December weather forecast
Ganjgah, Iran

December

Weather in December

December, the first month of the winter in Ganjgah, is also a wintry month, with temperature in the range of an average low of -1°C (30.2°F) and an average high of 5.9°C (42.6°F).

Temperature

The onset of December coincides with a reduction in the average high-temperature, falling from a cool 10.9°C (51.6°F) in November to an icy 5.9°C (42.6°F). During the nights in December, an average low-temperature of -1°C (30.2°F) is observed.

Humidity

In Ganjgah, the average relative humidity in December is 62%.

Rainfall

In Ganjgah, in December, it is raining for 6.5 days, with typically 20mm (0.79") of accumulated precipitation. In Ganjgah, 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 Ganjgah, in December, snow falls for 2.5 days, with typically accumulated 37mm (1.46") of snow. Throughout the year, there are 14.3 snowfall days, and 242mm (9.53") of snow is accumulated.

Daylight

December has the shortest days of the year in Ganjgah, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 07:13 and sunset at 16:58. On the last day of December, 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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 2 during December translates into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

Is it cold during December?
The high-temperature during December is 5.9°C (42.6°F) and the low-temperature is -1°C (30.2°F). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 27°C (80.6°F).
What is the average humidity in December?
In Ganjgah, the average relative humidity in December is 62%.
How many days does it rain in December?
In Ganjgah, in December, during 6.5 rainfall days, 20mm (0.79") of precipitation is typically accumulated.
How many days does it snow in December in Ganjgah?
In Ganjgah, during December, snow falls for 2.5 days and regularly aggregates up to 37mm (1.46") of snow.
What is the month with the shortest days?
With an average of 9h and 36min of daylight, December has the shortest days of the year.
How many hours of daylight does Ganjgah have in December?
In December, the average day length is 9h and 37min.
When are sunrise and sunset in December in Ganjgah?
In December, on the first day of the month, sunrise is at 07:13 and sunset at 16:58. On the last day of the month, sunrise is at 07:31 and sunset at 17:08 +0330.
What is the month with the least sunshine?
December has the least sunshine of the year, with an average of 6.9h of sunshine.
How long on average sun shines in December?
In Ganjgah, the average sunshine duration in December is 6.9h.
When is the lowest UV index in Ganjgah?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.
What is the UV index intensity in December in Ganjgah?
The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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
Ganjgah, 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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