Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As December begins, there is a decrease in the average high-temperature, falling from a fresh 11.1°C (52°F) in November to a cold 5.7°C (42.3°F). Throughout December, an average low-temperature of -1.6°C (29.1°F) is experienced in Gerd-e Shilan.Humidity
In December, the average relative humidity is 68%.Rainfall
In Gerd-e Shilan, in December, during 9.1 rainfall days, 41mm (1.61") of precipitation is typically accumulated. Throughout the year, there are 74.6 rainfall days, and 236mm (9.29") of precipitation is accumulated.Snowfall
Months with snowfall in Gerd-e Shilan, Iran, are January through April, November and December. In Gerd-e Shilan, during December, snow falls for 4.6 days and regularly aggregates up to 125mm (4.92") of snow. Throughout the year, there are 21.7 snowfall days, and 507mm (19.96") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 07:20 and sunset at 17:12. On the last day of the month, sunrise is at 07:38 and sunset at 17:22 +0330.
Sunshine
January and December, with an average of 6.6h of sunshine, are months with the least sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Gerd-e Shilan. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 2 suggests these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
Is December cold in Gerd-e Shilan?
What is the average humidity in December in Gerd-e Shilan?
How much does it rain in Gerd-e Shilan in December?
How many days does it snow in December in Gerd-e Shilan?
What is the month with the shortest days in Gerd-e Shilan?
How many hours of daylight does Gerd-e Shilan have in December?
What time are sunrise and sunset in December in Gerd-e Shilan?
What are the months with the least sunshine in Gerd-e Shilan?
How many hours of sunshine does Gerd-e Shilan have in December?
When is the lowest UV index in Gerd-e Shilan?
What is the UV index intensity in December in Gerd-e Shilan?
Average temperature in December
Gerd-e Shilan, Iran
- Average high temperature in December: 5.7°C
The warmest month (with the highest average high temperature) is July (33.3°C).
The month with the lowest average high temperature is January (2.8°C).
- Average low temperature in December: -1.6°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 (-4.1°C).
Average pressure in December
Gerd-e Shilan, Iran
- Average pressure in December: 1022mbar
The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is July (1006.2mbar).
Average wind speed in December
Gerd-e Shilan, Iran
- Average wind speed in December: 7.9km/h
The windiest month (with the highest average wind speed) is May (10.9km/h).
The calmest month (with the lowest average wind speed) is November (7.3km/h).
Average humidity in December
Gerd-e Shilan, Iran
- Average humidity in December: 68%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is July (28%).
Average rainfall in December
Gerd-e Shilan, Iran
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is March (47mm).
The driest month (with the least rainfall) is August (0mm).
Average rainfall days in December
Gerd-e Shilan, Iran
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is March (13.6 days).
The month with the least rainy days is August (0.2 days).
Average snowfall in December
Gerd-e Shilan, Iran
- Average snowfall in December: 125mm
The month with the highest snowfall is January (169mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Gerd-e Shilan, Iran
- Average snowfall days in December: 4.6 days
The month with the highest number of snowfall days is January (7.7 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
Gerd-e Shilan, Iran
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is August (Average sunshine: 12h and 18min).
The months with the least sunshine are January and December (Average sunshine: 6h and 36min).
Average sunshine days in December
Gerd-e Shilan, Iran
- Average sunshine days in December: 19.3 days
The month with the most sunshine days is August (30.6 days).
The month with the least sunshine days is February (15 days).
Average UV index in December
Gerd-e Shilan, 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, November and December (UV index 2).
Average cloud cover in December
Gerd-e Shilan, Iran
- Average cloud cover in December: 27
The month with the most cloud cover is January (Cloud cover 30).
The months with the least cloud cover are June, August and September (Cloud cover 4).
Average visibility in December
Gerd-e Shilan, Iran
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January, February and December (9km).
Gerd-e Shilan, Iran
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