January weather forecast
Ar Rustaq, Oman

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Weather in January

In January, the weather in Ar Rustaq, Oman, is typically characterized by fair temperatures and a moderate amount of cloud cover. With the pressure standing at 1017.5mb, skies stay largely clear while daytime temperatures range between 12°C (53.6°F) and 22°C (71.6°F). As January transitions into February, a mild increase in temperatures can be expected. This month is marked by 10.9 hours of daylight with sunlight prevalent during 7.5 hours of it. The month culminates with an average of 2.8 days experiencing rainfall, contributing towards the overall damp conditions.

Temperature

January, having an average high-temperature of 22°C (71.6°F) and an average low-temperature of 12°C (53.6°F), is the coldest month.

Humidity

With an average relative humidity of 50%, January is the most humid month.

Rainfall

In Ar Rustaq, in January, it is raining for 2.8 days, with typically 6mm (0.24") of accumulated precipitation. In Ar Rustaq, during the entire year, the rain falls for 47.9 days and collects up to 113mm (4.45") of precipitation.

Daylight

The average length of the day in January is 10h and 53min.
On the first day of January, sunrise is at 06:51 and sunset at 17:35. On the last day of the month, sunrise is at 06:51 and sunset at 17:56 +04.

Sunshine

The month with the least sunshine is January, with an average of 7.5h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: A daily high UV index of 5 in January leads to these guidelines:
Be vigilant - Preventing sunburn is recommended. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.

Frequently asked questions

What are the coldest months?

January is the month when Ar Rustaq, Oman, experiences its coldest temperatures, averaging a high of 22°C (71.6°F) and a low of 12°C (53.6°F).

What are January temperatures?

January temperatures vary between a high-temperature of 22°C (71.6°F) and a low-temperature of 12°C (53.6°F).

What is the most humid month?

With an average relative humidity of 50%, January is the most humid month in Ar Rustaq.

What is the average humidity in January?

In January, the average relative humidity is 50%.

How many days does it rain in January?

In January, the rain falls for 2.8 days. Throughout January, 6mm (0.24") of precipitation is accumulated.

What is the average length of the day in January?

In January, the average day length is 10h and 53min.

When are sunrise and sunset in January?

On the first day of January in Ar Rustaq, sunrise is at 06:51 and sunset at 17:35. On the last day of the month, sunrise is at 06:51 and sunset at 17:56 +04.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 7.5h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 7.5h.

What is the month with the lowest UV index?

January and December, with an average maximum UV index of 5, are months with the lowest UV index.

How high is the UV index in January?

In Ar Rustaq, the average daily maximum UV index in January is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in January
Ar Rustaq, Oman

Average temperature in January - Ar Rustaq, Oman
  • Average high temperature in January: 22°C

The warmest month (with the highest average high temperature) is June (39.1°C).
The month with the lowest average high temperature is January (22°C).

  • Average low temperature in January: 12°C

The month with the highest average low temperature is July (28.3°C).
The coldest month (with the lowest average low temperature) is January (12°C).

Average pressure in January
Ar Rustaq, Oman

Average pressure in January - Ar Rustaq, Oman
  • Average pressure in January: 1017.5mbar

The month with the highest atmospheric pressure is January (1017.5mbar).
The month with the lowest atmospheric pressure is July (998.4mbar).

Average wind speed in January
Ar Rustaq, Oman

Average wind speed in January - Ar Rustaq, Oman
  • Average wind speed in January: 4.7km/h

The windiest month (with the highest average wind speed) is June (7km/h).
The calmest month (with the lowest average wind speed) is November (4.4km/h).

Average humidity in January
Ar Rustaq, Oman

Average humidity in January - Ar Rustaq, Oman
  • Average humidity in January: 50%

The month with the highest relative humidity is January (50%).
The month with the lowest relative humidity is May (23%).

Average rainfall in January
Ar Rustaq, Oman

Average rainfall in January - Ar Rustaq, Oman
  • Average rainfall in January: 6mm

The wettest month (with the highest rainfall) is August (18mm).
The driest month (with the least rainfall) is September (1mm).

Average rainfall days in January
Ar Rustaq, Oman

Average rainfall days in January - Ar Rustaq, Oman
  • Average rainfall days in January: 2.8 days

The months with the highest number of rainy days are July and August (7.2 days).
The month with the least rainy days is September (1.6 days).

Average daylight in January /
Average sunshine in January
Ar Rustaq, Oman

Average daylight in January / Average sunshine in January - Ar Rustaq, Oman
  • Average daylight in January: 10h and 5min

The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).

  • Average sunshine in January: 7h and 3min

The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 7h and 30min).

Average sunshine days in January
Ar Rustaq, Oman

Average sunshine days in January - Ar Rustaq, Oman
  • Average sunshine days in January: 27.8 days

The month with the most sunshine days is September (28.1 days).
The month with the least sunshine days is August (22.5 days).

Average UV index in January
Ar Rustaq, Oman

Average UV index in January - Ar Rustaq, Oman
  • Average UV index in January: 5

The months with the highest UV index are April, May, June, July and August (UV index 8).
The months with the lowest UV index are January and December (UV index 5).

Average cloud cover in January
Ar Rustaq, Oman

Average cloud cover in January - Ar Rustaq, Oman
  • Average cloud cover in January: 7

The month with the most cloud cover is July (Cloud cover 13).
The month with the least cloud cover is September (Cloud cover 4).

Average visibility in January
Ar Rustaq, Oman

Average visibility in January - Ar Rustaq, Oman
  • 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).

Ar Rustaq, Oman

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