, with fairly mild winters and very hot, sunny summers. Precipitation, scarce, occurs mostly from November to April.
Shiraz is a city of 1,500,000 inhabitants located in the south of Iran, in the province of Fars (the original homeland of the Persian people), of which it is the capital, at 1,500 meters (4,900 feet) above sea level and at 29 degrees north latitude.
. The closest mountain to Shiraz is Mount Derak, which is 2,900 meters (9,514 ft) high.
, which is located at 1,600 meters (5,250 ft) above sea level and has a similar climate. Further northeast, at 1,850 meters (6,050 ft), is
, from December to February, is quite mild, despite the altitude, because the latitude is low and the mountains somewhat hinder the descent of cold air from the north. However, at night the temperature drops considerably, and goes often below freezing.
There can be mild periods, with highs of 18 °C (64.5 °F) or more, but also cold periods, during which snowfall can occur. During cold spells, the temperature can drop to -7/-8 °C (18/19 °F) or below. The coldest record is -14 °C (7 °F), set in January 1973.
, from June to August, is very hot, although air humidity is low. On the hottest days, the temperature can exceed 40 °C (104 °F). In July 2024 it reached 43.5 °C (110.3 °F), and the average high was 41 °C (106 °F).
. Here are the average temperatures.
January, the coldest month of the year, is generally a quite cold month. However, there are remarkable differences between night and day. The average temperature is of
6.4 °C, with a minimum of
-0.2 °C and a maximum of
12.9 °C.

On the coldest nights of the month, the temperature usually drops to around
-4.5 °C. However, it dropped to
-9 °C in January 1996.

On the warmest days of the month, the temperature usually reaches around
18.5 °C. However, it reached
23.4 °C in January 2017.

Precipitation amounts to
79 mm, distributed over 6 days.
The day lasts on average 10 hours and 30 minutes.

There are on average 7 hours of sunshine per day. So, the sun shines 67% of the time.
The average humidity is 57%.
The average wind speed is of
5.1 kph.
February is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
8.8 °C, with a minimum of
1.9 °C and a maximum of
15.6 °C.

On the coldest nights of the month, the temperature usually drops to around
-3 °C. However, it dropped to
-7.2 °C in February 2008.

On the warmest days of the month, the temperature usually reaches around
21.5 °C. However, it reached
25.8 °C in February 1996.

Precipitation amounts to
53.6 mm, distributed over 5 days.
The day lasts on average 11 hours and 5 minutes.

There are on average 7.5 hours of sunshine per day. So, the sun shines 69% of the time.
The average humidity is 49%.
The average wind speed is of
6.7 kph.
March is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
12.2 °C, with a minimum of
4.9 °C and a maximum of
19.6 °C.

On the coldest nights of the month, the temperature usually drops to around
0 °C. However, it dropped to
-3.6 °C in March 2012.

On the warmest days of the month, the temperature usually reaches around
25 °C. However, it reached
30.8 °C in March 2018.

Precipitation amounts to
52 mm, distributed over 5 days.
The day lasts on average 12 hours and 0 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 67% of the time.
The average humidity is 43%.
The average wind speed is of
8.2 kph.
April is generally a very mild month. However, there are remarkable differences between night and day. The average temperature is of
17.2 °C, with a minimum of
9.3 °C and a maximum of
25 °C.

On the coldest nights of the month, the temperature usually drops to around
4.5 °C. However, it dropped to
0 °C in April 1997.

On the warmest days of the month, the temperature usually reaches around
30 °C. However, it reached
34.4 °C in April 2003.

Precipitation amounts to
26 mm, distributed over 3 days.
The day lasts on average 12 hours and 55 minutes.

There are on average 8.5 hours of sunshine per day. So, the sun shines 67% of the time.
The average humidity is 39%.
The average wind speed is of
8.3 kph.
May is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of
22.6 °C, with a minimum of
14 °C and a maximum of
31.3 °C.

On the coldest nights of the month, the temperature usually drops to around
10 °C. However, it dropped to
6.6 °C in May 1992.

On the warmest days of the month, the temperature usually reaches around
36 °C. However, it reached
38.8 °C in May 2017.

Precipitation amounts to only
5.8 mm, and all occurs in one day.
The day lasts on average 13 hours and 35 minutes.

There are on average 10.5 hours of sunshine per day. So, the sun shines 78% of the time.
The average humidity is 25%. Hence, the air is normally dry.
The average wind speed is of
8.8 kph.
June is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of
27.2 °C, with a minimum of
17.8 °C and a maximum of
36.7 °C.

