December weather forecast
Jera, Iran

December

Weather in December

December, the first month of the winter in Jera, is also an icy month, with an average temperature ranging between max 5.5°C (41.9°F) and min -2°C (28.4°F).

Temperature

As November makes way for December, Jera's average high-temperature eases from a cool 10.4°C (50.7°F) to a wintry 5.5°C (41.9°F). December brings an average low-temperature of -2°C (28.4°F) to Jera.

Humidity

The average relative humidity in December is 58%.

Rainfall

In December, in Jera, the rain falls for 4.8 days. Throughout December, 32mm (1.26") of precipitation is accumulated. Throughout the year, in Jera, there are 59.7 rainfall days, and 258mm (10.16") of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Jera, Iran. In Jera, during December, snow falls for 4.1 days and regularly aggregates up to 177mm (6.97") of snow. Throughout the year, there are 23.5 snowfall days, and 678mm (26.69") of snow is accumulated.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:05 and sunset at 17:06. On the last day of December, in Jera, sunrise is at 07:23 and sunset at 17:16 +0330.

Sunshine

The average sunshine in December is 6.9h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Jera. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

Is it cold in Jera during December?
In Jera, in December, the average high-temperature is 5.5°C (41.9°F), and the average low-temperature is -2°C (28.4°F).
What is the average humidity in December in Jera?
The average relative humidity in December is 58%.
How many days does it rain in December in Jera?
In Jera, in December, during 4.8 rainfall days, 32mm (1.26") of precipitation is typically accumulated.
How much does it snow in Jera in December?
In Jera, Iran, in December, snow falls for 4.1 days, with typically accumulated 177mm (6.97") of snow.
What is the month with the shortest days in Jera?
December has the shortest days of the year in Jera, with an average of 9h and 54min of daylight.
How many hours of daylight does Jera have in December?
In December, the average day length in Jera, Iran, is 9h and 54min.
What time are sunrise and sunset in December in Jera?
In December, on the first day of the month, sunrise is at 07:05 and sunset at 17:06. On the last day of the month, in Jera, Iran, sunrise is at 07:23 and sunset at 17:16 +0330.
How long on average sun shines in December in Jera?
In Jera, the average sunshine duration in December is 6.9h.
What is the month with the lowest UV index in Jera?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Jera, Iran.
How high is the UV index in December in Jera?
In December, the average daily maximum UV index in Jera is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Jera, 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
Jera, 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
Jera, 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
Jera, 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
Jera, 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
Jera, 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
Jera, 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
Jera, 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
Jera, 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
Jera, 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
Jera, 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
Jera, 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
Jera, 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).

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