December weather forecastHejran, Iran
December
Weather in December
The first month of the winter, December, is still a cold month in Hejran, Iran, with an average temperature fluctuating between 5.7°C (42.3°F) and -1.6°C (29.1°F).Temperature
The shift to December brings a decrease in the average high-temperature, falling from a fresh 11.1°C (52°F) in November to a wintry 5.7°C (42.3°F). Hejran, in the month of December, anticipates a consistent average low-temperature of -1.6°C (29.1°F).Humidity
The average relative humidity in December is 68%.Rainfall
In Hejran, in December, it is raining for 9.1 days, with typically 41mm (1.61") of accumulated precipitation. In Hejran, during the entire year, the rain falls for 74.6 days and collects up to 236mm (9.29") of precipitation.Snowfall
January through April, November and December are months with snowfall in Hejran. In Hejran, Iran, in December, snow falls for 4.6 days, with typically accumulated 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 in Hejran is December, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 07:21 and sunset at 17:13. On the last day of the month, sunrise is at 07:39 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 Hejran. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Hejran, 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
Hejran, 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
Hejran, 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
Hejran, 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
Hejran, 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
Hejran, 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
Hejran, 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
Hejran, 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
Hejran, Iran
- Average daylight in December: 9h and 42min
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 36min
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
Hejran, 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
Hejran, 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
Hejran, 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
Hejran, 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).





