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
During December, Il records an average high-temperature of a chilly 9.7°C (49.5°F), marking a slight divergence from November's 11.9°C (53.4°F). During December, the average low-temperature is a wintry 3.6°C (38.5°F).Humidity
In Il, the average relative humidity in December is 67%.Rainfall
In Il, during December, the rain falls for 7.6 days and regularly aggregates up to 26mm (1.02") of precipitation. In Il, during the entire year, the rain falls for 89.6 days and collects up to 259mm (10.2") of precipitation.Snowfall
April through December are months without snowfall.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 06:55 and sunset at 16:47. On the last day of December, in Il, sunrise is at 07:13 and sunset at 16:57 +0330.
Sunshine
In Il, the average sunshine in December is 6.2h.UV index
January 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 health risk from unsafe exposure to UV radiation for the average person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Opt for tightly woven and loose clothing to enhance protection from the Sun.
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?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Il, Iran
- Average high temperature in December: 9.7°C
The warmest month (with the highest average high temperature) is July (26.3°C).
The months with the lowest average high temperature are January and February (7.8°C).
- Average low temperature in December: 3.6°C
The month with the highest average low temperature is July (16.9°C).
The coldest month (with the lowest average low temperature) is February (1.1°C).
Average pressure in December
Il, Iran
- Average pressure in December: 1021.4mbar
The month with the highest atmospheric pressure is December (1021.4mbar).
The month with the lowest atmospheric pressure is July (1008.1mbar).
Average wind speed in December
Il, Iran
- Average wind speed in December: 7.5km/h
The windiest months (with the highest average wind speed) are January, February and March (8.1km/h).
The calmest months (with the lowest average wind speed) are August and September (7.3km/h).
Average humidity in December
Il, Iran
- Average humidity in December: 67%
The month with the highest relative humidity is September (76%).
The month with the lowest relative humidity is May (64%).
Average rainfall in December
Il, Iran
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is November (41mm).
The driest month (with the least rainfall) is June (5mm).
Average rainfall days in December
Il, Iran
- Average rainfall days in December: 7.6 days
The month with the highest number of rainy days is March (10.9 days).
The months with the least rainy days are June, July and August (5.8 days).
Average snowfall in December
Il, Iran
- Average snowfall in December: 0mm
The month with the highest snowfall is March (7mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Il, Iran
- Average snowfall days in December: 0 days
The months with the highest number of snowfall days are February and March (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).
Average daylight in December /
Average sunshine in December
Il, 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: 6h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The months with the least sunshine are February and November (Average sunshine: 5h and 48min).
Average sunshine days in December
Il, Iran
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is July (24.7 days).
The month with the least sunshine days is March (18.8 days).
Average UV index in December
Il, Iran
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Il, Iran
- Average cloud cover in December: 28
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility in December
Il, Iran
- Average visibility in December: 9km
The month with the highest visibility is June (10km).
The month with the lowest visibility is September (8km).
