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 signifies a gentle decline in Havian's average high-temperature, easing from a refreshing 15.4°C (59.7°F) in November to a fresh 10.8°C (51.4°F). December nights cool down to an average low-temperature of 3.9°C (39°F).Humidity
In December, the average relative humidity is 52%.Rainfall
In December, the rain falls for 8.8 days. Throughout December, 60mm (2.36") of precipitation is accumulated. Throughout the year, there are 79.1 rainfall days, and 392mm (15.43") of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 1.3 snowfall days, it receives 45mm (1.77") of snow. In Havian, during the entire year, snow falls for 9.6 days and aggregates up to 285mm (11.22") of snow.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 07:07 and sunset at 17:15. On the last day of the month, sunrise is at 07:24 and sunset at 17:26 +0330.
Sunshine
The months with the least sunshine are January and December, with an average of 6.7h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the UV index of 3 transforms into the following advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Enhance your sun protection with tightly woven, yet airy clothing. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How many days does it rain in December?
When does it start snowing?
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?
What is the month with the least sunshine in Havian?
How many hours of sunshine does Havian have in December?
When is the lowest UV index?
How high is the UV index in December in Havian?
Average temperature in December
Havian, Iran
- Average high temperature in December: 10.8°C
The warmest month (with the highest average high temperature) is July (36.9°C).
The month with the lowest average high temperature is January (8.6°C).
- Average low temperature in December: 3.9°C
The month with the highest average low temperature is July (22.6°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).
Average pressure in December
Havian, Iran
- Average pressure in December: 1020.2mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The month with the lowest atmospheric pressure is July (1000.6mbar).
Average wind speed in December
Havian, Iran
- Average wind speed in December: 7.1km/h
The windiest month (with the highest average wind speed) is June (12.9km/h).
The calmest month (with the lowest average wind speed) is November (6.8km/h).
Average humidity in December
Havian, Iran
- Average humidity in December: 52%
The month with the highest relative humidity is January (57%).
The month with the lowest relative humidity is July (16%).
Average rainfall in December
Havian, Iran
- Average rainfall in December: 60mm
The wettest month (with the highest rainfall) is March (68mm).
The driest months (with the least rainfall) are June, July, August and September (1mm).
Average rainfall days in December
Havian, Iran
- Average rainfall days in December: 8.8 days
The month with the highest number of rainy days is April (12.6 days).
The month with the least rainy days is August (0.4 days).
Average snowfall in December
Havian, Iran
- Average snowfall in December: 45mm
The month with the highest snowfall is January (128mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Havian, Iran
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Havian, Iran
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 6h and 4min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 6h and 42min).
Average sunshine days in December
Havian, Iran
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is August (30.3 days).
The month with the least sunshine days is April (14 days).
Average UV index in December
Havian, Iran
- Average UV index in December: 3
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, February, March, November and December (UV index 3).
Average cloud cover in December
Havian, Iran
- Average cloud cover in December: 25
The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is June (Cloud cover 2).
Average visibility in December
Havian, 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).
