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
December's arrival aligns with a minor decrease in average high-temperatures, from November's chilly 9.1°C (48.4°F) to a cold 5°C (41°F). An average minimum temperature of -3.4°C (25.9°F) is recorded in Jahan, Iran, during the month of December.Humidity
The average relative humidity in December in Jahan is 58%.Rainfall
In Jahan, during December, the rain falls for 3.5 days and regularly aggregates up to 6mm (0.24") of precipitation. In Jahan, during the entire year, the rain falls for 57.7 days and collects up to 144mm (5.67") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Jahan, in December, during 2.5 snowfall days, 21mm (0.83") of snow is typically accumulated. In Jahan, Iran, during the entire year, snow falls for 16.3 days and aggregates up to 252mm (9.92") of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year in Jahan.On the first day of December in Jahan, sunrise is at 06:33 and sunset at 16:22. On the last day of the month, sunrise is at 06:51 and sunset at 16:31 +0330.
Sunshine
In December, the average sunshine is 6.9h.UV index
January, February, November 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 minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: An average maximum UV index of 2 in December leads to these recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Jahan during December?
What is the average humidity in December in Jahan?
How much does it rain in Jahan in December?
How much does it snow in Jahan in December?
What is the month with the shortest days in Jahan?
How many hours of daylight does Jahan have in December?
What time are sunrise and sunset in December in Jahan?
How long on average sun shines in December in Jahan?
What is the month with the lowest UV index in Jahan?
What is the UV index reading in December in Jahan?
Average temperature in December
Jahan, Iran
- Average high temperature in December: 5°C
The warmest month (with the highest average high temperature) is July (28.8°C).
The month with the lowest average high temperature is January (2.5°C).
- Average low temperature in December: -3.4°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 (-5.8°C).
Average pressure in December
Jahan, Iran
- Average pressure in December: 1022.8mbar
The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is July (1008mbar).
Average wind speed in December
Jahan, Iran
- Average wind speed in December: 8.6km/h
The windiest month (with the highest average wind speed) is July (15.2km/h).
The calmest month (with the lowest average wind speed) is November (8.5km/h).
Average humidity in December
Jahan, Iran
- Average humidity in December: 58%
The month with the highest relative humidity is February (70%).
The month with the lowest relative humidity is July (24%).
Average rainfall in December
Jahan, Iran
- Average rainfall in December: 6mm
The wettest month (with the highest rainfall) is May (32mm).
The driest months (with the least rainfall) are July, August and September (1mm).
Average rainfall days in December
Jahan, Iran
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is April (10.7 days).
The month with the least rainy days is August (0.7 days).
Average snowfall in December
Jahan, Iran
- Average snowfall in December: 21mm
The month with the highest snowfall is February (93mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Jahan, Iran
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (4.9 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
Jahan, Iran
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 6h and 5min
The month with the most sunshine is August (Average sunshine: 12h and 24min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).
Average sunshine days in December
Jahan, Iran
- Average sunshine days in December: 25.7 days
The month with the most sunshine days is August (29.8 days).
The month with the least sunshine days is April (17.5 days).
Average UV index in December
Jahan, 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, February, November and December (UV index 2).
Average cloud cover in December
Jahan, Iran
- Average cloud cover in December: 20
The month with the most cloud cover is February (Cloud cover 29).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in December
Jahan, Iran
- Average visibility in December: 10km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).
