December weather forecastNanva, Iran
December
Weather in December
The first month of the winter, December, is still a chilly month in Nanva, Iran, with an average temperature varying between 8.9°C (48°F) and 1.3°C (34.3°F).Temperature
In Nanva, entering December brings a subtle temperature decrement, reducing from November's moderate 13.4°C (56.1°F) to a chilly 8.9°C (48°F). Nanva's nighttime temperature during December is consistently averaged at an icy 1.3°C (34.3°F).Humidity
In Nanva, the average relative humidity in December is 48%.Rainfall
In Nanva, Iran, during December, the rain falls for 2.8 days and regularly aggregates up to 3mm (0.12") of precipitation. Throughout the year, there are 54.5 rainfall days, and 111mm (4.37") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Nanva, in December, snow falls for 0.4 days, with typically accumulated 4mm (0.16") of snow. Throughout the year, there are 3.1 snowfall days, and 28mm (1.1") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 06:33 and sunset at 16:24. On the last day of December, sunrise is at 06:52 and sunset at 16:34 +0330.
Sunshine
The months with the least sunshine are November and December, with an average of 7h of sunshine.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Nanva, Iran
- Average high temperature in December: 8.9°C
The warmest month (with the highest average high temperature) is July (34.8°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in December: 1.3°C
The month with the highest average low temperature is July (23.9°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).
Average pressure in December
Nanva, 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 (1007.7mbar).
Average wind speed in December
Nanva, Iran
- Average wind speed in December: 6.3km/h
The windiest month (with the highest average wind speed) is July (16.5km/h).
The calmest month (with the lowest average wind speed) is December (6.3km/h).
Average humidity in December
Nanva, Iran
- Average humidity in December: 48%
The months with the highest relative humidity are January and February (53%).
The month with the lowest relative humidity is July (17%).
Average rainfall in December
Nanva, Iran
- Average rainfall in December: 3mm
The wettest month (with the highest rainfall) is May (25mm).
The driest months (with the least rainfall) are July and August (1mm).
Average rainfall days in December
Nanva, Iran
- Average rainfall days in December: 2.8 days
The month with the highest number of rainy days is May (10.1 days).
The month with the least rainy days is August (0.7 days).
Average snowfall in December
Nanva, Iran
- Average snowfall in December: 4mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Nanva, Iran
- Average snowfall days in December: 0.4 days
The months with the highest number of snowfall days are January and February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Nanva, 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: 7h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 24min).
The months with the least sunshine are November and December (Average sunshine: 7h and 0min).
Average sunshine days in December
Nanva, Iran
- Average sunshine days in December: 27.8 days
The month with the most sunshine days is July (29.3 days).
The month with the least sunshine days is May (15.3 days).
Average UV index in December
Nanva, Iran
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Nanva, Iran
- Average cloud cover in December: 18
The month with the most cloud cover is February (Cloud cover 23).
The months with the least cloud cover are August and September (Cloud cover 3).
Average visibility in December
Nanva, Iran
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





