Last updated: January 18, 2025
The climate of Khuzestan, Iran is characterized by its Koppen-Geiger classification of BSh (hot semi-arid) and BWh (hot desert), highlighting a substantial range of temperatures. Winters can be quite chilly, with minimum temperatures dipping to -11°C (12°F) in February. As the seasons transition, average temperatures rise to a balmy 26°C (80°F), culminating in the scorching summer months where maximum temperatures soar to an extreme 52°C (126°F) in July. This remarkable temperature variability underscores the region's climatic challenges and distinctive environmental conditions.
Khuzestan, Iran exhibits a distinct seasonal temperature pattern characterized by sharp contrasts between winter and summer. January and February mark the coldest months, with minimum temperatures dropping to -11°C (12°F) and average highs around 15°C (59°F). As spring approaches in March, temperatures begin to rise significantly, peaking with maximums reaching 41°C (106°F). The transition into April brings warmer conditions, culminating in a remarkable increase through May, where the average temperature climbs to 32°C (90°F) and maximums touch 49°C (120°F). The persistent heat peaks during June and July, with maximum temperatures consistently hitting 52°C (126°F). As summer wanes in August and September, the excessive heat remains, but gradually transitions to more moderate conditions in the fall, where October and November experience milder temperatures, averaging between 20°C (68°F) and 28°C (83°F). By December, colder air returns, once again bringing minimums as low as -9°C (17°F), illustrating the region's striking climatic variability throughout the year.
Shushtar experiences a wide temperature range, with a minimum of -1°C (30°F) in February and soaring to a maximum of 52°C (126°F) in July; detailed information can be found monthly temperatures in Shushtar. Similarly, Abadan has a minimum of 1°C (34°F) in February and also reaches up to 52°C (126°F) in July, as noted in monthly temperatures in Abadan. Khorramshahr parallels this with a minimum of 1°C (33°F) in February and maximum temperatures hitting 52°C (126°F) in July, which is elaborated in monthly temperatures in Khorramshahr.
Khuzestan, Iran experiences a distinct seasonal pattern in precipitation, with the heaviest rainfall occurring in the winter and early spring months. January starts the year with 45 mm (1.8 in) of rain over approximately 4 days, followed by an increase in February and March, where precipitation reaches 59 mm (2.3 in) and 64 mm (2.5 in), respectively. April sees a decline to 29 mm (1.1 in), while May marks a significant drop to just 9 mm (0.4 in), indicating the onset of a dry period that extends through the summer months.
From June to September, Khuzestan experiences minimal to no rainfall, with only 1 mm (0.0 in) recorded in July, August, and September, reflecting the extreme dryness typical of the region during these months. The pattern shifts again in October, with a slight uptick to 11 mm (0.4 in), but it is in November that rainfall peaks dramatically at 122 mm (4.8 in) over 5 days, followed by 78 mm (3.1 in) in December. This variability underscores the stark contrast between the wet and dry seasons that define Khuzestan's climate, influencing both its agriculture and water resources.
In Khuzestan, Iran, the sunshine duration demonstrates a clear seasonal trend, marked by a gradual increase from winter to summer. Beginning with 228 hours of sunshine in January, the region experiences a steady rise as days lengthen and temperatures warm, reaching 274 hours in February. The transition into spring sees a more pronounced surge, culminating in March and April, which record 329 hours and 335 hours respectively. This upward trajectory continues into May, where sunshine hours peak at 375 hours, heralding the approaching summer.
As summer fully arrives, June sees an impressive increase in sunshine hours to 384, followed closely by July at 387 hours, making it the month with the highest average sunshine. August slightly dips to 369 hours, but remains well above the winter averages. As the year progresses into autumn, sunshine duration begins to decline, with September at 338 hours and October at 317 hours, before leveling off in November and December, both experiencing 276 hours. This pattern highlights the significant amount of sunlight Khuzestan enjoys during the warmer months, while also showcasing how less sunlight in winter months can impact daily life and agriculture in the region.
