Current meteorological data
Air temperature: 70.7 (°F)
21.5 (°C)
Wind speed:5 (km/h)
Wind direction: W-S-W, 240.2 °
Global radiation: 166.3 (W/m²)
Act. UV-Index: 0
Precipitation: 0.8 (ltr/m²)
(Updated: 07/12/2024, 17:30,
S-Mitte, Amt für Umweltschutz
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3. The regional climate and air situation
Solar radiation

Solar radiation measurements for the region of Stuttgart are carried out, among others, at the University of Hohenheim. The following values for global radiation were recorded between 1951 and 1980 (table 3.4):

 Month Global radiation
 January 42
 February 72
 March 122
 April 173
 May 220
 June 237
 July 237
 August 199
 September 152
 October 94
 November 45
 December 31

Table 3.4: Global radiation (in W/m²) in Stuttgart-Hohenheim between 1951 and 1980 (source: German Meteorological Service)

Analogous to the position of the sun, the lowest irradiation values occur in December, the highest in June and July. The month of July also has the biggest amount of sunshine hours (about 16 hours), December the fewest (about 8 hours) (table 3.5).

 Month Sunshine hours
in Stuttgart-Mitte
 January 53
 February 77
 March 126
 April 160
 May 204
 June 210
 July 234
 August 212
 September 173
 October 129
 November 60
 December 49

Table 3.5: Average sunshine hours in Stuttgart-Mitte between 1951 and 1980 (source: German Meteorological Service)

Global radiation

Highest point of the sun

Average amount of sunshine hours

Amount of possible sunshine hours


© City of Stuttgart, Office for Environmental Protection, Section of Urban Climatology