Āq Qalā weather in May

In May, Āq Qalā sees average daytime highs of 27°C and overnight lows near 18°C, with 36 mm of rain across 5.8 wet days and about 14 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 30°C by the end. The sky is clear or mostly clear about 50% of the time in May, and the air most often feels humid.

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 Āq Qalā's 6th-clearest and 6th-windiest month. For the whole year in context, see Āq Qalā's year-round climate.

Daytime high
27°
5th warmest
Overnight low
18°
8th coldest
Rainfall
36 mm
5.8 wet days
Daylight
14 hours
4:49 AM – 6:48 PM
Cloud cover
44%
6th clearest
Wind
6 km/h
6th windiest
Solar energy
5.97 kWh/m²
Travel score
6.9
out of 10

Āq Qalā is city in Golestan 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 25°C in the first days to 30°C by the end.

A typical May day in Āq Qalā reaches about 27°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 33°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
12415
22515
32515
42516
52516
62516
72616
82616
92616
102617
112617
122717
132717
142717
152717
162718
172818
182818
192818
202818
212818
222918
232919
242919
252919
262919
273019
283019
293020
303020
313020

How May really feels in Āq Qalā

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

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Āq Qalā 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 daysSnow daysDaylight (hours)Travel score
Jan13° / 659.10.69.73.9
Feb14° / 729.51.310.64.2
Mar17° / 7410.40.211.75.6
Apr22° / 13°568.6012.97.0
May27° / 18°365.80146.9
Jun32° / 22°183.4014.55.1
Jul34° / 25°194.6014.33.8
Aug34° / 25°184.1013.43.5
Sep31° / 21°365.6012.35.2
Oct26° / 16°5460117.7
Nov19° / 10°758.50.2106.5
Dec15° / 588.50.29.54.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 34%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25347
35347
45446
55545
65644
75743
85743
95941
105941
116040
126139
136238
146436
156436
166634
176634
186733
196931
207030
217129
227327
237525
247624
257624
267723
277822
287822
297921
307921
318020

Chance of precipitation in May

Any precipitation

Āq Qalā gets around 36 mm of rain over 5.8 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 19% and peaks near 28% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
128
227
326
425
524
623
722
822
921
1021
1120
1220
1319
1419
1519
1618
1718
1818
1918
2017
2117
2216
2316
2415
2515
2614
2714
2813
2913
3013
3112

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
136431910
233442120
331442420
428442630
526432830
624433040
722423240
820413450
919403650
1017393860
1116383960
1216374170
1315364270
1414354470
1513344580
1613334680
1712324790
1812314890
19113048100
20113049110
21102949120
22102849130
2392749140
2492649161
2582549171
2682448191
2772348211
2872247231
2962146252
3062045262
3161944283

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 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
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
306calm
316calm

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 5:04 AM to 4:40 AM, and sunset from 6:34 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:046:34
213.55:036:35
313.65:026:36
413.65:016:37
513.65:006:38
613.74:596:39
713.74:586:40
813.74:576:41
913.84:566:42
1013.84:556:42
1113.84:546:43
1213.94:536:44
1313.94:526:45
1413.94:516:46
1513.94:506:47
1614.04:496:48
1714.04:486:48
1814.04:486:49
1914.14:476:50
2014.14:466:51
2114.14:456:52
2214.14:456:53
2314.24:446:53
2414.24:436:54
2514.24:436:55
2614.24:426:56
2714.24:426:57
2814.34:416:57
2914.34:416:58
3014.34:406:59
3114.34:406:59

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.97 kWh/m².

For context, solar energy here swings from a low near 2.26 kWh/m² to a high of 6.53 kWh/m² in June across the year — May's 5.97 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.6Bright
55.6Bright
65.6Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.9Bright
165.9Bright
175.9Bright
186.0Bright
196.0Intense
206.1Intense
216.1Intense
226.2Intense
236.2Intense
246.2Intense
256.3Intense
266.3Intense
276.3Intense
286.4Intense
296.4Intense
306.4Intense
316.5Intense
Planning a trip in May

Is May a good time to visit Āq Qalā?

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

6.9
Sightseeing
3rd-best month of the year
7.5
Beach & pool
3rd-best month of the year

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

What to pack for Āq Qalā in May

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

In May, Āq Qalā sees daytime highs around 27°C and nights near 18°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Āq Qalā 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 53 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 Āq Qalā 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 Āq Qalā peaks around July 18 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 18UV 10Dec 22UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr6High
May7Very high
Jun8Very high
Jul10Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Moderate

Air quality in Āq Qalā 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 Āq Qalā is worst in September — around 27 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1827 µg/m³Dec 2319 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb20Moderate
Mar22Moderate
Apr25Moderate
May22Moderate
Jun20Moderate
Jul21Moderate
Aug22Moderate
Sep27Moderate
Oct24Moderate
Nov21Moderate
Dec19Moderate
Location & terrain

Where is Āq Qalā?

Āq Qalā sits at 37.0°N, 54.5°E, -13 m above sea level, in Iran. The nearest listed city is Gorgān, 19 km away.

Topography around Āq Qalā

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

Within 3 km, the terrain around Āq Qalā has only modest variations in elevation — a maximum elevation change of 12 m around an average of -15 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 104 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,905 m.

The land around Āq Qalā is covered by cropland (63%) and artificial surfaces (24%) within 3 km, cropland (89%) within 16 km, and bare terrain (28%) and cropland (24%) within 80 km.

3 km
12 m
16 km
104 m
80 km
3,905 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Gorgān 19 km · Sīmīn Shahr 20 km · Fāẕelābād 29 km · Gomīshān 34 km · Bandar-e Torkaman 36 km · 'Alī Ābād-e Katūl 38 km · Kord Kūy 39 km · Bandar-e Gaz 52 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 Āq Qalā (37.0139°, 54.455°, elevation -13 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).