Climate in Jönköping (Sweden)

The climate of Jönköping is Baltic, that is, moderately continental, with cold winters, during which the average temperature is a few degrees below freezing, and mild summers.
The city is located in southern Sweden, on the shores of Lake Vättern, at 100 meters (330 feet) of altitude, even though the airport is at 225 meters (740 feet).
Given the latitude (57°47'N), the white nights, in which the sun sets but it does not get completely dark even at midnight, occur from May 21 to July 22.
In winter, during polar cold spells, the temperature can drop to -25 °C (-13 °F) or below. The coldest record is -35.4 °C (-31.7 °F) and was set in February 1966.
In summer, the temperature can reach 28/30 °C (82/86 °F). The highest record is 34.2 °C (93.6 °F) and was set in August 2018.

Best Time

The best time to visit Jönköping is the summer, from June to August, since it is the mildest season. However, you must take into account some rainy days and a bit of cold at night.

Jönköping - Climate data

In Jönköping, the average temperature of the coldest month (January) is of -2.4 °C (27.7 °F), that of the warmest month (July) is of 15.6 °C (60.2 °F). Here are the average temperatures.
Precipitation amounts to 795 millimeters (31.3 inches) per year: so, it is at an intermediate level. It ranges from 40 mm (1.6 in) in the driest month (March) to 85 mm (3.3 in) in the wettest ones (June, July, August) Here is the average precipitation.

Jönköping - Weather by month

Based on the period 1991-2020

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January, the coldest month of the year, is generally a very cold month. The average temperature is of -2.4 °C (28 °F), with a minimum of -5.4 °C (22.3 °F) and a maximum of 0.6 °C (33 °F).
On the coldest nights of the month, the temperature usually drops to around -18 °C (0 °F). However, it dropped to -25.4 °C (-13.7 °F) in January 2003.
On the warmest days of the month, the temperature usually reaches around 6.5 °C (44 °F). However, it reached 9.3 °C (48.7 °F) in January 2005.
Precipitation amounts to 60 mm (2.4 in), distributed over 12 days.
The day lasts on average 7 hours and 25 minutes. So the days are short.
The average humidity is 90%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).

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February is generally a very cold month. The average temperature is of -2.2 °C (28 °F), with a minimum of -5.5 °C (22 °F) and a maximum of 1.1 °C (33.9 °F).
On the coldest nights of the month, the temperature usually drops to around -16.5 °C (2.5 °F). However, it dropped to -26.7 °C (-16.1 °F) in February 1994.
On the warmest days of the month, the temperature usually reaches around 7.5 °C (46 °F). However, it reached 15 °C (59 °F) in February 2019.
Precipitation amounts to 45 mm (1.8 in), distributed over 10 days.
The day lasts on average 9 hours and 30 minutes.
The average humidity is 88%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).

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March is generally a cold month. The average temperature is of 0.2 °C (32 °F), with a minimum of -4.2 °C (24.5 °F) and a maximum of 4.5 °C (40.1 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -13.5 °C (7.5 °F). However, it dropped to -25.2 °C (-13.4 °F) in March 2006.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 12.5 °C (54.5 °F). However, it reached 18.7 °C (65.7 °F) in March 2012.
Precipitation amounts to 40 mm (1.6 in), distributed over 9 days.
The day lasts on average 11 hours and 55 minutes.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 15 kph (9 mph).

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April is generally a quite cold month. The average temperature is of 4.8 °C (41 °F), with a minimum of -0.9 °C (30.4 °F) and a maximum of 10.4 °C (50.8 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -7.5 °C (18 °F). However, it dropped to -13 °C (8.6 °F) in April 2013.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 19.5 °C (67 °F). However, it reached 26.3 °C (79.3 °F) in April 1993.
Precipitation amounts to 45 mm (1.8 in), distributed over 8 days.
The day lasts on average 14 hours and 30 minutes.
The average humidity is 70%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).

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May is generally a mild month. The average temperature is of 9.4 °C (49 °F), with a minimum of 3.2 °C (37.8 °F) and a maximum of 15.6 °C (60 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -3.5 °C (26 °F). However, it dropped to -6.1 °C (21 °F) in May 2014.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 24 °C (75 °F). However, it reached 27.7 °C (81.9 °F) in May 2014.
Precipitation amounts to 55 mm (2.2 in), distributed over 10 days.
The day lasts on average 16 hours and 50 minutes. So the days are long.
The average humidity is 67%.
The average wind speed is 14 kph (8 mph).

