January weather forecastSin, Iran

January

Weather in January

January, like December, is a frosty winter month in Sin, Iran, with temperature in the range of an average high of 9.3°C (48.7°F) and an average low of -0.5°C (31.1°F).

Temperature

Sin's January weather reaches an average high of 9.3°C (48.7°F) and an average low of -0.5°C (31.1°F), making it the coldest month.

Humidity

January is the most humid month, with an average relative humidity of 45%.

Rainfall

In Sin, in January, during 3.4 rainfall days, 5mm (0.2") of precipitation is typically accumulated. Throughout the year, there are 36.9 rainfall days, and 62mm (2.44") of precipitation is accumulated.

Snowfall

Months with snowfall are January, February, November and December. The month with the most snowfall is January, when snow falls for 1.8 days and typically aggregates up to 15mm (0.59") of snow.

Daylight

In January, the average length of the day in Sin is 10h and 16min.
On the first day of the month, sunrise is at 07:05 and sunset at 17:07. On the last day of January, sunrise is at 06:59 and sunset at 17:34 +0330.

Sunshine

The months with the least sunshine are January, February, November and December, with an average of 7.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum UV index of 3 in January translates into the following recommendations:
Act with care - The need to guard against sun damage is communicated. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.

Updated: Aug 11, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

January stands out as Sin's coldest month, with an average high-temperature of 9.3°C (48.7°F) and a low-temperature of -0.5°C (31.1°F).

An average high-temperature, in January, in Sin, is 9.3°C (48.7°F) and the average low-temperature is -0.5°C (31.1°F).

With an average relative humidity of 45%, January is the most humid month in Sin.

In January, the average relative humidity is 45%.

In Sin, Iran, during January, the rain falls for 3.4 days and regularly aggregates up to 5mm (0.2") of precipitation.

The month with the most snowfall is January, when snow falls for 1.8 days and typically aggregates up to 15mm (0.59") of snow.

In Sin, in January, during 1.8 snowfall days, 15mm (0.59") of snow is typically accumulated.

In Sin, the average day length in January is 10h and 16min.

On the first day of January, sunrise is at 07:05 and sunset at 17:07. On the last day of the month, sunrise is at 06:59 and sunset at 17:34 +0330.

January, February, November and December, with an average of 7.4h of sunshine, are months with the least sunshine.

In January, the average sunshine duration is 7.4h.

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

The average daily maximum UV index in January is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

10.9°C

9.3°C

11.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.9km/h

7.4km/h

9.6km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

27.5

25.5

21.6

Average UV index

Average cloud cover

Average visibility

Average temperature in January
Sin, Iran

Average high temperature in January: 9.3°C

The warmest month (with the highest average high temperature) is July (35.8°C).
The month with the lowest average high temperature is January (9.3°C).

Average low temperature in January: -0.5°C

The month with the highest average low temperature is July (23.6°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).

Average pressure in January
Sin, Iran

Average pressure in January: 1019.4mbar

The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is July (1005.8mbar).

Average wind speed in January
Sin, Iran

Average wind speed in January: 6.4km/h

The windiest month (with the highest average wind speed) is July (10.9km/h).
The calmest month (with the lowest average wind speed) is December (5.3km/h).

Average humidity in January
Sin, Iran

Average humidity in January: 45%

The month with the highest relative humidity is January (45%).
The month with the lowest relative humidity is July (14%).

Average rainfall in January
Sin, Iran

Average rainfall in January: 5mm

The wettest months (with the highest rainfall) are March, April and May (10mm).
The driest months (with the least rainfall) are July, August and September (0mm).

Average rainfall days in January
Sin, Iran

Average rainfall days in January: 3.4 days

The month with the highest number of rainy days is April (6.9 days).
The month with the least rainy days is September (0.1 days).

Average snowfall in January
Sin, Iran

Average snowfall in January: 15mm

The month with the highest snowfall is January (15mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).

Average snowfall days in January
Sin, Iran

Average snowfall days in January: 1.8 days

The month with the highest number of snowfall days is January (1.8 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Sin, Iran

Average daylight in January: 10h and 18min

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 January: 7h and 24min

The month with the most sunshine is June (Average sunshine: 12h and 18min).
The months with the least sunshine are January, February, November and December (Average sunshine: 7h and 24min).

Average sunshine days in January
Sin, Iran

Average sunshine days in January: 25.5 days

The months with the most sunshine days are July and August (30.8 days).
The month with the least sunshine days is April (19.8 days).

Average UV index in January
Sin, Iran

Average UV index in January: 3

The month with the highest UV index is June (UV index 8).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in January
Sin, Iran

Average cloud cover in January: 13

The month with the most cloud cover is April (Cloud cover 15).
The month with the least cloud cover is September (Cloud cover 3).

Average visibility in January
Sin, Iran

Average visibility in January: 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).