On the coldest nights of the month, the temperature usually drops to around
15 °C. However, it dropped to
11 °C in June 2011.

On the warmest days of the month, the temperature usually reaches around
39.5 °C. However, it reached
41 °C in June 2005.

Precipitation amounts to only
0.2 mm, distributed over 0 days.
The day lasts on average 14 hours and 0 minutes. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.

There are on average 12 hours of sunshine per day. So, the sun shines 84% of the time.
The average humidity is 18%. Hence, the air is normally dry.
The average wind speed is of
8.2 kph.
July, the hottest month of the year, is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of
29.6 °C, with a minimum of
20.6 °C and a maximum of
38.7 °C.

On the coldest nights of the month, the temperature usually drops to around
18.5 °C. However, it dropped to
16 °C in July 1992.

On the warmest days of the month, the temperature usually reaches around
41 °C. However, it reached
43 °C in July 2010.

Precipitation amounts to only
0.4 mm, distributed over 0 days.
The day lasts on average 13 hours and 50 minutes.

There are on average 11 hours of sunshine per day. So, the sun shines 79% of the time.
The average humidity is 20%. Hence, the air is normally dry.
The average wind speed is of
7.8 kph.
August is generally a very hot month. However, there are remarkable differences between night and day. The average temperature is of
28.6 °C, with a minimum of
19.4 °C and a maximum of
37.7 °C.

On the coldest nights of the month, the temperature usually drops to around
17 °C. However, it dropped to
12.6 °C in August 2010.

On the warmest days of the month, the temperature usually reaches around
40 °C. However, it reached
42.4 °C in August 2019.

Precipitation amounts to only
1.4 mm, distributed over 0 days.
The day lasts on average 13 hours and 10 minutes.

There are on average 11 hours of sunshine per day. So, the sun shines 83% of the time.
The average humidity is 21%. Hence, the air is normally dry.
The average wind speed is of
6.9 kph.
September is generally a warm to hot month. However, there are remarkable differences between night and day. The average temperature is of
24.7 °C, with a minimum of
15.1 °C and a maximum of
34.2 °C.

On the coldest nights of the month, the temperature usually drops to around
12 °C. However, it dropped to
7.8 °C in September 1992.

On the warmest days of the month, the temperature usually reaches around
37 °C. However, it reached
39.2 °C in September 2019.

Precipitation amounts to only
0 mm, so on average it never rains in the whole month.
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 22%. Hence, the air is normally dry.
The average wind speed is of
6.1 kph.
October is generally a warm month. However, there are remarkable differences between night and day. The average temperature is of
19.2 °C, with a minimum of
10 °C and a maximum of
28.4 °C.

On the coldest nights of the month, the temperature usually drops to around
6.5 °C. However, it dropped to
3 °C in October 2011.

On the warmest days of the month, the temperature usually reaches around
32 °C. However, it reached
34.8 °C in October 2019.

Precipitation amounts to only
4 mm, and all occurs in one day.
The day lasts on average 11 hours and 25 minutes.

There are on average 9.5 hours of sunshine per day. So, the sun shines 83% of the time.
The average humidity is 29%. Hence, the air is normally dry.
The average wind speed is of
5.4 kph.
November is generally a mild month. However, there are remarkable differences between night and day. The average temperature is of
12.4 °C, with a minimum of
4.6 °C and a maximum of
20.3 °C.

On the coldest nights of the month, the temperature usually drops to around
0 °C. However, it dropped to
-3 °C in November 2007.

On the warmest days of the month, the temperature usually reaches around
25.5 °C. However, it reached
29 °C in November 2009.

Precipitation amounts to
37.8 mm, distributed over 3 days.
The day lasts on average 10 hours and 40 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 73% of the time.
The average humidity is 46%.
The average wind speed is of
4.6 kph.
December is generally a quite mild month. However, there are remarkable differences between night and day. The average temperature is of
8.2 °C, with a minimum of
1.1 °C and a maximum of
15.3 °C.

On the coldest nights of the month, the temperature usually drops to around
-3.5 °C. However, it dropped to
-7.4 °C in December 2008.

On the warmest days of the month, the temperature usually reaches around
20 °C. However, it reached
25 °C in December 2010.

Precipitation amounts to
64.1 mm, distributed over 5 days.
The day lasts on average 10 hours and 20 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.

There are on average 7.5 hours of sunshine per day. So, the sun shines 71% of the time.
The average humidity is 56%.
The average wind speed is of
4 kph.