Khorramshahr weather in April

In April, Khorramshahr sees average daytime highs of 34°C and overnight lows near 21°C, with 10 mm of rain across 1.9 wet days and about 12.7 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 31°C in the first days to 36°C by the end. The sky is clear or mostly clear about 62% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 06 min by month's end. Set against the rest of the year, April is Khorramshahr's 10th-clearest and 5th-windiest month. For the whole year in context, see Khorramshahr's year-round climate.

Daytime high
34°
7th warmest
Overnight low
21°
6th coldest
Rainfall
10 mm
1.9 wet days
Daylight
12 h 42 min
5:55 AM – 6:40 PM
Cloud cover
34%
10th clearest
Wind
15 km/h
5th windiest
Solar energy
6.64 kWh/m²
Travel score
4.0
out of 10

Khorramshahr is city in Khuzestan Province, Iran.

Density
3,912/km²
people per km²

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 31°C in the first days to 36°C by the end.

A typical April day in Khorramshahr reaches about 34°C in the afternoon and slips back to 21°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 38°C. Set against its neighbours, April runs about 7°C warmer than March and about 7°C cooler than May.

10°20°30°40°151015202530
Avg high (°C)Avg low (°C)
13018
23118
33118
43118
53119
63219
73219
83219
93219
103220
113320
123320
133320
143320
153321
163421
173421
183421
193421
203521
213522
223522
233522
243622
253623
263623
273623
283623
293723
303724

How April really feels in Khorramshahr

Once humidity and wind are folded in, April 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 April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Khorramshahr weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 385.310.37.1
Feb22° / 11°213.410.98.1
Mar27° / 15°253.411.87.8
Apr34° / 21°101.912.74.0
May41° / 27°40.713.50.4
Jun45° / 30°00.113.90.0
Jul47° / 32°00.113.80.0
Aug47° / 31°00.113.10.0
Sep43° / 27°00.112.20.0
Oct36° / 22°60.711.32.4
Nov27° / 15°413.710.57.5
Dec20° / 10°374.810.17.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 25%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17624
27525
37426
47426
57426
67426
77426
87426
97426
107426
117426
127525
137525
147525
157525
167525
177624
187624
197525
207525
217525
227525
237426
247426
257426
267426
277426
287426
297426
307426

Chance of precipitation in April

Any precipitation

Khorramshahr gets around 10 mm of rain over 1.9 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 7% and peaks near 9% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
19
28
38
48
58
67
77
87
97
107
117
127
137
147
157
167
177
186
196
206
216
226
235
245
255
265
275
285
295
305

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 83% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1871120
2871120
3861220
4861220
5861220
6841330
7841330
8841330
9831430
10821440
11821440
12821440
13821440
14811441
15801451
16811351
17811351
18811351
19811351
20811351
21811351
22821251
23821251
24821251
25821251
26821251
27821251
28821251
29831151
30831151

Wind in April

Winds average 15 km/h in April.

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

05101520151015202530
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over April. Sunrise moves from 6:14 AM to 5:40 AM, and sunset from 6:30 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:146:30
212.36:126:31
312.36:116:31
412.46:106:32
512.46:096:33
612.46:076:33
712.56:066:34
812.56:056:35
912.56:046:35
1012.66:026:36
1112.66:016:36
1212.66:006:37
1312.65:596:38
1412.75:586:38
1512.75:576:39
1612.75:556:40
1712.85:546:40
1812.85:536:41
1912.85:526:42
2012.95:516:42
2112.95:506:43
2212.95:496:43
2312.95:486:44
2413.05:466:45
2513.05:456:45
2613.05:446:46
2713.15:436:47
2813.15:426:47
2913.15:416:48
3013.15:406:49

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.64 kWh/m².

For context, solar energy here swings from a low near 3.24 kWh/m² to a high of 7.82 kWh/m² in June across the year — April's 6.64 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.3Intense
36.3Intense
46.3Intense
56.4Intense
66.4Intense
76.4Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.6Intense
136.6Intense
146.6Intense
156.7Intense
166.7Intense
176.7Intense
186.7Intense
196.8Intense
206.8Intense
216.8Intense
226.8Intense
236.8Intense
246.9Intense
256.9Intense
266.9Intense
276.9Intense
286.9Intense
297.0Intense
307.0Intense
Planning a trip in April

Hazard calendar for Khorramshahr

In seasonPeak

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

Khorramshahr sees seasonal dust haze (March–July), heaviest in May.

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

Is April a good time to visit Khorramshahr?

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

4.0
Sightseeing
6th-best month of the year
7.2
Beach & pool
3rd-best month of the year

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

What to pack for Khorramshahr in April

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

In April, Khorramshahr sees daytime highs around 34°C and nights near 21°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Khorramshahr in April

The nearest coast averages about 22°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 66 km away) is warmest in August at about 32°C and coldest in February near 16°C.

It's comfortable for a long swim from Apr 1 to Dec 9 — about 8.3 months when the water holds above 20°C.

20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb16Cool
Mar18Cool
Apr22Refreshing
May26Warm
Jun29Tropical
Jul31Tropical
Aug32Tropical
Sep31Tropical
Oct28Tropical
Nov24Refreshing
Dec19Cool

UV index in Khorramshahr in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Khorramshahr peaks around June 22 at about 10 (extreme) — 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 — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 22UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr6High
May7High
Jun11Extreme
Jul10Extreme
Aug9Very high
Sep7High
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Khorramshahr in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Khorramshahr is worst in April — around 70 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyApr 1170 µg/m³Jun 2254 µg/m³
PM2.5 (µg/m³)Level
Jan68Unhealthy
Feb64Unhealthy
Mar70Unhealthy
Apr70Unhealthy
May67Unhealthy
Jun54Poor
Jul55Poor
Aug59Unhealthy
Sep62Unhealthy
Oct66Unhealthy
Nov62Unhealthy
Dec66Unhealthy
Location & terrain

Where is Khorramshahr?

Khorramshahr sits at 30.4°N, 48.2°E, 4 m above sea level, in Iran. The nearest listed city is Abadan, 16 km away.

Topography around Khorramshahr

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

Within 3 km, the terrain around Khorramshahr has only modest variations in elevation — a maximum elevation change of 8 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 14 m; within 80 km, only modest variations in elevation — a maximum elevation change of 135 m.

The land around Khorramshahr is covered by artificial surfaces (49%) and bare terrain (30%) within 3 km, bare terrain (67%) within 16 km, and bare terrain (67%) within 80 km.

3 km
8 m
16 km
14 m
80 km
135 m
treesshrubscroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Abadan 16 km · Abū al-Kahṣīb 29 km · Al Başrah al Qadīmah 36 km · Basrah 39 km · Al Hārithah 44 km · Az Zubayr 47 km · Shādegān 52 km · Umm Qaşr 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 Khorramshahr (30.4408°, 48.1843°, elevation 4 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).