Climate and monthly weather forecastAhvaz, Iran

The climate of Ahvaz

Ahvaz, in Western Iran, is classified under the Köppen climate classification as a BSh, or subtropical steppe climate region. This classification indicates that temperatures can reach rather high levels while the annual precipitation remains relatively low. This also makes corresponding relative humidity levels in Ahvaz among the lowest compared to other world regions.

Throughout the year, this city's climate demonstrates significant fluctuations in temperature levels, daylight hours, and rainfall amounts. The mercury soars from a comfortable 19.3°C (66.7°F) in January to the maximum level of 48°C (118.4°F) in July. A stark contrast in the temperature spectrum, nighttime lows can drop to a brisk 11.1°C (52°F) in January, yet rise to a stifling 35°C (95°F) during July nights.

Relative humidity in Ahvaz presents a yearly pattern of dipping from 43% in January to a mere 9% in June. The amount of rainfall follows a similar trend, decreasing from a relatively high number of 26mm (1.02") in January to no recorded rainfall from June to September. Nevertheless, even when present, rain is sparse, with Ahvaz experiencing rainy days only between 5.9 and 7.3 days per month from January to March, and then a mere 0.1 day in September.

The best time to visit Ahvaz

The most appealing time to visit Ahvaz, considering comfortable temperatures and relatively low rainfall, is between the months of November and April. During this period, daytime temperatures range from 20.8°C (69.4°F) to 33.5°C (92.3°F), while the nighttime lows fluctuate from 12.9°C (55.2°F) to 22.5°C (72.5°F). Rainy days are more numerous during these months. However, the highest amount of daylight received during this time offers more suitable conditions for outdoor activities.

The worst time to visit Ahvaz

June to September in Ahvaz is characterized by remarkably high temperatures and almost non-existent rainfall. The maximum temperature reaches a blistering 48°C (118.4°F) in July, while nighttime low temperatures rarely drop below 33.2°C (91.8°F). Further, during these months, the city experiences no recorded rainfall, making it exceptionally dry.

Spring weather in Ahvaz

Spring in Ahvaz, from March to May, is marked by rapidly increasing temperatures. The daytime mercury flags readings from 27.4°C (81.3°F) in March to a torrid 40.4°C (104.7°F) in May. However, nighttime temperatures still fall to a comfortable range, between 16.6°C (61.9°F) to 29.8°C (85.6°F). Relative humidity decreases significantly during this period, from 30% to 15%. Although the city experiences rainfall during the spring months, it's at a declining rate compared to the start of the year.

Summer weather in Ahvaz

Summer in Ahvaz, extending from June to August, is extremely hot and arid. The daytime temperatures skyrocket from 46°C (114.8°F) in June to 48°C (118.4°F) in July, and retract slightly to 47.5°C (117.5°F) in August. At night, the temperature remains considerably high, hovering from 33.2°C (91.8°F) to 35°C (95°F). The atmosphere in Ahvaz is markedly dry, with relative humidity levels fluctuating between 9% and 11%.

Autumn weather in Ahvaz

Autumn in Ahvaz, generally from September to November, sees a gradual decline in temperatures from 43.5°C (110.3°F) to 26.1°C (79°F) during daytime, whereas nighttime lows dip from 30.5°C (86.9°F) to18°C (64.4°F). Relative humidity levels rise from 12% in September to 35% in November. Though the city receives less rainfall in September and October, November sees an increase with 50mm (1.97"), compared to the previous record of 0mm (0").

Winter weather in Ahvaz

In Ahvaz, winter extends from December to February, with temperatures ranging from 19.3°C (66.7°F) to 22°C (71.6°F) during daytime, and between 11.1°C (52°F) to 12.9°C (55.2°F) during nighttime. The relative humidity shows an increase to 42% in December and 43% in January. Ahvaz experiences maximum rainfall during this season, with 29mm (1.14") in December and 26mm (1.02") in January. The highest average hourly wind gust can reach 17.9km/h (11.1mph) in December.

Weather in January

With the advent of the new year, Ahvaz, Iran, experiences agreeable climatic conditions. The city witnesses the coldest days of the year during January, introducing the need for warmer clothing compared to the preceding month. Moreover, this month is noteworthy for misty mornings, offering an enchanting cityscape at dawn. Weather in January »

Weather in February

February signals the departure of the harshest winter months in Ahvaz. It is the month that brings a gradual rise in temperature, setting a rimy climate visible in the frost-laden grass. As spring approaches, the discernible transition from the dense fog of January to clearer mornings becomes visible. Weather in February »

Weather in March

Come March and Ahvaz starts witnessing a significant rise in day temperatures indicating the onset of spring. Evenings in March remain cold, keeping the aura cozy yet comfortable. The frequency of rainfall decreases, allowing citizens and visitors to participate in outdoor activities. Weather in March »

Weather in April

The changing characteristics of April weather in Ahvaz are most prominent in the clear blue skies and warm days. This month signifies the rapid transition into the harsh summer season of Ahvaz. Clouds start to dwindle as the heat commences to dry up the atmosphere. Weather in April »

Weather in May

The weather in May unveils the true essence of Ahvaz summers with blistering afternoon heat. Mornings in May are generally bright, hot, and clear, transforming into sultry afternoons and evenings. As rain becomes a rare occurrence, the city basks in uninterrupted sunlight. Weather in May »

Weather in June

June brings about long sunny days in Ahvaz with sun-soaked mornings and sweltering afternoons, marking the zenith of the summer season. The negligible rainfall implies clear and cloudless skies. The sudden increase in temperature compared to May is noticeable, making it essential to take proper heat stroke precautions. Weather in June »

Weather in July

July in Ahvaz continues to simmer under the heat of the relentless sun. However, there is a small decrease in temperature compared to June. Evenings in July are fairly warm due to the retained day heat. Despite the scorching afternoons, the city surprisingly enjoys maximum daylight hours. Weather in July »

Weather in August

Although August carries forward the heat from July, Ahvaz begins to experience a slight dip in temperatures. The cityscape displays quiet afternoons and evenings elongating the flurry of daytime activities. The fairly parched atmosphere continues with occasional sandstorms due to the city's geographical location. Weather in August »

Weather in September

September in Ahvaz witnesses a notable shift in weather as the scorching summer begins to fade away. The heat spell finally breaks, bestowing the city with milder day temperatures. With the decline in temperature, the city starts gearing towards the cooler months, still maintaining a hot desert climate. Weather in September »

Weather in October

Ahvaz in October is a contrast to the summer months with a notable shift in temperature. The weather becomes more pleasant, allowing for outdoor activities without the burden of extreme heat. The prolonged hours of sunshine make for clear, sparkling, and warm days. Weather in October »

Weather in November

November weather in Ahvaz is a precursor of the approaching winter. The city embraces cooler days and cold nights, while the increased incidence of rainfall further drives down the temperature. Outdoor activities become more enjoyable due to the comfortable weather. Weather in November »

Weather in December

Ahvaz in December transforms into a serene and comfortable city as winter sets in earnest. The typically dry desert city gets a refreshing, wet makeover, offering locals respite from the characteristic heat. The sharp fall in temperature in the night heralds the city's shift into winter. Weather in December »