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Average weather, temperature, rainfall, sunshine hours

The climate of Ahvaz is
subtropical desert (according to the Köppen classification, hot desert climate - BWh), with mild winters and extremely hot, sunny summers. Precipitation, scarce, occurs mostly from November to April.
Ahvaz is a city of 1,200,000 inhabitants located in the south-west of Iran, in the province of Khuzestan, at 31 degrees north latitude. About 140 km (85 mi) to the south is the coast of the Persian Gulf, while 90 km (55 mi) to the west is the border with Iraq.
The Karun River, which flows through the city, continues south and near Abadan, on the border with Iraq, flows into the Shatt al-Arab (or Arvand Rud), which then enters the Persian Gulf.
Winter, from December to February, is very mild, so much so that there are many days with highs above 20 °C (68 °F). However, there can be somewhat cold periods, during which the temperature can approach freezing at night and remain at around 10/12 °C (50/54 °F) during the day. In January 2012 and in February 2020 it dropped to -1.2 °C (29.8 °F), while in January 2008 there was a rainy day with a maximum of 6.6 °C (43.9 °F).
Sometimes, during periods of stable weather, fog can form.
Summer is extremely hot, so much so that the highs in July and August exceed 46 °C (115 °F). In fact, we are in one of the hottest areas in the world, which also includes southern Iraq and Kuwait. The records are also among the highest in the world. At the end of June 2017, the temperature reached 53.7 °C (128.7 °F).
However, the humidity is low, and the wind often blows, which can lift sand and dust.
According to the Köppen classification, hot desert climate, BWh.
Ahvaz - Climate data
In Ahvaz, the
average temperature of the coldest month (January) is of
13 °C, that of the warmest month (July) is of
38.4 °C. Here are the average temperatures.
Ahvaz - Average temperatures (1991-2020) |
Month | Min | Max | Mean |
---|
January | 8 | 18.1 | 13 |
---|
February | 9.7 | 21.2 | 15.4 |
---|
March | 13.6 | 26.2 | 19.9 |
---|
April | 19.1 | 32.9 | 26 |
---|
May | 24.7 | 40 | 32.4 |
---|
June | 28 | 45.1 | 36.6 |
---|
July | 30.1 | 46.7 | 38.4 |
---|
August | 29.5 | 46.6 | 38 |
---|
September | 25.3 | 42.9 | 34.1 |
---|
October | 20.3 | 36.3 | 28.3 |
---|
November | 13.9 | 26.5 | 20.2 |
---|
December | 9.5 | 19.9 | 14.7 |
---|
Year | 19.4 | 33.6 | 26.4 |
---|
Precipitation amounts to
220 millimeters per year: it is therefore scarce. It ranges from
0 millimeters in the driest months (July, August) to
50.7 millimeters in the wettest one (December). Here is the average precipitation.
Ahvaz - Average precipitationMonth | Days |
---|
January | 46 | 5 |
---|
February | 23 | 3 |
---|
March | 29 | 4 |
---|
April | 17 | 3 |
---|
May | 3 | 0 |
---|
June | 0 | 0 |
---|
July | 0 | 0 |
---|
August | 0 | 0 |
---|
September | 0 | 0 |
---|
October | 9 | 1 |
---|
November | 41 | 3 |
---|
December | 51 | 4 |
---|
Year | 220 | 24 |
---|
There are on average around 3160
sunshine hours per year. Here are the average hours of sunshine per day.
Ahvaz - Sunshine hoursMonth | Average | Total |
---|
January | 6 | 185 |
---|
February | 7 | 200 |
---|
March | 7.5 | 235 |
---|
April | 8 | 245 |
---|
May | 9.5 | 295 |
---|
June | 11.5 | 345 |
---|
July | 11 | 345 |
---|
August | 11 | 345 |
---|
September | 10.5 | 310 |
---|
October | 8.5 | 270 |
---|
November | 7 | 210 |
---|
December | 6 | 180 |
---|
Year | 8.7 | 3160 |
---|
Ahvaz - Weather by month
Based on the period 1991-2020
January, the coldest month of the year, is generally a mild month. The average temperature is of
13 °C, with a minimum of
8 °C and a maximum of
18.1 °C.

On the coldest nights of the month, the temperature usually drops to around
3 °C.

On the warmest days of the month, the temperature usually reaches around
23 °C.

