Basel's September Electricity Use Hits Lowest Since 2012 at 97.7 GWh

October 12, 2025

During the reference period, the Canton of Basel's electricity consumption was 97.7 GWh, notably lower than the historical average of 110.2 GWh, with stable daily usage patterns and no significant anomalies. This decrease compared to previous years may be due to factors like improved energy efficiency, weather variations, or changes in economic activities.

In the reference period, the Canton of Basel experienced a total electricity consumption of 97.7 GWh. The daily consumption peaked at 3.543 GWh on September 4th, 2025, while the lowest consumption was recorded at 2.751 GWh on September 28th, 2025. Throughout the month, the daily consumption showed a relatively stable pattern with minor fluctuations, indicating no significant spikes or drops in usage.

Historically, the average monthly electricity consumption for the same month since 2012 has been 110.2 GWh. The highest monthly consumption recorded was 128.0 GWh in September 2012, while the lowest was 97.7 GWh in the current period. The historical maximum daily consumption was not specified in the data provided, but the current month's maximum of 3.543 GWh is a reference point for comparison.

Comparing this month's consumption to historical data, the total consumption of 97.7 GWh is notably lower than the historical average of 110.2 GWh, indicating a decrease in usage. The daily patterns were stable, without significant volatility, suggesting no unusual anomalies occurred during the month. This month's consumption was unusually low compared to previous years, which could be attributed to various factors such as changes in energy efficiency, weather conditions, or economic activities.


Table 1: Consumption of Electricity in September in GWh
Year Total Month Max Daily Avg Daily Avg Weekday Avg Weekend
2025 97.7 3.54 3.3 3.4 2.9
2024 99.4 3.76 3.3 3.5 2.9
2023 100.8 3.73 3.4 3.5 3.0
2022 100.8 3.73 3.4 3.5 2.9
2021 105.5 3.87 3.5 3.7 3.1
2020 106.2 3.89 3.5 3.7 3.1
2019 105.5 3.84 3.5 3.7 3.1
2018 108.3 4.02 3.6 3.9 3.1
2017 111.0 4.04 3.7 3.9 3.2
2016 119.8 4.45 4.0 4.2 3.4
2015 118.0 4.47 3.9 4.1 3.4
2014 119.8 4.4 4.0 4.2 3.4
2013 122.3 4.49 4.1 4.3 3.5
2012 127.6 4.74 4.3 4.6 3.6

Figure 2: Monthly Electricity Consumption in September

Data source: Kantonaler Stromverbrauch

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