‘Eyn-e Do weather in May

In May, ‘Eyn-e Do sees average daytime highs of 40°C and overnight lows near 26°C, with 5 mm of rain across 0.7 wet days and about 13.6 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 37°C in the first days to 43°C by the end. The sky is clear or mostly clear about 71% 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 54 min by month's end. Set against the rest of the year, May is ‘Eyn-e Do's 6th-clearest and 4th-windiest month. For the whole year in context, see ‘Eyn-e Do's year-round climate.

Daytime high
40°
5th warmest
Overnight low
26°
8th coldest
Rainfall
5 mm
0.7 wet days
Daylight
13 h 36 min
5:24 AM – 6:59 PM
Cloud cover
27%
6th clearest
Wind
14 km/h
4th windiest
Solar energy
7.42 kWh/m²
Travel score
0.5
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 37°C in the first days to 43°C by the end.

A typical May day in ‘Eyn-e Do reaches about 40°C in the afternoon and slips back to 26°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 36°C and 44°C. Set against its neighbours, May runs about 7°C warmer than April and about 5°C cooler than June.

20°30°40°50°151015202531
Avg high (°C)Avg low (°C)
13723
23723
33724
43724
53824
63824
73824
83825
93925
103925
113925
123925
134025
144026
154026
164026
174026
184126
194126
204127
214127
224227
234227
244227
254227
264328
274328
284328
294328
304428
314428

How May really feels in ‘Eyn-e Do

Once humidity and wind are folded in, May averages 31 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
31
21 feel dangerously hot (≥ 39°C)
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.

‘Eyn-e Do weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 536.510.26.8
Feb21° / 10°334.610.97.8
Mar27° / 14°364.311.87.8
Apr33° / 20°19312.74.2
May40° / 26°50.713.60.5
Jun45° / 30°00140.0
Jul47° / 32°00.113.80.0
Aug47° / 31°10.213.10.0
Sep43° / 27°10.412.20.0
Oct37° / 22°81.311.22.3
Nov27° / 15°564.210.47.4
Dec20° / 10°646.4107.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 71% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 10% of May, with mostly cloudy or overcast conditions the remaining 18%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57327
67426
77426
87426
97525
107624
117723
127723
137822
147921
158020
168020
178218
188317
198317
208515
218614
228713
238713
248812
258911
269010
27919
28919
29937
30937
31937

Chance of precipitation in May

Any precipitation

‘Eyn-e Do gets around 5 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 2% and peaks near 7% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
17
27
37
46
56
65
75
85
94
104
113
123
133
142
152
162
171
181
191
201
211
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 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
186941
287841
387841
489731
589731
690631
790631
891531
992530
1093430
1193430
1293430
1393430
1494330
1595320
1695320
1795320
1895320
1996310
2097210
2197210
2297210
2397210
2498200
2598200
2698200
2798200
2898200
2998200
3099100
3199100

Wind in May

Winds average 14 km/h in May.

Across May, daily wind ranges from about 13 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 12 min at the start of May to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:37 AM to 5:17 AM, and sunset from 6:49 PM to 7:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:376:49
213.25:366:50
313.35:356:50
413.35:346:51
513.35:336:52
613.35:326:53
713.45:316:53
813.45:306:54
913.45:296:55
1013.45:296:55
1113.55:286:56
1213.55:276:57
1313.55:266:57
1413.55:266:58
1513.65:256:59
1613.65:246:59
1713.65:247:00
1813.65:237:01
1913.75:227:02
2013.75:227:02
2113.75:217:03
2213.75:217:04
2313.75:207:04
2413.85:207:05
2513.85:197:05
2613.85:197:06
2713.85:187:07
2813.85:187:07
2913.85:187:08
3013.95:177:09
3113.95:177:09

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.42 kWh/m².

For context, solar energy here swings from a low near 3.05 kWh/m² to a high of 7.86 kWh/m² in June across the year — May's 7.42 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.0Intense
27.0Intense
37.0Intense
47.0Intense
57.1Intense
67.1Intense
77.1Intense
87.2Intense
97.2Intense
107.2Intense
117.3Intense
127.3Intense
137.3Intense
147.4Intense
157.4Intense
167.4Intense
177.5Intense
187.5Intense
197.5Intense
207.5Intense
217.6Intense
227.6Intense
237.6Intense
247.7Intense
257.7Intense
267.7Intense
277.7Intense
287.7Intense
297.7Intense
307.8Intense
317.8Intense
Planning a trip in May

Hazard calendar for ‘Eyn-e Do

In seasonPeak

In May, ‘Eyn-e Do sits inside its dust season. The full year is below, with each hazard's peak months called out.

‘Eyn-e Do sees seasonal dust haze (March–July), heaviest in May.

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

Is May a good time to visit ‘Eyn-e Do?

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

0.5
Sightseeing
8th-best month of the year
2.9
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in ‘Eyn-e Do.

What to pack for ‘Eyn-e Do in May

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

In May, ‘Eyn-e Do sees daytime highs around 40°C and nights near 26°C. Pack light clothes and sun protection.

light clothessun protection

UV index in ‘Eyn-e Do in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 ‘Eyn-e Do peaks around July 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 13UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr6High
May7Very high
Jun10Very high
Jul10Very high
Aug10Very high
Sep6High
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in ‘Eyn-e Do 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 ‘Eyn-e Do is worst in May — around 62 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorMay 1161 µg/m³Aug 1844 µg/m³
PM2.5 (µg/m³)Level
Jan53Poor
Feb56Unhealthy
Mar60Unhealthy
Apr58Unhealthy
May62Unhealthy
Jun45Poor
Jul45Poor
Aug43Poor
Sep45Poor
Oct47Poor
Nov49Poor
Dec51Poor
Location & terrain

Where is ‘Eyn-e Do?

‘Eyn-e Do sits at 31.3°N, 48.6°E, 18 m above sea level, in Iran. The nearest listed city is Ahvaz, 8.0 km away.

Topography around ‘Eyn-e Do

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of ‘Eyn-e Do.

Within 3 km, the terrain around ‘Eyn-e Do has only modest variations in elevation — a maximum elevation change of 32 m around an average of 15 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 82 m; within 80 km, large variations in elevation — a maximum elevation change of 627 m.

The land around ‘Eyn-e Do is covered by bare terrain (48%) and cropland (27%) within 3 km, cropland (42%) and bare terrain (25%) within 16 km, and cropland (43%) and bare terrain (37%) within 80 km.

3 km
32 m
16 km
82 m
80 km
627 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Ahvaz 8.0 km · Kūt-e ‘Abdollāh 13 km · Sheybān 20 km · Ḥamīdiyeh 22 km · Veys 30 km · Sūsangerd 46 km · Hoveyzeh 52 km · Shādegān 78 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 ‘Eyn-e Do (31.3456°, 48.6006°, elevation 18 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).