Binningen hits 35.3°C, June 20 ranks 11th hottest.

June 21, 2026

On June 20, 2026, the NBCN weather station in Binningen recorded a maximum temperature of 35.3 degrees Celsius, making it the third highest maximum temperature for the current season in the last 365 days. This temperature ranks as the 11th highest for the month of June in the station's entire history, with the record being 38.4 degrees on June 27, 1947.

Photo: birdeye.ch, Boat on Rhine River, Wettstein bridge, on https://chatgpt.com/c/69df12aa-40b4-8397-a5b8-de5a1ef96bb8, licensed under Unsplash License.

June 20, 2026, was an exceptionally hot day at the NBCN weather station in Binningen. The minimum temperature was 18.2 degrees Celsius, the maximum reached 35.3 degrees, and the average temperature for the day was 26.9 degrees.

Over the last 30 days, the average temperature has been 20.44 degrees, with a minimum of 9.2 degrees and a maximum of 35.3 degrees. During this period, there have been 20 summer days and 10 hot days, but no tropical nights. For the current season, the maximum temperature of 35.3 degrees on June 20 ranks as the third highest among the last 365 days, and the mean temperature ranks fifth.

Looking at all years for this season, the hottest June day on record at this station occurred on June 27, 1947, with a maximum temperature of 38.4 degrees. The top five hottest June days are listed in Table 1. The maximum temperature of 35.3 degrees on June 20, 2026, ranks as the 11th highest for the month of June in the station's entire history.


Table 1: Top 5 Maximum Temperatures in June since 1865
Date Max Temperature [°C]
1947-06-27 38.4
1947-06-26 36.8
1950-06-30 36.8
1947-06-28 36.1
2003-06-23 35.9

Figure 1: Min, Max and Average Temperatures in June

Data source: Opendata Basel-Stadt
Additional resources: meteostat

🤖 This text was generated with the assistance of AI. All quantitative statements are derived directly from the dataset listed under Data Source.