December weather forecast and climate
Gavlan, Iran

December, the first month of the winter, in Gavlan, is still a cold month, with average temperature varying between -2.7°C (27.1°F) and 3.9°C (39°F).

Temperature

In December, the average high-temperature marginally drops, from a frosty 8.5°C (47.3°F) in November, to a cold 3.9°C (39°F). In Gavlan, the average low-temperature is -2.7°C (27.1°F).

Humidity

The average relative humidity in December is 66%.

Rainfall

In December, the rain falls for 5.3 days. Throughout December, 16mm (0.63") of precipitation is accumulated. In Gavlan, during the entire year, the rain falls for 100.2 days and collects up to 282mm (11.1") of precipitation.

Snowfall

January through April, October through December are months with snowfall in Gavlan. In December, in Gavlan, it is snowing for 5.2 days. Throughout December, 93mm (3.66") of snow is accumulated. Throughout the year, in Gavlan, there are 29.7 snowfall days, and 464mm (18.27") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9.5h of daylight.

Sunshine

The month with the least sunshine is December, with an average of 6.7h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Gavlan. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 2 in December transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Gavlan?

In December, in Gavlan, the average high-temperature is 3.9°C (39°F), and the average low-temperature is -2.7°C (27.1°F).

What is the average humidity in December in Gavlan?

In Gavlan, Iran, the average relative humidity in December is 66%.

How many days does it rain in December in Gavlan?

In December, the rain falls for 5.3 days. Throughout December, 16mm (0.63") of precipitation is accumulated.

How many days does it snow in December in Gavlan?

In Gavlan, Iran, in December, during 5.2 snowfall days, 93mm (3.66") of snow is typically accumulated.

What is the month with the shortest days in Gavlan?

The month with the shortest days in Gavlan, Iran, is December, with an average of 9.5h of daylight.

What is the average length of the day in December in Gavlan?

In December, the average length of the day in Gavlan is 9.5h.

What is the month with the least sunshine in Gavlan?

December has the least sunshine of the year, with an average of 6.7h of sunshine.

How long on average sun shines in December in Gavlan?

In Gavlan, the average sunshine in December is 6.7h.

What is the month with the lowest UV index in Gavlan?

Months with the lowest UV index in Gavlan are January through March, November and December, with an average maximum UV index of 2.

How high is the UV index in December in Gavlan?

In December, the average daily maximum UV index in Gavlan, Iran, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to the UV radiation.
Average temperature in December - Gavlan, Iran
  • Average high temperature in December: 3.9°C

The warmest month (with the highest average high temperature) is July (26.6°C).
The month with the lowest average high temperature is January (1.2°C).

  • Average low temperature in December: -2.7°C

The month with the highest average low temperature is July (14.9°C).
The coldest month (with the lowest average low temperature) is January (-5.1°C).

Average pressure in December - Gavlan, Iran
  • Average pressure in December: 1022.1mbar

The month with the highest atmospheric pressure is December (1022.1mbar).
The month with the lowest atmospheric pressure is July (1009.4mbar).

Average wind speed in December - Gavlan, Iran
  • Average wind speed in December: 12.5km/h

The windiest month (with the highest average wind speed) is March (14.2km/h).
The calmest month (with the lowest average wind speed) is September (9.7km/h).

Average humidity in December - Gavlan, Iran
  • Average humidity in December: 66%

Months with the highest relative humidity are January and February (71%).
Months with the lowest relative humidity are July and August (52%).

Average rainfall in December - Gavlan, Iran
  • Average rainfall in December: 16mm

The wettest month (with the highest rainfall) is May (50mm).
The driest month (with the least rainfall) is August (12mm).

Average rainfall days in December - Gavlan, Iran
  • Average rainfall days in December: 5.3 days

The month with the highest number of rainy days is April (14.3 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in December - Gavlan, Iran
  • Average snowfall in December: 93mm

The month with the highest snowfall is January (112mm).
Months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December - Gavlan, Iran
  • Average snowfall days in December: 5.2 days

The month with the highest number of snowfall days is February (8 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Gavlan, Iran
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in December: 6.7h

The month with the most sunshine is June (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.7h).

Average sunshine days in December - Gavlan, Iran
  • Average sunshine days in December: 22.3 days

The month with the most sunshine days is August (23.4 days).
The month with the least sunshine days is April (12.3 days).

Average UV index in December - Gavlan, Iran
  • Average UV index in December: 2

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December - Gavlan, Iran
  • Average cloud cover in December: 25

The month with the most cloud cover is February (Cloud cover 30).
Months with the least cloud cover are June, July and August (Cloud cover 14).

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

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