Monthly report · day-ahead marketElectricity prices in Belgium, September 2025
In September 2025, electricity on the day-ahead market in Belgium cost an average of €0.064/kWh (€63.60/MWh); with taxes, network charges and a sample supplier margin, the estimated final price was around €0.206/kWh.
That is 8% less than in August 2025 and 5% less than in September 2024.
The cheapest day was Monday, 15 September 2025, averaging €0.004/kWh; the most expensive was Tuesday, 9 September 2025 at €0.104/kWh.
The lowest price came on 7 September 2025 at 13:00 (-€0.053/kWh), the highest on 19 September 2025 at 19:00 (€0.251/kWh). In total, prices were below zero for 58 hours.
On an average day, the cheapest three hours were 12:00–15:00. Weekends were on average 31% cheaper than weekdays.
Compared with
- Previous month (August 2025)
- €0.069 ▼
- Same month last year
- €0.067 ▼
- Weekdays
- €0.069
- Weekends
- €0.048
Wholesale price · /kWh
Price by day
Daily wholesale average; the line marks the monthly average.
/kWh
The average day
Average wholesale price for each hour of the day this month.
/kWh · 12:00–15:00
All days
| Day | Average | Lowest | Highest | Hours < 0 | Final (est.) |
|---|---|---|---|---|---|
| 1 Sept Monday | €0.068 | €0.013 13:00 | €0.130 20:00 | – | €0.211 |
| 2 Sept Tuesday | €0.072 | €0.031 14:00 | €0.158 19:00 | – | €0.215 |
| 3 Sept Wednesday | €0.040 | -€0.001 15:00 | €0.080 19:00 | 6 | €0.181 |
| 4 Sept Thursday | €0.055 | €0.002 13:00 | €0.150 20:00 | – | €0.197 |
| 5 Sept Friday | €0.084 | €0.055 14:00 | €0.129 20:00 | – | €0.228 |
| 6 Sept Saturday | €0.053 | -€0.001 14:00 | €0.094 00:00 | 4 | €0.195 |
| 7 Sept Sunday | €0.024 | -€0.053 13:00 | €0.097 20:00 | 8 | €0.165 |
| 8 Sept Monday | €0.100 | €0.056 13:00 | €0.232 19:00 | – | €0.244 |
| 9 Sept Tuesday | €0.104 | €0.069 14:00 | €0.245 19:00 | – | €0.249 |
| 10 Sept Wednesday | €0.084 | €0.042 23:00 | €0.161 19:00 | – | €0.228 |
| 11 Sept Thursday | €0.039 | -€0.001 15:00 | €0.081 09:00 | 5 | €0.180 |
| 12 Sept Friday | €0.033 | -€0.006 13:00 | €0.103 20:00 | 4 | €0.174 |
| 13 Sept Saturday | €0.035 | €0.000 13:00 | €0.077 22:00 | 3 | €0.176 |
| 14 Sept Sunday | €0.041 | €0.000 14:00 | €0.074 18:00 | 1 | €0.182 |
| 15 Sept Monday | €0.004 | -€0.012 14:00 | €0.039 19:00 | 13 | €0.143 |
| 16 Sept Tuesday | €0.024 | -€0.005 12:00 | €0.117 20:00 | 13 | €0.165 |
| 17 Sept Wednesday | €0.076 | €0.014 14:00 | €0.120 20:00 | – | €0.219 |
| 18 Sept Thursday | €0.059 | €0.000 13:00 | €0.128 20:00 | – | €0.202 |
| 19 Sept Friday | €0.084 | €0.000 13:00 | €0.251 19:00 | – | €0.228 |
| 20 Sept Saturday | €0.049 | €0.000 12:00 | €0.095 19:00 | 1 | €0.191 |
| 21 Sept Sunday | €0.029 | €0.001 15:00 | €0.102 20:00 | – | €0.169 |
| 22 Sept Monday | €0.067 | €0.023 13:00 | €0.163 19:00 | – | €0.209 |
| 23 Sept Tuesday | €0.094 | €0.057 13:00 | €0.172 07:00 | – | €0.239 |
| 24 Sept Wednesday | €0.068 | €0.009 13:00 | €0.120 20:00 | – | €0.211 |
| 25 Sept Thursday | €0.077 | €0.021 13:00 | €0.125 20:00 | – | €0.221 |
| 26 Sept Friday | €0.093 | €0.073 02:00 | €0.130 19:00 | – | €0.237 |
| 27 Sept Saturday | €0.079 | €0.030 13:00 | €0.131 19:00 | – | €0.223 |
| 28 Sept Sunday | €0.074 | €0.009 13:00 | €0.127 19:00 | – | €0.217 |
| 29 Sept Monday | €0.099 | €0.059 16:00 | €0.245 19:00 | – | €0.244 |
| 30 Sept Tuesday | €0.099 | €0.061 05:00 | €0.207 19:00 | – | €0.243 |
/kWh · Today · Methodology