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
In December, the meteorological conditions change slightly, with the average high-temperature moving from a moderate 13.8°C (56.8°F) in November to a chilly 9.6°C (49.3°F). During December, the temperature is averaged to a low of 1.2°C (34.2°F) at night.Humidity
The average relative humidity in December is 38%.Rainfall
In Chalunak, in December, it is raining for 4 days, with typically 6mm (0.24") of accumulated precipitation. Throughout the year, there are 56.9 rainfall days, and 171mm (6.73") of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Chalunak, in December, snow falls for 0.3 days, with typically accumulated 2mm (0.08") of snow. Throughout the year, there are 3.1 snowfall days, and 58mm (2.28") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 06:19 and sunset at 16:27. On the last day of the month, sunrise is at 06:37 and sunset at 16:37 +0330.
Sunshine
The average sunshine in December in Chalunak, Iran, is 7.4h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Chalunak have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Chalunak have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Chalunak, Iran
- Average high temperature in December: 9.6°C
The warmest month (with the highest average high temperature) is July (32.1°C).
The month with the lowest average high temperature is January (7.7°C).
- Average low temperature in December: 1.2°C
The month with the highest average low temperature is July (20.3°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).
Average pressure in December
Chalunak, Iran
- Average pressure in December: 1020.9mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is July (1003.1mbar).
Average wind speed in December
Chalunak, Iran
- Average wind speed in December: 9km/h
The windiest month (with the highest average wind speed) is July (27.4km/h).
The calmest month (with the lowest average wind speed) is December (9km/h).
Average humidity in December
Chalunak, Iran
- Average humidity in December: 38%
The months with the highest relative humidity are January and February (46%).
The months with the lowest relative humidity are June and July (17%).
Average rainfall in December
Chalunak, Iran
- Average rainfall in December: 6mm
The wettest months (with the highest rainfall) are March and April (37mm).
The driest months (with the least rainfall) are July and September (0mm).
Average rainfall days in December
Chalunak, Iran
- Average rainfall days in December: 4 days
The month with the highest number of rainy days is April (11.1 days).
The month with the least rainy days is July (0.1 days).
Average snowfall in December
Chalunak, Iran
- Average snowfall in December: 2mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Chalunak, Iran
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (1.3 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
Chalunak, Iran
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 7h and 2min
The months with the most sunshine are June and July (Average sunshine: 12h and 18min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).
Average sunshine days in December
Chalunak, Iran
- Average sunshine days in December: 26.2 days
The month with the most sunshine days is July (30.8 days).
The month with the least sunshine days is April (15.8 days).
Average UV index in December
Chalunak, Iran
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Chalunak, Iran
- Average cloud cover in December: 13
The month with the most cloud cover is February (Cloud cover 20).
The month with the least cloud cover is September (Cloud cover 1).
Average visibility in December
Chalunak, 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).
