Bisotun

Historical Site Epic rock reliefs and inscriptions from Achaemenid Persia.

Bisotun, in Iran’s Kermanshah province, preserves the Behistun Inscription and royal rock reliefs of Darius the Great. Visitors study multilingual inscriptions, monumental carving and associated archaeological remains on a steep escarpment.

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Bisotun is an archaeological and epigraphic site on a limestone cliff in western Iran notable for a monumental Achaemenid royal inscription and relief. The most prominent feature is a large carved depiction of King Darius I with accompanying cuneiform texts that record his achievements.

The carved relief and trilingual inscription date to about 520 BCE and record royal proclamations of Darius I; the site also preserves later rock carvings, inscriptions and archaeological layers from Parthian and Sassanian periods. The relief is set on a cliff face that forms part of a broader archaeological complex with settlement and funerary remains.

The monument was commissioned by Darius I of the Achaemenid Empire in the late 6th or early 5th century BCE as a statement of royal authority. Over subsequent centuries the cliff and surrounding slopes acquired additional inscriptions and human activity, resulting in a multi-period archaeological record that documents continental communications and imperial propaganda.

Bisotun lies in Kermanshah province in western Iran, on a prominent escarpment that has long marked a main route through the Zagros foothills. The site is located near the modern city of Kermanshah and is reached by road from that regional centre.

  • Viewing and access: The cliff relief is most clearly seen from a viewing area; reaching the carved panels requires a short uphill approach and some stair climbing.

What to See #

  • Darius I rock relief and inscription: A large Achaemenid rock relief showing King Darius I and his attendants carved into a limestone cliff, accompanied by monumental trilingual inscriptions in Old Persian, Elamite and Babylonian dating to about 520 BCE.
  • Later-period remains and settlement traces: Archaeological remains and inscriptions from later periods including Parthian and Sassanian additions, and a settlement and funerary traces that attest to long-term use of the site across antiquity.
Bisotun
Bisotun (Behistun), Kermanshah Province, Iran
34.3883, 47.4367
Site generally daylight hours; museum hours vary seasonally
Entrance fees to the site and museum variable; local guide fees recommended

How to Get to Bisotun #

Bisotun is about 30 km northeast of Kermanshah city; travel by car or regional coach is typical. The site is adjacent to the main road and accessible by short walk from parking.

Tips for Visiting Bisotun #

  • Hire a licensed guide to interpret cuneiform inscriptions and the reliefs-much of Bisotun's value is in the inscriptions and multilingual texts.
  • Bring water and sun protection-the cliff face is exposed and scant shade exists.
  • Allow time to walk the cliffside panels and the relief of Darius; photographing inscriptions is possible but be respectful of protective measures.

Best Time to Visit Bisotun #

Spring and autumn are most comfortable; mornings are preferable in hotter months. Winter is peaceful but cold.

Spring/Autumn
April-June, September-October · 12-28°C
Best weather for walking and reading the cliff inscriptions.
Winter
December-February · 0-12°C
Cold but quiet; some services may be reduced.
Summer
July-August · 25-40°C
Hot; mornings recommended for visits.

Weather & Climate near Bisotun #

Climate

Bisotun's climate is classified as Hot-Summer Mediterranean - Hot-Summer Mediterranean climate with hot summers (peaking in July) and cold winters (coldest in January). Temperatures range from -4°C to 36°C. Semi-arid with limited rainfall with a pronounced dry season.

Air Quality: AQI 110 Unhealthy (Sg)
Best Time to Visit
AugustJuneJuly
Temperature & Rainfall
Temperature Range
41°
Warmest Month
-21°
Coldest Month
Monthly Conditions

January

January is the coolest month with highs of 6°C and lows of -4°C. Moderate rainfall (69 mm) and partly cloudy skies.

47 Poor

Comfort

Feels Like Cold
C
Temperature
-4°
69%
Humidity
Humid

Weather

69 mm
Rainfall
1.8 m/s
Wind
Calm
0.5
UV Index
Low
10.0h daylight

February

February is cold with highs of 8°C and lows of -3°C. Moderate rainfall (65 mm) and partly cloudy skies.

