The climate of Jaén can be defined as Mediterranean, even though the summer is particularly hot.
The city is located in southern Spain, in the interior of Andalusia, at 570 meters (1,870 feet) above sea level. To the south are the mountains of the Subbaetic System, while to the north is the betic depression. To the south-east is the Parque natural de Sierra Mágina.
of the coldest month (January) is of 9 °C (48 °F), that of the warmest months (July and August) is of 27.5 °C (81.5 °F).
, from December to February, is mild, with sunny periods alternating with rainy periods.
, however, when cold air masses affect the south of Spain, there can be cold periods, with light frosts at night. In these cases, it can even snow from time to time.
The cold record is -8 °C (17.5 °F) and was recorded in February 1956 and in January 2005 (albeit in two different weather stations). However, the temperature drops below -5 °C (23 °F) very rarely (about once every ten years).
, from June to mid-September, is hot and sunny, with very rare rains.
Highs are usually about 33/34 °C (93/95 °F) in July and August, however, there are periods of scorching heat. On the hottest days of the year, the temperature normally reaches 40/41 °C (104/106 °F).
The highest recorded temperature is 44.5 °C (112 °F), recorded in July 2017. In 2016, the temperature reached 41 °C (106 °F) in early September, while in 2006, it reached 38 °C (100.5 °F) in mid-May.
to visit Jaén are the months of April and May and from mid-September to mid-October, to avoid the summer heat, although in these periods it can sometimes rain. Those who can stand the heat can also choose the summer, but they have to be prepared to stroll around the city with scorching heat.
. Here are the average temperatures.
January, the coldest month of the year, is generally a mild month. The average temperature is of
8.8 °C, with a minimum of
5.3 °C and a maximum of
12.2 °C.

On the coldest nights of the month, the temperature usually drops to around
0 °C. However, it dropped to
-7.8 °C in January 2005.

On the warmest days of the month, the temperature usually reaches around
18 °C. However, it reached
20 °C in January 1999.

Precipitation amounts to
55 mm, distributed over 6 days.
The day lasts on average 9 hours and 55 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 49% of the time.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is of
13 kph.
February is generally a mild month. The average temperature is of
10 °C, with a minimum of
6.3 °C and a maximum of
13.8 °C.

On the coldest nights of the month, the temperature usually drops to around
1.5 °C. However, it dropped to
-3.6 °C in February 2012.

On the warmest days of the month, the temperature usually reaches around
20 °C. However, it reached
26.4 °C in February 2010.

Precipitation amounts to
50 mm, distributed over 6 days.
The day lasts on average 10 hours and 50 minutes.

There are on average 6 hours of sunshine per day. So, the sun shines 56% of the time.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is of
15 kph.
March is generally a mild month. The average temperature is of
12.9 °C, with a minimum of
8.6 °C and a maximum of
17.2 °C.

On the coldest nights of the month, the temperature usually drops to around
2.5 °C. However, it dropped to
-2.6 °C in March 1993.

On the warmest days of the month, the temperature usually reaches around
25 °C. However, it reached
29.8 °C in March 2001.

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

There are on average 7 hours of sunshine per day. So, the sun shines 59% of the time.
The average humidity is 66%.
The average wind speed is of
15 kph.
April is generally a very mild month. The average temperature is of
14.9 °C, with a minimum of
10.3 °C and a maximum of
19.5 °C.

On the coldest nights of the month, the temperature usually drops to around
5 °C. However, it dropped to
0.9 °C in April 2013.

On the warmest days of the month, the temperature usually reaches around
27.5 °C. However, it reached
31.2 °C in April 2010.

Precipitation amounts to
55 mm, distributed over 7 days.
The day lasts on average 13 hours and 10 minutes.

There are on average 8 hours of sunshine per day. So, the sun shines 61% of the time.
The average humidity is 64%.
The average wind speed is of
14 kph.
May is generally a warm month. The average temperature is of
19 °C, with a minimum of
13.8 °C and a maximum of
24.3 °C.

On the coldest nights of the month, the temperature usually drops to around
8 °C. However, it dropped to
4.1 °C in May 2013.

On the warmest days of the month, the temperature usually reaches around
32 °C. However, it reached
38.4 °C in May 2006.

Precipitation amounts to
45 mm, distributed over 6 days.
The day lasts on average 14 hours and 10 minutes. So the days are long.

