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
December's arrival correlates with a reduction in the average high-temperature, down from a fresh 10.9°C (51.6°F) in November to a wintry 5.9°C (42.6°F). In the month of December, Sheykh Janlu experiences an average low-temperature of -1°C (30.2°F).Humidity
In Sheykh Janlu, Iran, the average relative humidity in December is 62%.Rainfall
In Sheykh Janlu, in December, it is raining for 6.5 days, with typically 20mm (0.79") of accumulated precipitation. In Sheykh Janlu, during the entire year, the rain falls for 75.3 days and collects up to 167mm (6.57") of precipitation.Snowfall
January through April, November and December are months with snowfall. In Sheykh Janlu, in December, during 2.5 snowfall days, 37mm (1.46") of snow is typically accumulated. In Sheykh Janlu, during the entire year, snow falls for 14.3 days and aggregates up to 242mm (9.53") of snow.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 07:12 and sunset at 16:58. On the last day of the month, sunrise is at 07:31 and sunset at 17:08 +0330.
Sunshine
December has the least sunshine of the year, with an average of 6.9h of sunshine.UV index
The months with the lowest UV index are January, February and December, 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 the ordinary person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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 many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Sheykh Janlu have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Sheykh Janlu, Iran
- Average high temperature in December: 5.9°C
The warmest month (with the highest average high temperature) is July (32.6°C).
The month with the lowest average high temperature is January (3.2°C).
- Average low temperature in December: -1°C
The month with the highest average low temperature is July (18.9°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).
Average pressure in December
Sheykh Janlu, Iran
- Average pressure in December: 1022.2mbar
The month with the highest atmospheric pressure is December (1022.2mbar).
The month with the lowest atmospheric pressure is July (1009.2mbar).
Average wind speed in December
Sheykh Janlu, Iran
- Average wind speed in December: 5.1km/h
The windiest month (with the highest average wind speed) is July (11.3km/h).
The calmest month (with the lowest average wind speed) is December (5.1km/h).
Average humidity in December
Sheykh Janlu, Iran
- Average humidity in December: 62%
The months with the highest relative humidity are January and February (68%).
The month with the lowest relative humidity is June (35%).
Average rainfall in December
Sheykh Janlu, Iran
- Average rainfall in December: 20mm
The wettest month (with the highest rainfall) is March (26mm).
The driest months (with the least rainfall) are August and September (2mm).
Average rainfall days in December
Sheykh Janlu, Iran
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is March (11.8 days).
The month with the least rainy days is August (1.3 days).
Average snowfall in December
Sheykh Janlu, Iran
- Average snowfall in December: 37mm
The month with the highest snowfall is January (96mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Sheykh Janlu, Iran
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (5.3 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
Sheykh Janlu, Iran
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 6h and 5min
The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in December
Sheykh Janlu, Iran
- Average sunshine days in December: 20.9 days
The month with the most sunshine days is August (28.4 days).
The month with the least sunshine days is April (15.1 days).
Average UV index in December
Sheykh Janlu, Iran
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Sheykh Janlu, Iran
- Average cloud cover in December: 22
The month with the most cloud cover is February (Cloud cover 27).
The months with the least cloud cover are June, August and September (Cloud cover 7).
Average visibility in December
Sheykh Janlu, 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).
