December weather forecastAri, Iran

December

Weather in December

December, the first month of the winter in Ari, is still a refreshing month, with temperature in the range of an average low of 6.9°C (44.4°F) and an average high of 15.3°C (59.5°F).

Temperature

Ari's weather in December indicates an average high-temperature of a mild 15.3°C (59.5°F), nearly consistent with the 18.1°C (64.6°F) of November. Nighttime temperature in Ari experiences an average drop to a chilly 6.9°C (44.4°F) in December.

Humidity

In Ari, the average relative humidity in December is 61%.

Rainfall

In December, in Ari, the rain falls for 5.5 days. Throughout December, 24mm (0.94") of precipitation is accumulated. In Ari, during the entire year, the rain falls for 80 days and collects up to 303mm (11.93") of precipitation.

Snowfall

In Ari, snow does not fall in April through October and December.

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of December, sunrise is at 06:52 and sunset at 16:44. On the last day of the month, sunrise is at 07:10 and sunset at 16:54 +0330.

Sunshine

The average sunshine in December is 6.7h.

UV index

The months with the lowest UV index are January, March and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 3 in December interprets into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Frequently asked questions

In Ari, in December, the average high-temperature is 15.3°C (59.5°F), and the average low-temperature is 6.9°C (44.4°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 34°C (93.2°F).

In Ari, the average relative humidity in December is 61%.

In December, the rain falls for 5.5 days. Throughout December, 24mm (0.94") of precipitation is accumulated.

In Ari, snow does not fall in April through October and December.

In December, it doesn't snow. November is the latest month when it typically snows.

The month with the shortest days is December, with an average of 9h and 42min of daylight.

The average day length in December is 9h and 45min.

In December, on the first day of the month, sunrise is at 06:52 and sunset at 16:44. On the last day of the month, sunrise is at 07:10 and sunset at 16:54 +0330.

In December, the average sunshine duration is 6.7h.

The months with the lowest UV index are January, March and December, with an average maximum UV index of 3.

The average daily maximum UV index in December in Ari is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ari, Iran

  • Average high temperature in December: 15.3°C

The warmest month (with the highest average high temperature) is August (33.2°C).
The month with the lowest average high temperature is February (13.6°C).

  • Average low temperature in December: 6.9°C

The months with the highest average low temperature are July and August (21.8°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).

Average pressure in December
Ari, Iran

  • Average pressure in December: 1021.5mbar

The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is July (1007.8mbar).

Average wind speed in December
Ari, Iran

  • Average wind speed in December: 6.6km/h

The windiest months (with the highest average wind speed) are June and July (8.2km/h).
The calmest months (with the lowest average wind speed) are November and December (6.6km/h).

Average humidity in December
Ari, Iran

  • Average humidity in December: 61%

The month with the highest relative humidity is February (65%).
The months with the lowest relative humidity are May and June (58%).

Average rainfall in December
Ari, Iran

  • Average rainfall in December: 24mm

The wettest month (with the highest rainfall) is October (56mm).
The driest month (with the least rainfall) is June (7mm).

Average rainfall days in December
Ari, Iran

  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is March (8.8 days).
The month with the least rainy days is June (4.9 days).

Average snowfall in December
Ari, Iran

  • Average snowfall in December: 0mm

The month with the highest snowfall is February (33mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).

Average snowfall days in December
Ari, Iran

  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Ari, Iran

  • Average daylight in December: 9h and 42min

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 42min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).

Average sunshine days in December
Ari, Iran

  • Average sunshine days in December: 24.4 days

The month with the most sunshine days is December (24.4 days).
The month with the least sunshine days is August (20.5 days).

Average UV index in December
Ari, Iran

  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, March and December (UV index 3).

Average cloud cover in December
Ari, Iran

  • Average cloud cover in December: 24

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is June (Cloud cover 16).

Average visibility in December
Ari, Iran

  • Average visibility in December: 10km

The months with the highest visibility are June and December (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October and November (9km).