There are on average 9.5 hours of sunshine per day. So, the sun shines 67% of the time.
The average humidity is 58%.
The average wind speed is of
14 kph.
June is generally a warm to hot month. The average temperature is of
24 °C, with a minimum of
18.2 °C and a maximum of
29.9 °C.

On the coldest nights of the month, the temperature usually drops to around
12.5 °C. However, it dropped to
9.6 °C in June 2000.

On the warmest days of the month, the temperature usually reaches around
37 °C. However, it reached
42.5 °C in June 2012.

Precipitation amounts to
20 mm, distributed over 2 days.
The day lasts on average 14 hours and 40 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 78% of the time.
The average humidity is 53%.
The average wind speed is of
14 kph.
July, the hottest month of the year, is generally a very hot month. The average temperature is of
27.6 °C, with a minimum of
21.3 °C and a maximum of
33.9 °C.

On the coldest nights of the month, the temperature usually drops to around
16 °C. However, it dropped to
13.2 °C in July 2001.

On the warmest days of the month, the temperature usually reaches around
39 °C. However, it reached
44.4 °C in July 2017.

Precipitation amounts to only
0 mm, so on average it never rains in the whole month.
The day lasts on average 14 hours and 30 minutes. So the days are long.

There are on average 12 hours of sunshine per day. So, the sun shines 83% of the time.
The average humidity is 44%.
The average wind speed is of
13 kph.
August is generally a warm to hot month. The average temperature is of
27.4 °C, with a minimum of
21.3 °C and a maximum of
33.4 °C.

On the coldest nights of the month, the temperature usually drops to around
16 °C. However, it dropped to
13 °C in August 1992.

On the warmest days of the month, the temperature usually reaches around
39 °C. However, it reached
42.8 °C in August 2012.

Precipitation amounts to
10 mm, and all occurs in one day.
The day lasts on average 13 hours and 30 minutes.

There are on average 11 hours of sunshine per day. So, the sun shines 82% of the time.
The average humidity is 46%.
The average wind speed is of
13 kph.
September is generally a warm to hot month. The average temperature is of
22.6 °C, with a minimum of
17.6 °C and a maximum of
27.7 °C.

On the coldest nights of the month, the temperature usually drops to around
12.5 °C. However, it dropped to
9.4 °C in September 1994.

On the warmest days of the month, the temperature usually reaches around
34 °C. However, it reached
41.2 °C in September 2016.

Precipitation amounts to
25 mm, distributed over 3 days.
The day lasts on average 12 hours and 25 minutes.

There are on average 8.5 hours of sunshine per day. So, the sun shines 70% of the time.
The average humidity is 55%.
The average wind speed is of
13 kph.
October is generally a very mild month. The average temperature is of
18 °C, with a minimum of
13.9 °C and a maximum of
22.1 °C.

On the coldest nights of the month, the temperature usually drops to around
8.5 °C. However, it dropped to
4.4 °C in October 2012.

On the warmest days of the month, the temperature usually reaches around
28.5 °C. However, it reached
31.2 °C in October 2004.

Precipitation amounts to
55 mm, distributed over 6 days.
The day lasts on average 11 hours and 10 minutes.

There are on average 7 hours of sunshine per day. So, the sun shines 62% of the time.
The average humidity is 67%.
The average wind speed is of
13 kph.
November is generally a mild month. The average temperature is of
12.4 °C, with a minimum of
8.9 °C and a maximum of
15.8 °C.

On the coldest nights of the month, the temperature usually drops to around
3.5 °C. However, it dropped to
-0.7 °C in November 2013.

On the warmest days of the month, the temperature usually reaches around
22 °C. However, it reached
26 °C in November 2009.

Precipitation amounts to
60 mm, distributed over 7 days.
The day lasts on average 10 hours and 5 minutes.

There are on average 5 hours of sunshine per day. So, the sun shines 51% of the time.
The average humidity is 75%. Hence, the air is normally humid.
The average wind speed is of
13 kph.
December is generally a mild month. The average temperature is of
9.8 °C, with a minimum of
6.4 °C and a maximum of
13.1 °C.

On the coldest nights of the month, the temperature usually drops to around
0.5 °C. However, it dropped to
-4 °C in December 2009.

On the warmest days of the month, the temperature usually reaches around
18.5 °C. However, it reached
22.6 °C in December 2010.

Precipitation amounts to
75 mm, distributed over 8 days.
The day lasts on average 9 hours and 35 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.

There are on average 4.5 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 78%. Hence, the air is normally humid.
The average wind speed is of
14 kph.