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
With the commencement of December, Guyom records a moderate temperature decline, with the average high easing from November's refreshing 17°C (62.6°F) to a mild 13.3°C (55.9°F). The average low-temperature, in December, is a cold 4.4°C (39.9°F).Humidity
In December, the average relative humidity is 42%.Rainfall
In Guyom, in December, during 4.4 rainfall days, 29mm (1.14") of precipitation is typically accumulated. Throughout the year, there are 45.8 rainfall days, and 207mm (8.15") of precipitation is accumulated.Snowfall
April through December are months without snowfall.Daylight
The month with the shortest days is December, with an average of 10h and 18min of daylight.On the first day of the month, sunrise is at 06:38 and sunset at 17:00. On the last day of December, sunrise is at 06:56 and sunset at 17:11 +0330.
Sunshine
The average sunshine in December in Guyom is 7.4h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 3 in December transforms into the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Guyom in December?
What is the average humidity in December?
How much does it rain in Guyom 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?
What time are sunrise and sunset in December?
How many hours of sunshine does Guyom have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Guyom, Iran
- Average high temperature in December: 13.3°C
The warmest month (with the highest average high temperature) is July (35.6°C).
The month with the lowest average high temperature is January (10.8°C).
- Average low temperature in December: 4.4°C
The month with the highest average low temperature is July (24.2°C).
The coldest month (with the lowest average low temperature) is January (2.6°C).
Average pressure in December
Guyom, Iran
- Average pressure in December: 1019.5mbar
The month with the highest atmospheric pressure is December (1019.5mbar).
The month with the lowest atmospheric pressure is July (1002.1mbar).
Average wind speed in December
Guyom, Iran
- Average wind speed in December: 6.3km/h
The windiest month (with the highest average wind speed) is May (11.1km/h).
The calmest month (with the lowest average wind speed) is December (6.3km/h).
Average humidity in December
Guyom, Iran
- Average humidity in December: 42%
The months with the highest relative humidity are January and February (47%).
The month with the lowest relative humidity is June (12%).
Average rainfall in December
Guyom, Iran
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is January (40mm).
The driest months (with the least rainfall) are June, July and September (0mm).
Average rainfall days in December
Guyom, Iran
- Average rainfall days in December: 4.4 days
The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (0.4 days).
Average snowfall in December
Guyom, Iran
- Average snowfall in December: 0mm
The month with the highest snowfall is January (33mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in December
Guyom, Iran
- Average snowfall days in December: 0 days
The month with the highest number of snowfall days is January (0.4 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
Guyom, Iran
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The months with the least sunshine are January and February (Average sunshine: 7h and 12min).
Average sunshine days in December
Guyom, Iran
- Average sunshine days in December: 26.3 days
The month with the most sunshine days is July (30.2 days).
The month with the least sunshine days is February (20.3 days).
Average UV index in December
Guyom, Iran
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Guyom, Iran
- Average cloud cover in December: 13
The month with the most cloud cover is February (Cloud cover 17).
The month with the least cloud cover is September (Cloud cover 3).
Average visibility in December
Guyom, 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).
