much does it snow in Vadan in December?
What is the month with the shortest days in Vadan?
What is the average length of the day in December in Vadan?
When is the sunrise / sunset in December in Vadan?
How many hours of sunshine does Vadan have in December?
What is the month with the lowest UV index in Vadan?
What is the UV index intensity in December in Vadan?
Average temperature in December
Vadan, Iran
- Average high temperature in December: 11°C
The warmest month (with the highest average high temperature) is July (38.3°C).
The month with the lowest average high temperature is January (9.7°C).
- Average low temperature in December: 3.9°C
The month with the highest average low temperature is July (28°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).
Average pressure in December
Vadan, Iran
- Average pressure in December: 1021.5mbar
The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is July (1006.3mbar).
Average wind speed in December
Vadan, Iran
- Average wind speed in December: 5.9km/h
The windiest month (with the highest average wind speed) is July (11.7km/h).
The calmest month (with the lowest average wind speed) is December (5.9km/h).
Average humidity in December
Vadan, Iran
- Average humidity in December: 44%
The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is July (15%).
Average rainfall in December
Vadan, Iran
- Average rainfall in December: 7mm
The wettest month (with the highest rainfall) is April (23mm).
The driest months (with the least rainfall) are August and September (1mm).
Average rainfall days in December
Vadan, Iran
- Average rainfall days in December: 4.3 days
The month with the highest number of rainy days is April (10.9 days).
The month with the least rainy days is August (0.5 days).
Average snowfall in December
Vadan, Iran
- Average snowfall in December: 3mm
The month with the highest snowfall is February (11mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Vadan, Iran
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Vadan, Iran
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The months with the least sunshine are January and February (Average sunshine: 7h and 12min).
Average sunshine days in December
Vadan, Iran
- Average sunshine days in December: 25.5 days
The month with the most sunshine days is August (29 days).
The month with the least sunshine days is April (14.2 days).
Average UV index in December
Vadan, Iran
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 8).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in December
Vadan, Iran
- Average cloud cover in December: 16
The month with the most cloud cover is March (Cloud cover 20).
The month with the least cloud cover is September (Cloud cover 3).
Average visibility in December
Vadan, Iran
- 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).
