Umm al Samim

Tomb Inhospitable salt marsh area on Oman's desert plain

An interior saline sink and flatland in Oman’s desert, noted for salt crust and treacherous silt. Adventurous travellers approach with experienced guides to study the unusual terrain from a safe distance.

Umm al Samim
21.6333, 55.9000

How to Get to Umm al Samim #

Access is only by 4x4 and requires an experienced guide. Approaches are typically staged from towns on the desert’s edge in Ad Dakhiliyah Governorate; travel plans should be made with licensed tour operators familiar with Rub’ al Khali safety and navigation.

Tips for Visiting Umm al Samim #

  • Do not attempt to walk across the salt crust; hire an experienced desert guide familiar with the Rub' al Khali fringes.
  • Go prepared for remote conditions: sun protection, navigation, and a plan for vehicle recovery if driving a 4x4.

Best Time to Visit Umm al Samim #

The cooler months are best. Summer months bring extreme heat and make travel into the Rub' al Khali rim hazardous.

Winter
Nov-Mar · 10-25°C
Cooler days and clearer skies; the safest and most comfortable time for guided trips close to the area.

Weather & Climate near Umm al Samim #

Climate

Umm al Samim's climate is classified as Hot Desert - Hot Desert climate with very hot summers (peaking in June) and warm winters (coldest in January). Temperatures range from 15°C to 44°C. Very dry conditions with minimal rainfall with a pronounced dry season.

Air Quality: AQI 148 Unhealthy (Sg)
Best Time to Visit
DecemberNovemberJanuary
Temperature & Rainfall
Temperature Range
50°
Warmest Month
Coldest Month
Monthly Conditions

January

January is mild with highs of 26°C and lows of 15°C. Light rainfall and clear sunny skies.

98 Ideal

Comfort

21°
Feels Like Mild
21°C
Temperature
15° 27°
48%
Humidity
Comfortable

Weather

14 mm
Rainfall
3.5 m/s
Wind
Light Breeze
1.3
UV Index
High
10.9h daylight

February

February is mild with highs of 29°C and lows of 17°C. Light rainfall and clear sunny skies.

98 Ideal

Comfort

23°
Feels Like Mild
23°C
Temperature
17° 29°
42%
Humidity
Comfortable

Weather

28 mm
Rainfall
4.1 m/s
Wind
Light Breeze
1.7
UV Index
Very High
11.3h daylight

March

March is warm with highs of 33°C and lows of 20°C. Light rainfall and clear sunny skies.

98 Ideal

Comfort

26°
Feels Like Warm
26°C
Temperature
20° 33°
34%
Humidity
Comfortable

Weather

21 mm
Rainfall
3.8 m/s
Wind
Light Breeze
2.1
UV Index
Extreme
11.9h daylight

April

April is hot with highs of 38°C and lows of 24°C. Light rainfall and clear sunny skies.

90 Ideal

Comfort

31°
Feels Like Hot
31°C
Temperature
24° 38°
27%
Humidity
Dry

Weather

18 mm
Rainfall
3.7 m/s
Wind
Light Breeze
2.3
UV Index
Extreme
12.5h daylight

May

May is hot with highs of 42°C and lows of 28°C. Almost no rain and clear sunny skies.

92 Ideal

Comfort

35°
Feels Like Hot
35°C
Temperature
28° 43°
24%
Humidity
Dry

Weather

6 mm
Rainfall
3.8 m/s
Wind
Light Breeze
2.5
UV Index
Extreme
13.0h daylight

June

June is the hottest month with highs of 44°C and lows of 30°C. Almost no rain and clear sunny skies.

82 Excellent

Comfort

37°
Feels Like Hot
37°C
Temperature
30° 44°
22%
Humidity
Dry

Weather

1 mm
Rainfall
3.9 m/s
Wind
Light Breeze
2.4
UV Index
Extreme
13.3h daylight

July

July is the hottest month with highs of 44°C and lows of 30°C. Almost no rain and clear sunny skies.

82 Excellent

Comfort

37°
Feels Like Hot
37°C
Temperature
30° 44°
25%
Humidity
Dry

Weather

1 mm
Rainfall
4.3 m/s
Wind
Light Breeze
2.3
UV Index
Extreme
13.2h daylight

August

August is hot with highs of 42°C and lows of 29°C. Almost no rain and clear sunny skies.

82 Excellent

Comfort

36°
Feels Like Hot
36°C
Temperature
29° 43°
28%
Humidity
Dry

Weather

2 mm
Rainfall
4.3 m/s
Wind
Light Breeze
2.3
UV Index
Extreme
12.7h daylight

September

September is hot with highs of 40°C and lows of 27°C. The driest month with just 0 mm and clear sunny skies.

92 Ideal

Comfort

34°
Feels Like Hot
34°C
Temperature
27° 40°
29%
Humidity
Dry

Weather

0 mm
Rainfall
3.7 m/s
Wind
Light Breeze
2.2
UV Index
Extreme
12.2h daylight

October

October is hot with highs of 37°C and lows of 24°C. Almost no rain and clear sunny skies.

91 Ideal

Comfort

31°
Feels Like Hot
31°C
Temperature
24° 37°
29%
Humidity
Dry

Weather

1 mm
Rainfall
2.8 m/s
Wind
Calm
1.8
UV Index
Very High
11.5h daylight

November

November is warm with highs of 32°C and lows of 20°C. Almost no rain and clear sunny skies.

99 Ideal

Comfort

26°
Feels Like Warm
26°C
Temperature
20° 32°
41%
Humidity
Comfortable

Weather

4 mm
Rainfall
2.7 m/s
Wind
Calm
1.4
UV Index
High
11.0h daylight

December

December is mild with highs of 28°C and lows of 17°C. Almost no rain and clear sunny skies.

100 Ideal

Comfort

23°
Feels Like Mild
23°C
Temperature
17° 28°
48%
Humidity
Comfortable

Weather

6 mm
Rainfall
3.2 m/s
Wind
Light Breeze
1.2
UV Index
High
10.7h daylight

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