December weather forecastGerd Alu, Iran
December
Weather in December
December, the first month of the winter in Gerd Alu, is also an icy month, with temperature in the range of an average high of 4°C (39.2°F) and an average low of -3.3°C (26.1°F).Temperature
Gerd Alu's December weather comes with a decrease in average high-temperatures, moving from a frosty 9.4°C (48.9°F) in November to an icy 4°C (39.2°F). December nights in Gerd Alu, Iran, cool down to an average low-temperature of -3.3°C (26.1°F).Humidity
In Gerd Alu, the average relative humidity in December is 68%.Rainfall
In Gerd Alu, in December, it is raining for 8.7 days, with typically 29mm (1.14") of accumulated precipitation. Throughout the year, in Gerd Alu, there are 102.3 rainfall days, and 274mm (10.79") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Gerd Alu, in December, during 6.4 snowfall days, 111mm (4.37") of snow is typically accumulated. In Gerd Alu, during the entire year, snow falls for 28.9 days and aggregates up to 455mm (17.91") of snow.Daylight
December has the shortest days of the year in Gerd Alu, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 07:17 and sunset at 17:05. On the last day of the month, sunrise is at 07:35 and sunset at 17:14 +0330.
Sunshine
The month with the least sunshine is December, with an average of 6.5h 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. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Gerd Alu, Iran
- Average high temperature in December: 4°C
The warmest month (with the highest average high temperature) is July (31°C).
The month with the lowest average high temperature is January (1.2°C).
- Average low temperature in December: -3.3°C
The month with the highest average low temperature is July (18.4°C).
The coldest month (with the lowest average low temperature) is January (-6.1°C).
Average pressure in December
Gerd Alu, 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 (1008mbar).
Average wind speed in December
Gerd Alu, Iran
- Average wind speed in December: 7.6km/h
The windiest month (with the highest average wind speed) is May (12km/h).
The calmest month (with the lowest average wind speed) is November (7.4km/h).
Average humidity in December
Gerd Alu, Iran
- Average humidity in December: 68%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is August (31%).
Average rainfall in December
Gerd Alu, Iran
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is April (41mm).
The driest month (with the least rainfall) is September (6mm).
Average rainfall days in December
Gerd Alu, Iran
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is August (3 days).
Average snowfall in December
Gerd Alu, Iran
- Average snowfall in December: 111mm
The month with the highest snowfall is January (140mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Gerd Alu, Iran
- Average snowfall days in December: 6.4 days
The month with the highest number of snowfall days is January (8.8 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 Alu, Iran
- Average daylight in December: 9h and 42min
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 42min).
- Average sunshine in December: 6h and 30min
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in December
Gerd Alu, Iran
- Average sunshine days in December: 18.2 days
The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is April (11.3 days).
Average UV index in December
Gerd Alu, Iran
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Gerd Alu, Iran
- Average cloud cover in December: 29
The months with the most cloud cover are January and February (Cloud cover 32).
The months with the least cloud cover are June, August and September (Cloud cover 5).
Average visibility in December
Gerd Alu, 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).