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June is generally a mild month. The average temperature is of 13.2 °C (56 °F), with a minimum of 7.2 °C (45 °F) and a maximum of 19.1 °C (66.5 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 1 °C (34 °F). However, it dropped to -2 °C (28.4 °F) in June 2009.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 26.5 °C (80 °F). However, it reached 31.8 °C (89.2 °F) in June 1997.
Precipitation amounts to 85 mm (3.3 in), distributed over 12 days.
The day lasts on average 18 hours and 0 minutes. So the days are very long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
The average humidity is 69%.
The average wind speed is 13 kph (8 mph).

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July, the warmest month of the year, is generally a very mild month. The average temperature is of 15.6 °C (60 °F), with a minimum of 9.8 °C (49.7 °F) and a maximum of 21.5 °C (70.6 °F).
On the coldest nights of the month, the temperature usually drops to around 4.5 °C (39.5 °F). However, it dropped to 1.5 °C (34.7 °F) in July 1995.
On the warmest days of the month, the temperature usually reaches around 27.5 °C (82 °F). However, it reached 33.4 °C (92.1 °F) in July 2010.
Precipitation amounts to 85 mm (3.3 in), distributed over 11 days.
The day lasts on average 17 hours and 20 minutes. So the days are very long.
The average humidity is 72%. Hence, the air is normally humid.
The average wind speed is 12 kph (8 mph).

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August is generally a very mild month. The average temperature is of 14.8 °C (59 °F), with a minimum of 9.3 °C (48.7 °F) and a maximum of 20.4 °C (68.7 °F).
On the coldest nights of the month, the temperature usually drops to around 2.5 °C (36.5 °F). However, it dropped to -1 °C (30.2 °F) in August 2007.
On the warmest days of the month, the temperature usually reaches around 27 °C (81 °F). However, it reached 34.2 °C (93.6 °F) in August 2018.
Precipitation amounts to 85 mm (3.3 in), distributed over 12 days.
The day lasts on average 15 hours and 10 minutes. So the days are long.
The average humidity is 77%. Hence, the air is normally humid.
The average wind speed is 12 kph (7 mph).

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September is generally a mild month. The average temperature is of 10.9 °C (52 °F), with a minimum of 6 °C (42.8 °F) and a maximum of 15.7 °C (60.3 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -1.5 °C (29 °F). However, it dropped to -5 °C (23 °F) in September 2001.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 21.5 °C (71 °F). However, it reached 26.3 °C (79.3 °F) in September 2016.
Precipitation amounts to 75 mm (3 in), distributed over 10 days.
The day lasts on average 12 hours and 40 minutes.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 mph).

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October is generally a quite cold month. The average temperature is of 6.1 °C (43 °F), with a minimum of 2.5 °C (36.4 °F) and a maximum of 9.8 °C (49.6 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -6 °C (21.5 °F). However, it dropped to -13.3 °C (8.1 °F) in October 2003.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 16 °C (60.5 °F). However, it reached 21.4 °C (70.5 °F) in October 2011.
Precipitation amounts to 80 mm (3.1 in), distributed over 12 days.
The day lasts on average 10 hours and 10 minutes.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).

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November is generally a cold month. The average temperature is of 2.1 °C (36 °F), with a minimum of -0.5 °C (31 °F) and a maximum of 4.7 °C (40.5 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -9.5 °C (14.5 °F). However, it dropped to -17 °C (1.4 °F) in November 2010.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 10 °C (50 °F). However, it reached 16 °C (60.8 °F) in November 2020.
Precipitation amounts to 65 mm (2.6 in), distributed over 13 days.
The day lasts on average 7 hours and 55 minutes. So the days are short.
The average humidity is 91%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).

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December is generally a very cold month. The average temperature is of -0.9 °C (30 °F), with a minimum of -3.6 °C (25.4 °F) and a maximum of 1.8 °C (35.3 °F).
On the coldest nights of the month, the temperature usually drops to around -14.5 °C (5.5 °F). However, it dropped to -25 °C (-13 °F) in December 2002.
On the warmest days of the month, the temperature usually reaches around 7 °C (45 °F). However, it reached 11.1 °C (52 °F) in December 2015.
Precipitation amounts to 75 mm (3 in), distributed over 13 days.
The day lasts on average 6 hours and 35 minutes. So the days are short. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
The average humidity is 93%. Hence, the air is normally humid.
The average wind speed is 15 kph (9 mph).