Kord Kūy weather in May

In May, Kord Kūy sees average daytime highs of 21°C and overnight lows near 15°C, with 85 mm of rain across 12.6 wet days and about 13.9 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 23°C by the end. The sky is clear or mostly clear about 34% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 13 h 30 min at the start of May to 14 h 18 min by month's end. Set against the rest of the year, May is Kord Kūy's 10th-clearest and 6th-windiest month. For the whole year in context, see Kord Kūy's year-round climate.

Daytime high
21°
5th warmest
Overnight low
15°
8th coldest
Rainfall
85 mm
12.6 wet days
Daylight
14 hours
4:51 AM – 6:49 PM
Cloud cover
55%
10th clearest
Wind
6 km/h
6th windiest
Solar energy
6.08 kWh/m²
Travel score
6.3
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 19°C in the first days to 23°C by the end.

A typical May day in Kord Kūy reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°C. Set against its neighbours, May runs about 4°C warmer than April and about 3°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
11913
21913
31913
42014
52014
62014
72014
82014
92014
102015
112115
122115
132115
142115
152115
162115
172216
182216
192216
202216
212216
222216
232216
242317
252317
262317
272317
282317
292317
302417
312418

Kord Kūy weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 659.14.39.82.0
Feb10° / 7310.2510.62.1
Mar13° / 9313.2311.73.4
Apr17° / 11°9513.50.412.95.0
May21° / 15°8512.6013.96.3
Jun25° / 19°548.5014.57.3
Jul27° / 22°488.7014.37.0
Aug27° / 22°478.7013.47.1
Sep25° / 19°9310.8012.27.0
Oct21° / 14°969.70116.8
Nov15° / 929.90.9104.6
Dec11° / 588.829.52.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14060
24258
34258
44258
54258
64357
74357
84456
94555
104555
114654
124654
134852
144951
154951
165050
175050
185149
195248
205347
215446
225545
235644
245743
255743
265842
275941
286040
296040
306040
316040

Chance of precipitation in May

Any precipitation

Kord Kūy gets around 85 mm of rain over 12.6 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 41% and peaks near 50% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
150
250
349
449
549
648
748
847
946
1046
1145
1244
1343
1442
1542
1641
1740
1839
1938
2037
2136
2235
2335
2434
2534
2633
2733
2832
2932
3031
3131

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the comfortable band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
15339800
25140900
347421100
444431300
541441500
638451700
735451910
833462110
931462310
1029462510
1127452620
1225452820
1323453020
1422453220
1520443330
1619443530
1717433630
1816423840
1915423940
2014414150
2113404260
2212384370
2311374480
2410354690
2593347110
2683248130
2773049150
2862849170
2962650180
3052450210
3142350231

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 30 min at the start of May to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over May. Sunrise moves from 5:06 AM to 4:42 AM, and sunset from 6:35 PM to 7:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:066:35
213.55:056:36
313.65:046:37
413.65:036:38
513.65:026:39
613.75:016:40
713.74:596:41
813.74:586:42
913.84:576:42
1013.84:566:43
1113.84:566:44
1213.84:556:45
1313.94:546:46
1413.94:536:47
1513.94:526:48
1614.04:516:49
1714.04:506:49
1814.04:496:50
1914.04:496:51
2014.14:486:52
2114.14:476:53
2214.14:476:53
2314.14:466:54
2414.24:456:55
2514.24:456:56
2614.24:446:57
2714.24:446:57
2814.34:436:58
2914.34:436:59
3014.34:427:00
3114.34:427:00

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.08 kWh/m².

For context, solar energy here swings from a low near 2.31 kWh/m² to a high of 6.51 kWh/m² in June across the year — May's 6.08 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.7Bright
35.7Bright
45.7Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
146.0Bright
156.0Intense
166.0Intense
176.1Intense
186.1Intense
196.1Intense
206.2Intense
216.2Intense
226.2Intense
236.3Intense
246.3Intense
256.3Intense
266.4Intense
276.4Intense
286.4Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in May

Is May a good time to visit Kord Kūy?

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

6.3
Sightseeing
6th-best month of the year
4.1
Beach & pool
5th-best month of the year

May is a reasonable time to visit Kord Kūy for sightseeing.

What to pack for Kord Kūy in May

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

In May, Kord Kūy sees daytime highs around 21°C and nights near 15°C. Pack sun protection. Worth having: rain gear. About 13 days see rain.

sun protectionrain gear

Sea temperature near Kord Kūy in May

The nearest coast averages about 21°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 42 km away) is warmest in August at about 29°C and coldest in February near 11°C.

It's comfortable for a long swim from May 13 to Nov 6 — about 5.9 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb11Bracing
Mar12Bracing
Apr16Cool
May21Refreshing
Jun25Warm
Jul28Warm
Aug29Tropical
Sep27Warm
Oct23Refreshing
Nov19Cool
Dec15Bracing

UV index in Kord Kūy in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kord Kūy peaks around July 18 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 12 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 18UV 10Jan 12UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun8Very high
Jul10Very high
Aug9Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec3Moderate

Air quality in Kord Kūy 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 Kord Kūy is worst in September — around 29 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 2029 µg/m³Jul 1519 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb23Moderate
Mar25Moderate
Apr25Moderate
May22Moderate
Jun21Moderate
Jul19Moderate
Aug22Moderate
Sep29Moderate
Oct27Moderate
Nov25Moderate
Dec23Moderate
Location & terrain

Where is Kord Kūy?

Kord Kūy sits at 36.8°N, 54.1°E, -2 m above sea level, in Iran. The nearest listed city is Bandar-e Torkaman, 13 km away.

Topography around Kord Kūy

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

Within 3 km, the terrain around Kord Kūy has only modest variations in elevation — a maximum elevation change of 101 m around an average of 0 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,649 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,905 m.

The land around Kord Kūy is covered by cropland (60%) and artificial surfaces (21%) within 3 km, cropland (44%) and trees (32%) within 16 km, and bare terrain (22%) and cropland (21%) within 80 km.

3 km
101 m
16 km
2,649 m
80 km
3,905 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Bandar-e Torkaman 13 km · Bandar-e Gaz 15 km · Sīmīn Shahr 27 km · Galūgāh 28 km · Gorgān 30 km · Gomīshān 31 km · Āq Qalā 39 km · Behshahr 51 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 Kord Kūy (36.7931°, 54.1121°, elevation -2 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).