December weather forecastRumenan, Iran
December
Weather in December
December, the first month of the winter in Rumenan, is also a frosty month, with an average temperature fluctuating between 6.1°C (43°F) and -0.6°C (30.9°F).Temperature
The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's cool 10°C (50°F) to a frosty 6.1°C (43°F). An average nighttime temperature of -0.6°C (30.9°F) is recorded during December.Humidity
In December, the average relative humidity is 57%.Rainfall
In Rumenan, in December, during 5.6 rainfall days, 14mm (0.55") of precipitation is typically accumulated. In Rumenan, during the entire year, the rain falls for 91.9 days and collects up to 213mm (8.39") of precipitation.Snowfall
January through April, November and December are months with snowfall. In Rumenan, in December, snow falls for 3.6 days, with typically accumulated 41mm (1.61") of snow. In Rumenan, during the entire year, snow falls for 24.5 days and aggregates up to 288mm (11.34") of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 06:45 and sunset at 16:38. On the last day of December, sunrise is at 07:03 and sunset at 16:48 +0330.
Sunshine
In Rumenan, the average sunshine in December is 7h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Rumenan, Iran
- Average high temperature in December: 6.1°C
The warmest month (with the highest average high temperature) is July (30.1°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in December: -0.6°C
The month with the highest average low temperature is July (20.3°C).
The coldest month (with the lowest average low temperature) is January (-2.1°C).
Average pressure in December
Rumenan, 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 (1007.4mbar).
Average wind speed in December
Rumenan, Iran
- Average wind speed in December: 8.3km/h
The windiest month (with the highest average wind speed) is July (14.8km/h).
The calmest month (with the lowest average wind speed) is November (8.1km/h).
Average humidity in December
Rumenan, Iran
- Average humidity in December: 57%
The month with the highest relative humidity is February (61%).
The months with the lowest relative humidity are June, July and August (36%).
Average rainfall in December
Rumenan, Iran
- Average rainfall in December: 14mm
The wettest month (with the highest rainfall) is May (31mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in December
Rumenan, Iran
- Average rainfall days in December: 5.6 days
The month with the highest number of rainy days is April (12.1 days).
The month with the least rainy days is July (3.7 days).
Average snowfall in December
Rumenan, Iran
- Average snowfall in December: 41mm
The month with the highest snowfall is February (107mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Rumenan, Iran
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is February (7.8 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
Rumenan, Iran
- Average daylight in December: 9h and 48min
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 48min).
- Average sunshine in December: 7h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is February (Average sunshine: 6h and 54min).
Average sunshine days in December
Rumenan, Iran
- Average sunshine days in December: 22.6 days
The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is April (14 days).
Average UV index in December
Rumenan, Iran
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Rumenan, Iran
- Average cloud cover in December: 21
The months with the most cloud cover are February and March (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in December
Rumenan, 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).
