It was an unusually hot day at the NBCN weather station in Binningen. The minimum temperature was 10.9 degrees Celsius, the maximum reached 23.8 degrees Celsius, and the daily mean was 16.4 degrees Celsius. The day did not qualify as a hot day, since hot days require a maximum temperature of at least 30 degrees Celsius.

Looking at the last 30 days, the average air temperature was 18.56 degrees Celsius. The lowest temperature recorded in that period was 5.8 degrees Celsius, while the highest was 32.6 degrees Celsius. There were 15 summer days, 4 hot days, and no tropical nights, meaning the temperature never stayed at or above 20 degrees Celsius throughout an entire night.

For the current season, the data shows that the day of interest ranks 121st for maximum temperature and 123rd for mean temperature compared to the last 365 days. This places it in the upper third of daily temperatures over the past year, but not among the most extreme.

Historically, the hottest October day ever recorded at this station occurred on October 3, 1985, with a maximum temperature of 29.6 degrees Celsius. The second hottest was October 3, 1929, at 29.2 degrees Celsius. Table 1 lists the top 5 hottest October days, with the remaining entries being October 13, 2023 at 28.7 degrees, October 5, 1876 at 28.5 degrees, and October 7, 2009 at 28.2 degrees.

The maximum temperature on October 3, 2026, ranks 103rd among all October days on record. This means that while the day was warm, it was far from the historic extremes for this month.