December weather forecast
Chay Talvar, Iran

December

Weather in December

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

Temperature

In December, the meteorological conditions alter, with the average high-temperature shifting from a cool 10.9°C (51.6°F) in November to a wintry 5.9°C (42.6°F). In December, Chay Talvar records an average nighttime temperature of -1°C (30.2°F).

Humidity

The average relative humidity in December is 62%.

Rainfall

In Chay Talvar, during December, the rain falls for 6.5 days and regularly aggregates up to 20mm (0.79") of precipitation. In Chay Talvar, 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 December, it is snowing for 2.5 days. Throughout December, 37mm (1.46") of snow is accumulated. Throughout the year, there are 14.3 snowfall days, and 242mm (9.53") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 07:15 and sunset at 17:02. On the last day of December, sunrise is at 07:33 and sunset at 17:12 +0330.

Sunshine

With an average of 6.9h of sunshine, December has the least sunshine of the year.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.

Frequently asked questions

How cold does it get in Chay Talvar in December?
During December, Chay Talvar experiences an average high-temperature of 5.9°C (42.6°F) and a low-temperature of -1°C (30.2°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in September is estimated at 27°C (80.6°F).
What is the average humidity in December?
The average relative humidity in December is 62%.
How much does it rain in December?
In Chay Talvar, during December, the rain falls for 6.5 days and regularly aggregates up to 20mm (0.79") of precipitation.
How many days does it snow in December?
In Chay Talvar, in December, snow falls for 2.5 days, with typically accumulated 37mm (1.46") of snow.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 36min of daylight.
How many hours of daylight does Chay Talvar have in December?
The average day length in December is 9h and 39min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 07:15 and sunset at 17:02. On the last day of the month, in Chay Talvar, sunrise is at 07:33 and sunset at 17:12 +0330.
What is the month with the least sunshine?
With an average of 6.9h of sunshine, December has the least sunshine of the year.
How long on average sun shines in December?
In Chay Talvar, the average sunshine duration in December is 6.9h.
What is the month with the lowest UV index?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.
How high is the UV index in December?
In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
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 - Chay Talvar, Iran
Average temperature in December
Chay Talvar, 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 - Chay Talvar, Iran
Average pressure in December
Chay Talvar, 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 - Chay Talvar, Iran
Average wind speed in December
Chay Talvar, 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 - Chay Talvar, Iran
Average humidity in December
Chay Talvar, 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 - Chay Talvar, Iran
Average rainfall in December
Chay Talvar, 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 - Chay Talvar, Iran
Average rainfall days in December
Chay Talvar, 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 - Chay Talvar, Iran
Average snowfall in December
Chay Talvar, 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 - Chay Talvar, Iran
Average snowfall days in December
Chay Talvar, 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 - Chay Talvar, Iran
Average daylight in December /
Average sunshine in December
Chay Talvar, 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 - Chay Talvar, Iran
Average sunshine days in December
Chay Talvar, 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 - Chay Talvar, Iran
Average UV index in December
Chay Talvar, 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 - Chay Talvar, Iran
Average cloud cover in December
Chay Talvar, 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 - Chay Talvar, Iran
Average visibility in December
Chay Talvar, 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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