In Khuzestan, Iran, the UV Index exhibits notable seasonal variability, particularly peaking during the spring and summer months. Starting at a UV Index of 6 in January and February, which falls into the "high" exposure category with a burn time of 25 minutes, the region gradually experiences an increase in UV radiation as the sun's intensity intensifies. The onset of spring brings a significant spike, with the UV Index reaching 10 in March and rising to an alarming 11 in April, categorized as "extreme," where the burn time drops to just 10 minutes. May follows with a peak UV Index of 13, underscoring the increasing hazards of sun exposure during this period.
As summer approaches, Khuzestan continues to endure extreme UV exposure, maintaining a UV Index of 13 in June and 12 in both July and August. This intense UV radiation persists through the hot months, necessitating vigilant sun safety precautions. The UV Index begins to decline in September, with a reading of 10, tapering off further to 8 in October as autumn sets in, while November returns to a 6, and December sees a moderate UV Index of 4. This pattern highlights the critical importance of sun protection during the peak summer months when burn times drop significantly, often requiring individuals to limit their outdoor activities to avoid potential skin damage.
UV Risk Categories
The daylight duration in Khuzestan, Iran, reveals a clear seasonal pattern characterized by lengthening days from winter to summer. In January, the region experiences about 10 hours of daylight, which gradually increases in February to 11 hours. As spring approaches, daylight remains stable at 11 hours in March, before expanding to 12 hours in April. This upward trend continues through May, with the longest daylight period occurring in June at 14 hours, providing residents with extended opportunities for outdoor activities and agricultural pursuits.
As summer transitions into autumn, daylight hours begin to recede, reflecting a gradual shortening. In July and August, daylight remains relatively stable at 13 hours, but starts to decline in September to 12 hours. The downward trend persists through October, diminishing to 11 hours, and finally returning to 10 hours in November and December. This cyclical pattern of daylight duration not only influences daily life in Khuzestan but also plays a vital role in the region's agricultural practices, where longer days are essential for crop growth during the warmer months.
Abadan, Iran experiences a desert climate characterized by extreme temperatures and limited precipitation. Winter months, like January and February, see milder averages around 14-17°C (58-63°F), while summer peaks in June and July reach scorching highs of up to 52°C (126°F). Rainfall is scarce, with the driest months being June to September, while November stands out with significant precipitation at 90 mm (3.5 in). The city enjoys abundant sunshine, averaging over 300 hours per month during summer. For more details, visit Abadan climate.
Khorramshahr, Iran, experiences a hot desert climate characterized byextreme temperatures, particularly from May through August, where maximums often exceed 50°C (122°F). The average temperature peaks at 40°C (104°F) in July, while winters are mild, ranging from 2°C (35°F) to 27°C (81°F) in January. Precipitation is minimal, with the majority falling in November (96 mm or 3.8 in), and summers are remarkably dry. Sunshine is abundant year-round, with the highest hours recorded in July at 385. For more details, visit Khorramshahr climate.
Shushtar, Iran experiences a hot desert climate characterized by extreme temperatures and variable rainfall throughout the year. From January to March, temperatures gradually increase, peaking in the summer months of June, July, and August, where average highs soar to around 40°C (104°F). Rainfall is minimal during the summer, particularly in June and August, while November sees the highest precipitation at 137 mm (5.4 in). Sunshine is abundant, with June to August receiving over 380 hours of sunlight, making it one of the sunniest periods. For more detailed information, visit Shushtar climate.
In conclusion, Khuzestan, Iran, displays a diverse climate characterized by significant temperature fluctuations, pronounced seasonal rainfall patterns, and varying sunshine and UV exposure levels throughout the year. The warm semi-arid and desert climate results in sweltering summers that can reach extreme temperatures, while winter months offer a reprieve with cooler conditions and increased precipitation. The region experiences a remarkable amount of sunshine, particularly during the summer, contributing to high UV indices that necessitate proper sun safety precautions. Additionally, the changing daylight duration throughout the year further impacts local agriculture and daily routines. Understanding these climatic elements is crucial for effectively managing resources and adapting to the environmental challenges posed by Khuzestan’s unique climate.