Dehdasht weather in May

In May, Dehdasht sees average daytime highs of 34°C and overnight lows near 18°C, with 4 mm of rain across 0.7 wet days and about 13.5 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 30°C in the first days to 37°C by the end. The sky is clear or mostly clear about 74% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of May to 13 h 48 min by month's end. Set against the rest of the year, May is Dehdasht's 6th-clearest and 4th-windiest month. For the whole year in context, see Dehdasht's year-round climate.

Daytime high
34°
5th warmest
Overnight low
18°
8th coldest
Rainfall
4 mm
0.7 wet days
Daylight
13 h 36 min
5:17 AM – 6:51 PM
Cloud cover
25%
6th clearest
Wind
7 km/h
4th windiest
Solar energy
7.53 kWh/m²
Travel score
4.0
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 May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 30°C in the first days to 37°C by the end.

A typical May day in Dehdasht reaches about 34°C in the afternoon and slips back to 18°C overnight — a 16°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 37°C. Set against its neighbours, May runs about 7°C warmer than April and about 6°C cooler than June.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13016
23016
33016
43116
53116
63116
73117
83217
93217
103217
113317
123317
133318
143318
153418
163418
173418
183418
193518
203519
213519
223519
233619
243619
253619
263619
273720
283720
293720
303720
313820

How May really feels in Dehdasht

Once humidity and wind are folded in, May averages 23 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
23
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Dehdasht weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 7th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 11% of May, with mostly cloudy or overcast conditions the remaining 16%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27525
37525
47624
57624
67723
77822
87921
98020
108020
118119
128218
138317
148317
158416
168515
178614
188614
198713
208713
218713
228911
238911
248911
259010
26919
27928
28937
29937
30946
31955

Chance of precipitation in May

Any precipitation

Dehdasht gets around 4 mm of rain over 0.7 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 3% and peaks near 8% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
18
28
37
47
57
66
76
85
95
104
114
123
133
142
152
161
171
181
191
200
210
220
230
240
250
260
270
280
290
300
310

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1964
2964
3973
4973
5973
6982
7982
8982
9991
10991
11991
12991
13991
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
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
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 12 min at the start of May to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over May. Sunrise moves from 5:29 AM to 5:10 AM, and sunset from 6:40 PM to 7:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:296:40
213.25:296:41
313.25:286:42
413.35:276:42
513.35:266:43
613.35:256:44
713.35:246:44
813.45:236:45
913.45:226:46
1013.45:226:47
1113.45:216:47
1213.55:206:48
1313.55:196:49
1413.55:196:49
1513.55:186:50
1613.65:176:51
1713.65:176:51
1813.65:166:52
1913.65:166:53
2013.65:156:53
2113.75:146:54
2213.75:146:55
2313.75:136:55
2413.75:136:56
2513.75:126:56
2613.85:126:57
2713.85:126:58
2813.85:116:58
2913.85:116:59
3013.85:116:59
3113.85:107:00

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.53 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 — May's 7.53 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.0Intense
27.0Intense
37.0Intense
47.1Intense
57.1Intense
67.2Intense
77.2Intense
87.2Intense
97.3Intense
107.3Intense
117.4Intense
127.4Intense
137.4Intense
147.5Intense
157.5Intense
167.6Intense
177.6Intense
187.6Intense
197.7Intense
207.7Intense
217.7Intense
227.8Intense
237.8Intense
247.8Intense
257.8Intense
267.8Intense
277.9Intense
287.9Intense
297.9Intense
307.9Intense
317.9Intense
Planning a trip in May

Hazard calendar for Dehdasht

In seasonPeak

In May, Dehdasht sits inside its dust season. The full year is below, with each hazard's peak months called out.

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 May a good time to visit Dehdasht?

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

4.0
Sightseeing
8th-best month of the year
7.3
Beach & pool
3rd-best month of the year

May is a reasonable time to visit Dehdasht for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Dehdasht in May

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

In May, Dehdasht sees daytime highs around 34°C and nights near 18°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Dehdasht in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). 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 May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May 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
May 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).