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
December
Weather in December
Temperature
The onset of December entails a subtle temperature shift, as the average high-temperature eases from a moderate 13.4°C (56.1°F) in November to a frosty 8.9°C (48°F). During the December nights, an average temperature of 1.3°C (34.3°F) is observed.Humidity
In Estir, the average relative humidity in December is 48%.Rainfall
In December, the rain falls for 2.8 days. Throughout December, 3mm (0.12") of precipitation is accumulated. In Estir, during the entire year, the rain falls for 54.5 days and collects up to 110mm (4.33") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Estir, in December, during 0.4 snowfall days, 4mm (0.16") of snow is typically accumulated. Throughout the year, there are 3.1 snowfall days, and 28mm (1.1") 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 the month, sunrise is at 06:32 and sunset at 16:25. On the last day of December, sunrise is at 06:50 and sunset at 16:35 +0330.
Sunshine
The average sunshine in December is 7.2h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December in Estir?
What time are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Estir, 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
Estir, 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
Estir, 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
Estir, 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
Estir, 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, August and September (1mm).
Average rainfall days in December
Estir, 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
Estir, 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
Estir, 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
Estir, 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: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 12h and 18min).
The months with the least sunshine are January and February (Average sunshine: 7h and 6min).
Average sunshine days in December
Estir, 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
Estir, 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
Estir, 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
Estir, 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).