47 Poor

Comfort

Feels Like Cold
C
Temperature
-3°
68%
Humidity
Humid

Weather

65 mm
Rainfall
2.3 m/s
Wind
Calm
0.8
UV Index
Moderate
10.8h daylight

March

March is cold with highs of 13°C and lows of 1°C. The wettest month with 88 mm of rain and partly cloudy skies.

60 Good

Comfort

Feels Like Cold
C
Temperature
13°
61%
Humidity
Humid

Weather

88 mm
Rainfall
3.0 m/s
Wind
Light Breeze
1.2
UV Index
High
11.8h daylight

April

April is cool with highs of 19°C and lows of 6°C. Moderate rainfall (58 mm) and partly cloudy skies.

74 Very Good

Comfort

13°
Feels Like Cool
13°C
Temperature
19°
57%
Humidity
Humid

Weather

58 mm
Rainfall
3.2 m/s
Wind
Light Breeze
1.6
UV Index
Very High
12.9h daylight

May

May is cool with highs of 25°C and lows of 10°C. Moderate rainfall (30 mm).

88 Excellent

Comfort

17°
Feels Like Cool
17°C
Temperature
10° 25°
45%
Humidity
Comfortable

Weather

30 mm
Rainfall
3.0 m/s
Wind
Light Breeze
2.2
UV Index
Extreme
13.8h daylight

June

June is mild with highs of 31°C and lows of 13°C. Almost no rain and clear sunny skies.

98 Ideal

Comfort

22°
Feels Like Mild
22°C
Temperature
13° 31°
26%
Humidity
Dry

Weather

2 mm
Rainfall
3.0 m/s
Wind
Light Breeze
2.8
UV Index
Extreme
14.3h daylight

July

July is the warmest month with highs of 36°C and lows of 17°C. Almost no rain and clear sunny skies.

98 Ideal

Comfort

27°
Feels Like Warm
27°C
Temperature
17° 36°
19%
Humidity
Dry

Weather

1 mm
Rainfall
3.0 m/s
Wind
Light Breeze
2.6
UV Index
Extreme
14.1h daylight

August

August is warm with highs of 36°C and lows of 17°C. The driest month with just 0 mm and clear sunny skies.

100 Ideal

Comfort

26°
Feels Like Warm
26°C
Temperature
17° 36°
19%
Humidity
Dry

Weather

0 mm
Rainfall
3.0 m/s
Wind
Light Breeze
2.3
UV Index
Extreme
13.3h daylight

September

September is mild with highs of 31°C and lows of 12°C. Almost no rain and clear sunny skies.

97 Ideal

Comfort

21°
Feels Like Mild
21°C
Temperature
12° 31°
23%
Humidity
Dry

Weather

1 mm
Rainfall
2.7 m/s
Wind
Calm
1.8
UV Index
Very High
12.3h daylight

October

October is cool with highs of 24°C and lows of 7°C. Light rainfall and mostly sunny skies.

91 Ideal

Comfort

16°
Feels Like Cool
16°C
Temperature
24°
36%
Humidity
Comfortable

Weather

23 mm
Rainfall
2.4 m/s
Wind
Calm
1.1
UV Index
High
11.2h daylight

November

November is cold with highs of 16°C and lows of 2°C. Moderate rainfall (55 mm).

75 Very Good

Comfort

Feels Like Cold
C
Temperature
16°
57%
Humidity
Humid

Weather

55 mm
Rainfall
1.8 m/s
Wind
Calm
0.6
UV Index
Moderate
10.2h daylight

December

December is cold with highs of 10°C and lows of -1°C. Moderate rainfall (71 mm) and partly cloudy skies.

61 Good

Comfort

Feels Like Cold
C
Temperature
-1° 10°
67%
Humidity
Humid

Weather

71 mm
Rainfall
1.6 m/s
Wind
Calm
0.4
UV Index
Low
9.7h daylight

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