December weather forecast
Vasaj, Iran

December

Weather in December

December, the first month of the winter in Vasaj, is also a frosty month, with temperature in the range of an average low of -0.9°C (30.4°F) and an average high of 6.5°C (43.7°F).

Temperature

Vasaj's weather subtly changes with the onset of December, barely falling from a fresh 11.4°C (52.5°F) in November to a chilly 6.5°C (43.7°F). Vasaj cools down to an average low-temperature of -0.9°C (30.4°F) throughout the month of December.

Humidity

In Vasaj, the average relative humidity in December is 56%.

Rainfall

In Vasaj, in December, it is raining for 8 days, with typically 33mm (1.3") of accumulated precipitation. Throughout the year, there are 71.1 rainfall days, and 235mm (9.25") of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Vasaj, in December, snow falls for 3.5 days, with typically accumulated 94mm (3.7") of snow. In Vasaj, during the entire year, snow falls for 22.3 days and aggregates up to 440mm (17.32") of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 07:05 and sunset at 17:07. On the last day of the month, sunrise is at 07:23 and sunset at 17:17 +0330.

Sunshine

In Vasaj, the average sunshine in December is 6.9h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Vasaj. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.

Frequently asked questions

How cold does it get in Vasaj in December?
In Vasaj, 6.5°C (43.7°F) is the average high-temperature and -0.9°C (30.4°F) is the average low-temperature during December.
What is the average humidity in December in Vasaj?
In December, the average relative humidity is 56%.
How many days does it rain in December in Vasaj?
In Vasaj, Iran, in December, during 8 rainfall days, 33mm (1.3") of precipitation is typically accumulated.
How much does it snow in Vasaj in December?
In Vasaj, Iran, in December, snow falls for 3.5 days, with typically accumulated 94mm (3.7") of snow.
What is the month with the shortest days in Vasaj?
December has the shortest days of the year in Vasaj, with an average of 9h and 54min of daylight.
What is the average length of the day in December in Vasaj?
In Vasaj, Iran, the average day length in December is 9h and 55min.
When is the sunrise / sunset in December in Vasaj?
In December, on the first day of the month, sunrise is at 07:05 and sunset at 17:07. On the last day of the month, in Vasaj, sunrise is at 07:23 and sunset at 17:17 +0330.
How many hours of sunshine does Vasaj have in December?
In December, the average sunshine duration is 6.9h.
What are the months with the lowest UV index in Vasaj?
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Vasaj, Iran.
What is the UV index reading in December in Vasaj?
In December, the average daily maximum UV index in Vasaj, Iran, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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 - Vasaj, Iran
Average temperature in December
Vasaj, Iran
  • Average high temperature in December: 6.5°C

The warmest month (with the highest average high temperature) is July (33.8°C).
The month with the lowest average high temperature is January (3.8°C).

  • Average low temperature in December: -0.9°C

The month with the highest average low temperature is July (18.3°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).

Average pressure in December - Vasaj, Iran
Average pressure in December
Vasaj, Iran
  • Average pressure in December: 1021.6mbar

The month with the highest atmospheric pressure is December (1021.6mbar).
The month with the lowest atmospheric pressure is July (1005.6mbar).

Average wind speed in December - Vasaj, Iran
Average wind speed in December
Vasaj, Iran
  • Average wind speed in December: 8.1km/h

The windiest month (with the highest average wind speed) is March (12.4km/h).
The calmest month (with the lowest average wind speed) is November (7.7km/h).

Average humidity in December - Vasaj, Iran
Average humidity in December
Vasaj, Iran
  • Average humidity in December: 56%

The month with the highest relative humidity is January (65%).
The month with the lowest relative humidity is July (19%).

Average rainfall in December - Vasaj, Iran
Average rainfall in December
Vasaj, Iran
  • Average rainfall in December: 33mm

The wettest month (with the highest rainfall) is March (46mm).
The driest months (with the least rainfall) are July, August and September (1mm).

Average rainfall days in December - Vasaj, Iran
Average rainfall days in December
Vasaj, Iran
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (0.8 days).

Average snowfall in December - Vasaj, Iran
Average snowfall in December
Vasaj, Iran
  • Average snowfall in December: 94mm

The month with the highest snowfall is February (115mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December - Vasaj, Iran
Average snowfall days in December
Vasaj, Iran
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is January (8.6 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 - Vasaj, Iran
Average daylight in December /
Average sunshine in December
Vasaj, 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 - Vasaj, Iran
Average sunshine days in December
Vasaj, Iran
  • Average sunshine days in December: 20.8 days

The month with the most sunshine days is August (29.6 days).
The month with the least sunshine days is April (15.9 days).

Average UV index in December - Vasaj, Iran
Average UV index in December
Vasaj, 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 - Vasaj, Iran
Average cloud cover in December
Vasaj, Iran
  • Average cloud cover in December: 23

The month with the most cloud cover is January (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 4).

Average visibility in December - Vasaj, Iran
Average visibility in December
Vasaj, Iran
  • Average visibility in December: 10km

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).

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