Precipitation amounts to
45.9 mm, distributed over 5 days.
The day lasts on average 10 hours and 25 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 57% of the time.
The average humidity is 68%.
The average wind speed is of
7 kph.
February is generally a very mild month. The average temperature is of 15.4 °C, with a minimum of 9.7 °C and a maximum of 21.2 °C.
On the coldest nights of the month, the temperature usually drops to around 3.5 °C.
On the warmest days of the month, the temperature usually reaches around 27 °C.
Precipitation amounts to 23.1 mm, distributed over 3 days.
The day lasts on average 11 hours and 5 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 64% of the time.
The average humidity is 56%.
The average wind speed is of 8 kph.
March is generally a warm month. The average temperature is of 19.9 °C, with a minimum of 13.6 °C and a maximum of 26.2 °C.
On the coldest nights of the month, the temperature usually drops to around 8 °C.
On the warmest days of the month, the temperature usually reaches around 32 °C.
Precipitation amounts to 29.2 mm, distributed over 4 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 7.5 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 46%.
The average wind speed is of 8.6 kph.
April is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of 26 °C, with a minimum of 19.1 °C and a maximum of 32.9 °C.
On the coldest nights of the month, the temperature usually drops to around 13 °C.
On the warmest days of the month, the temperature usually reaches around 38.5 °C.
Precipitation amounts to 16.7 mm, distributed over 3 days.
The day lasts on average 13 hours and 0 minutes.
There are on average 8 hours of sunshine per day. So, the sun shines 63% of the time.
The average humidity is 37%.
The average wind speed is of 9.3 kph.
May is generally a scorchingly hot month. However, there are remarkable differences between night and day. The average temperature is of 32.4 °C, with a minimum of 24.7 °C and a maximum of 40 °C.
On the coldest nights of the month, the temperature usually drops to around 19.5 °C.
On the warmest days of the month, the temperature usually reaches around 45.5 °C.
Precipitation amounts to only 3 mm, distributed over 0 days.
The day lasts on average 13 hours and 50 minutes.
There are on average 9.5 hours of sunshine per day. So, the sun shines 69% of the time.
The average humidity is 25%. Hence, the air is normally dry.
The average wind speed is of 9.8 kph.
June is generally a scorchingly hot month. However, there are remarkable differences between night and day. The average temperature is of 36.6 °C, with a minimum of 28 °C and a maximum of 45.1 °C.
On the coldest nights of the month, the temperature usually drops to around 24 °C.
On the warmest days of the month, the temperature usually reaches around 48.5 °C.
Precipitation amounts to only 0.1 mm, distributed over 0 days.
The day lasts on average 14 hours and 10 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 11.5 hours of sunshine per day. So, the sun shines 81% of the time.
The average humidity is 19%. Hence, the air is normally dry.
The average wind speed is of 12.2 kph.
July, the hottest month of the year, is generally a scorchingly hot month. However, there are remarkable differences between night and day. The average temperature is of 38.4 °C, with a minimum of 30.1 °C and a maximum of 46.7 °C.
On the coldest nights of the month, the temperature usually drops to around 27 °C.
On the warmest days of the month, the temperature usually reaches around 50 °C.
Precipitation amounts to only 0 mm, so on average it never rains in the whole month.
The day lasts on average 13 hours and 55 minutes.
There are on average 11 hours of sunshine per day. So, the sun shines 80% of the time.
The average humidity is 21%. Hence, the air is normally dry.
The average wind speed is of 12 kph.
August is generally a scorchingly hot month. However, there are remarkable differences between night and day. The average temperature is of 38 °C, with a minimum of 29.5 °C and a maximum of 46.6 °C.
On the coldest nights of the month, the temperature usually drops to around 26 °C.
On the warmest days of the month, the temperature usually reaches around 49.5 °C.
Precipitation amounts to only 0 mm, so on average it never rains in the whole month.
The day lasts on average 13 hours and 10 minutes.
There are on average 11 hours of sunshine per day. So, the sun shines 84% of the time.
The average humidity is 24%. Hence, the air is normally dry.
The average wind speed is of 10.3 kph.
September is generally a scorchingly hot month. However, there are remarkable differences between night and day. The average temperature is of 34.1 °C, with a minimum of 25.3 °C and a maximum of 42.9 °C.
On the coldest nights of the month, the temperature usually drops to around 21 °C.
On the warmest days of the month, the temperature usually reaches around 46.5 °C.
Precipitation amounts to only 0.2 mm, distributed over 0 days.
The day lasts on average 12 hours and 20 minutes.
There are on average 10.5 hours of sunshine per day. So, the sun shines 84% of the time.
The average humidity is 26%. Hence, the air is normally dry.
The average wind speed is of 8.1 kph.
October is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of 28.3 °C, with a minimum of 20.3 °C and a maximum of 36.3 °C.
On the coldest nights of the month, the temperature usually drops to around 15 °C.
On the warmest days of the month, the temperature usually reaches around 41 °C.
Precipitation amounts to only 9.4 mm, and all occurs in one day.
The day lasts on average 11 hours and 25 minutes.
There are on average 8.5 hours of sunshine per day. So, the sun shines 76% of the time.
The average humidity is 36%.
The average wind speed is of 6.2 kph.
November is generally a warm month. The average temperature is of 20.2 °C, with a minimum of 13.9 °C and a maximum of 26.5 °C.
On the coldest nights of the month, the temperature usually drops to around 7.5 °C.
On the warmest days of the month, the temperature usually reaches around 33 °C.
Precipitation amounts to 40.6 mm, distributed over 3 days.
The day lasts on average 10 hours and 35 minutes.
There are on average 7 hours of sunshine per day. So, the sun shines 66% of the time.
The average humidity is 53%.
The average wind speed is of 6.6 kph.
December is generally a very mild month. The average temperature is of 14.7 °C, with a minimum of 9.5 °C and a maximum of 19.9 °C.
On the coldest nights of the month, the temperature usually drops to around 3.5 °C.
On the warmest days of the month, the temperature usually reaches around 25 °C.
Precipitation amounts to 50.7 mm, distributed over 4 days.
The day lasts on average 10 hours and 10 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 6 hours of sunshine per day. So, the sun shines 58% of the time.
The average humidity is 69%.
The average wind speed is of 6.5 kph.