Dehdasht weather in September

In September, Dehdasht sees average daytime highs of 37°C and overnight lows near 20°C, with 0 mm of rain across 0 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 39°C in the first days to 35°C by the end. The sky is clear or mostly clear about 98% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 42 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Dehdasht's 2nd-clearest and 5th-windiest month. For the whole year in context, see Dehdasht's year-round climate.

Daytime high
37°
4th warmest
Overnight low
20°
9th coldest
Rainfall
0 mm
0 wet days
Daylight
12 h 12 min
5:57 AM – 6:08 PM
Cloud cover
4%
2nd clearest
Wind
7 km/h
5th windiest
Solar energy
6.43 kWh/m²
Travel score
1.8
out of 10

Dehdasht is city in Kohgiluyeh and Boyer-Ahmad Province, Iran.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 39°C in the first days to 35°C by the end.

A typical September day in Dehdasht reaches about 37°C in the afternoon and slips back to 20°C overnight — a 18°C spread between the day's warmth and the night's chill. On most days the high lands between 35°C and 40°C. Set against its neighbours, September runs about 3°C cooler than August and about 6°C warmer than October.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
14022
23922
33921
43921
53921
63921
73921
83921
93820
103820
113820
123820
133820
143820
153820
163719
173719
183719
193719
203719
213719
223619
233618
243618
253618
263618
273618
283518
293517
303517

How September really feels in Dehdasht

Once humidity and wind are folded in, September averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
5 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Dehdasht weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 1399.610.24.9
Feb17° / 928.210.95.9
Mar21° / 936.911.87.3
Apr26° / 13°33412.77.7
May34° / 18°40.713.54.0
Jun39° / 21°00140.5
Jul41° / 24°0013.80.0
Aug41° / 23°10.113.10.0
Sep37° / 20°0012.21.8
Oct31° / 15°30.811.25.9
Nov23° / 10°67510.47.8
Dec17° / 1177.3106.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 98% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 1% of September, with mostly cloudy or overcast conditions the remaining 1%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
22991
23991
24991
25982
26982
27982
28982
29973
30973

Chance of precipitation in September

Any precipitation

Dehdasht gets around 0 mm of rain over 0 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 0% and peaks near 1% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
261
271
281
291
301

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19451
29451
39451
49541
59541
69541
79631
89631
99631
109631
119730
129730
139820
149820
159820
169820
179820
189820
199910
209910
219910
229910
239910
249910
259910
2610000
2710000
2810000
2910000
3010000

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 42 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over September. Sunrise moves from 5:48 AM to 6:05 AM, and sunset from 6:27 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:486:27
212.65:486:26
312.65:496:25
412.65:506:23
512.55:506:22
612.55:516:21
712.55:516:19
812.45:526:18
912.45:526:17
1012.45:536:16
1112.35:546:14
1212.35:546:13
1312.35:556:12
1412.25:556:10
1512.25:566:09
1612.25:576:08
1712.25:576:06
1812.15:586:05
1912.15:586:04
2012.15:596:02
2112.05:596:01
2212.06:006:00
2312.06:015:58
2411.96:015:57
2511.96:025:56
2611.96:025:54
2711.86:035:53
2811.86:045:52
2911.86:045:50
3011.76:055:49

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.43 kWh/m².

For context, solar energy here swings from a low near 3.22 kWh/m² to a high of 7.99 kWh/m² in June across the year — September's 6.43 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.9Intense
26.8Intense
36.8Intense
46.8Intense
56.8Intense
66.7Intense
76.7Intense
86.7Intense
96.6Intense
106.6Intense
116.6Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.4Intense
176.4Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.2Intense
236.2Intense
246.1Intense
256.1Intense
266.1Intense
276.0Intense
286.0Bright
296.0Bright
305.9Bright
Planning a trip in September

Hazard calendar for Dehdasht

In seasonPeak

None of Dehdasht's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Dehdasht's rainy season runs November–March, when most of the year's rain falls.

Dehdasht sees seasonal dust haze (March–May), heaviest in April.

Rainy season
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Dehdasht?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

1.8
Sightseeing
9th-best month of the year
5.5
Beach & pool
5th-best month of the year

September is a weaker month for outdoor sightseeing in Dehdasht.

What to pack for Dehdasht in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Dehdasht sees daytime highs around 37°C and nights near 20°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Dehdasht in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Dehdasht peaks around July 18 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 18UV 11Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb5High
Mar7High
Apr7Very high
May9Very high
Jun10Extreme
Jul11Extreme
Aug10Extreme
Sep7High
Oct7High
Nov5Moderate
Dec4Moderate

Air quality in Dehdasht in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Dehdasht is worst in April — around 45 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorPoorModerateApr 1545 µg/m³Dec 1733 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb38Poor
Mar44Poor
Apr45Poor
May43Poor
Jun34Moderate
Jul37Poor
Aug35Moderate
Sep34Moderate
Oct35Moderate
Nov34Moderate
Dec33Moderate
Location & terrain

Where is Dehdasht?

Dehdasht sits at 30.8°N, 50.6°E, 806 m above sea level, in Iran. The nearest listed city is Charām, 18 km away.

Topography around Dehdasht

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Dehdasht.

Within 3 km, the terrain around Dehdasht has only modest variations in elevation — a maximum elevation change of 139 m around an average of 808 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,364 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,261 m.

The land around Dehdasht is covered by cropland (52%), grassland (23%) and artificial surfaces (21%) within 3 km, grassland (60%) and cropland (31%) within 16 km, and grassland (70%) within 80 km.

3 km
139 m
16 km
1,364 m
80 km
4,261 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Charām 18 km · Shahrak-e Ţāleqānī 35 km · Behbahān 38 km · Līkak 46 km · Dogonbadan 53 km · Aghajari 71 km · Omīdīyeh 82 km · Lordegān 84 km

Iran travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 352% of US
price level, 2025
GDP per capita
$3,924
2025
Happiness
5.2 / 10
World Happiness, 2025
Safe drinking water
94%
of population, 2024
Homicide rate
2.4
per 100k, 2014
Road deaths
21.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 492
Religion
Muslim 99%Christian 1%Baha'i 0%agnostic 0%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Dehdasht (30.7934°, 50.5651°, elevation 806 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).