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
Weather in December
Temperature
The advent of December brings a slight shift in average high-temperature, moving from a cool 10°C (50°F) in November to a chilly 6.1°C (43°F). The average nighttime temperature in Bastam lowers to a freezing cold -0.6°C (30.9°F) throughout December.Humidity
In December, the average relative humidity is 57%.Rainfall
In Bastam, in December, it is raining for 5.6 days, with typically 14mm (0.55") of accumulated precipitation. Throughout the year, there are 91.9 rainfall days, and 213mm (8.39") of precipitation is accumulated.Snowfall
Months with snowfall in Bastam, Iran, are January through April, November and December. In December, it is snowing for 3.6 days. Throughout December, 41mm (1.61") of snow is accumulated. In Bastam, during the entire year, snow falls for 24.5 days and aggregates up to 288mm (11.34") of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 06:43 and sunset at 16:34. On the last day of the month, sunrise is at 07:01 and sunset at 16:44 +0330.
Sunshine
With an average of 6.8h of sunshine, December has the least sunshine of the year in Bastam.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 estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
Is December cold in Bastam?
What is the average humidity in December in Bastam?
How many days does it rain in December in Bastam?
How much does it snow in Bastam in December?
What is the month with the shortest days in Bastam?
What is the average length of the day in December in Bastam?
When are sunrise and sunset in December in Bastam?
What is the month with the least sunshine in Bastam?
How many hours of sunshine does Bastam have in December?
What is the month with the lowest UV index in Bastam?
What is the UV index reading in December in Bastam?
Average temperature in December
Bastam, Iran
- Average high temperature in December: 6.1°C
The warmest month (with the highest average high temperature) is July (30.1°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in December: -0.6°C
The month with the highest average low temperature is July (20.3°C).
The coldest month (with the lowest average low temperature) is January (-2.1°C).
Average pressure in December
Bastam, Iran
- Average pressure in December: 1022mbar
The month with the highest atmospheric pressure is December (1022mbar).
The month with the lowest atmospheric pressure is July (1007.4mbar).
Average wind speed in December
Bastam, Iran
- Average wind speed in December: 8.3km/h
The windiest month (with the highest average wind speed) is July (14.8km/h).
The calmest month (with the lowest average wind speed) is November (8.1km/h).
Average humidity in December
Bastam, Iran
- Average humidity in December: 57%
The month with the highest relative humidity is February (61%).
The months with the lowest relative humidity are June, July and August (36%).
Average rainfall in December
Bastam, Iran
- Average rainfall in December: 14mm
The wettest month (with the highest rainfall) is May (31mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in December
Bastam, Iran
- Average rainfall days in December: 5.6 days
The month with the highest number of rainy days is April (12.1 days).
The month with the least rainy days is July (3.7 days).
Average snowfall in December
Bastam, Iran
- Average snowfall in December: 41mm
The month with the highest snowfall is February (107mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Bastam, Iran
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is February (7.8 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
Bastam, 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 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in December
Bastam, Iran
- Average sunshine days in December: 22.6 days
The month with the most sunshine days is July (26.3 days).
The month with the least sunshine days is April (14 days).
Average UV index in December
Bastam, Iran
- Average UV index in December: 2
The months with the highest UV index are May, 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
Bastam, Iran
- Average cloud cover in December: 21
The months with the most cloud cover are February and March (Cloud cover 26).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in December
Bastam, Iran
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Bastam, Iran
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