December weather forecast
Karaj, Iran

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Weather in December

Finally, Karaj welcomes December, a month characterized by the first signs of snow and the return of winter. With the mercury often dipping down to the bare minimum of the year at 0.3°C (32.5°F), there's no denial of winter's arrival. The trees stand bare against the winter's sky, and a beautiful tranquility envelops the city. The short daylight hours, amounting to just 9.8 per day on average, highlight the lengthening winter nights. As the year comes to an end, Karaj's residents appreciate the charm of winter, with its frost-kissed mornings and chilly nights.

Temperature

December's arrival in Karaj correlates with a reduction in the average high-temperature, down from a refreshing 15.1°C (59.2°F) in November to a chilly 8.9°C (48°F). Karaj experiences an average low-temperature reading of 0.3°C (32.5°F) throughout December.

Humidity

In December, the average relative humidity is 66%.

Rainfall

In December, the rain falls for 5.8 days. Throughout December, 34mm (1.34") of precipitation is accumulated. Throughout the year, in Karaj, there are 44.3 rainfall days, and 252mm (9.92") of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In December, in Karaj, snow falls for 2.7 days. Throughout the year, in Karaj, there are 14.3 snowfall days.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 06:58 and sunset at 16:52. On the last day of the month, sunrise is at 07:16 and sunset at 17:02 +0330.

Sunshine

With an average of 5.1h of sunshine, December has the least sunshine of the year.
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Frequently asked questions

What is the usual temperature for Karaj in December?

In Karaj, in December, the average high-temperature is 8.9°C (48°F), and the average low-temperature is 0.3°C (32.5°F).

What is the average humidity in December in Karaj?

The average relative humidity in December is 66%.

How many days does it rain in December in Karaj?

In Karaj, in December, during 5.8 rainfall days, 34mm (1.34") of precipitation is typically accumulated.

How many days does it snow in December in Karaj?

In Karaj, during December, snow falls for 2.7 days.

What is the month with the shortest days in Karaj?

The month with the shortest days in Karaj, Iran, is December, with an average of 9h and 48min of daylight.

How many hours of daylight does Karaj have in December?

In December, the average day length in Karaj, Iran, is 9h and 47min.

When are sunrise and sunset in December in Karaj?

On the first day of December in Karaj, Iran, sunrise is at 06:58 and sunset at 16:52. On the last day of the month, sunrise is at 07:16 and sunset at 17:02 +0330.

What is the month with the least sunshine in Karaj?

December has the least sunshine of the year in Karaj, Iran, with an average of 5.1h of sunshine.

How many hours of sunshine does Karaj have in December?

In December, the average sunshine duration in Karaj is 5.1h.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine

Average temperature in December
Karaj, Iran

Average temperature in December - Karaj, Iran
  • Average high temperature in December: 8.9°C

The warmest month (with the highest average high temperature) is July (35.2°C).
The month with the lowest average high temperature is January (6.1°C).

  • Average low temperature in December: 0.3°C

The month with the highest average low temperature is August (19.1°C).
The coldest month (with the lowest average low temperature) is January (-2.5°C).

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Average humidity in December
Karaj, Iran

Average humidity in December - Karaj, Iran
  • Average humidity in December: 66%

The month with the highest relative humidity is January (67%).
The months with the lowest relative humidity are June and August (34%).

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Average rainfall in December
Karaj, Iran

Average rainfall in December - Karaj, Iran
  • Average rainfall in December: 33.5mm

The wettest month (with the highest rainfall) is March (45.4mm).
The driest month (with the least rainfall) is August (1.2mm).

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Average rainfall days in December
Karaj, Iran

Average rainfall days in December - Karaj, Iran
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is March (6.7 days).
The months with the least rainy days are August and September (0.3 days).

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Average snowfall days in December
Karaj, Iran

Average snowfall days in December - Karaj, Iran
  • Average snowfall days in December: 2.7 days

The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Karaj, Iran
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 5h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Karaj, Iran

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