Binningen heat persists with August days among hottest on record

August 11, 2026

Yesterday in Binningen was exceptionally hot with a high of 32.8°C, ranking as the 162nd hottest August day historically, while the past 30 days have been consistently warm with six tropical nights and a scorching maximum of 39.7°C.

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

Yesterday was an exceptionally hot day in Binningen. The temperature ranged from a low of 19.3 degrees Celsius to a high of 32.8 degrees, with a daily mean of 25.9 degrees.

Looking at the past 30 days, the weather has been consistently warm. The average temperature over this period was 24.6 degrees, with a minimum of 11.2 degrees and a scorching maximum of 39.7 degrees. This recent stretch included 31 summer days, 6 hot days, and 6 tropical nights. Within the last 365 days, yesterday’s maximum temperature ranked as the 32nd hottest day, while its mean temperature was the 28th highest.

Focusing on the current season, yesterday’s maximum temperature of 32.8 degrees holds a historic rank of 162 for the month of August. The all-time hottest August day in Binningen was recorded on August 21, 1943, with a temperature of 38.7 degrees. This is closely followed by August 13, 2003, at 38.6 degrees. The top five hottest August days, as detailed in Table 1, also include August 19, 1943, at 38.4 degrees, and two very recent dates from this year: August 4 at 37.8 degrees and August 3 at 37.6 degrees.


Table 1: Top 5 Maximum Temperatures in August since 1865
Date Max Temperature [°C]
1943-08-21 38.7
2003-08-13 38.6
1943-08-19 38.4
2026-08-04 37.8
2026-08-03 37.6

Figure 1: Min, Max and Average Temperatures in August

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.