Climate averages 1991–2020
Khorramshahr weather
in April.
A hot, very dry month: the 7th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a hot month in Khorramshahr: daytime highs average 33.4°C and nights cool to about 19.7°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 10 mm of rain on roughly 2 days, which makes April a very dry month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 54 min on an average April day.
The nearest other city in this atlas is Abadan (16 km away). In April its highs average 33.1°C, about as warm as Khorramshahr, with 8.6 mm of rain.
Among the 128 cities listed in Iran, Khorramshahr ranks 4th of 128 for the warmest April highs and joint 12th of 128 for the driest April (rainfall, lowest first). The mean April high of those 128 cities is 21.8°C; Khorramshahr is 11.6°C warmer than that mean.
From April to May, average highs rise by 7.1°C to 40.5°C, and monthly rainfall falls from 10 mm to 3.9 mm.
The annual picture
April in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Khorramshahr climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 18.1°C8.2°C | 8.2°C | 38 | 5.3 | 10.410 h |
| February | 21.1°C9.6°C | 9.6°C | 21 | 3.5 | 11.111 h |
| March | 26.5°C13.8°C | 13.8°C | 25 | 3.5 | 12.012 h |
| April, selected | 33.4°C19.7°C | 19.7°C | 10 | 1.9 | 12.913 h |
| May | 40.5°C25.8°C | 25.8°C | 3.9 | 0.7 | 13.714 h |
| June | 45.2°C30.2°C | 30.2°C | 0.3 | 0.1 | 14.114 h |
| July | 46.6°C32.2°C | 32.2°C | 0.2 | 0.1 | 13.914 h |
| August | 46.6°C31.6°C | 31.6°C | 0.2 | 0.1 | 13.213 h |
| September | 42.8°C27.5°C | 27.5°C | 0.3 | 0.1 | 12.412 h |
| October | 36.2°C22.2°C | 22.2°C | 5.7 | 0.7 | 11.511 h |
| November | 26.0°C15.1°C | 15.1°C | 41 | 3.8 | 10.611 h |
| December | 19.8°C9.9°C | 9.9°C | 37 | 4.9 | 10.210 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
April in nearby cities
- Abadan in AprilIran · 16 kmHigh 33.1°C · Low 19.7°C · 8.6 mm rain
- Abū al-Kahṣīb in AprilIraq · 29 kmHigh 33.4°C · Low 19.5°C · 10 mm rain
- Basrah in AprilIraq · 39 kmHigh 33.5°C · Low 19.5°C · 10 mm rain
- Az Zubayr in AprilIraq · 47 kmHigh 33.4°C · Low 19.3°C · 10 mm rain
- Umm Qaşr in AprilIraq · 52 kmHigh 33.0°C · Low 19.4°C · 7.5 mm rain
- Al Fāw in AprilIraq · 59 kmHigh 28.3°C · Low 20.9°C · 6.5 mm rain
- Bandar-e Emam Khomeyni in AprilIran · 88 kmHigh 30.0°C · Low 20.8°C · 9.6 mm rain
- Al Qurnah in AprilIraq · 96 kmHigh 33.5°C · Low 19.5°C · 12 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Khorramshahr) is explained once on the Khorramshahr year overview and on the Sources, method and limits page.