Spain electricity prices in September 2026

Every day of September 2026 in Spain: the average, lowest and highest wholesale price, negative-price hours, and how the month compares with the one before and with last year.

In September 2026, the wholesale market price in Spain averaged €0.144 per kWh. The cheapest day was 16 September 2026 (€0.105), the most expensive 28 September 2026 (€0.198); the price was below zero for 37 hours.

Daily wholesale market prices in Spain, September 2026 (€/kWh)
DateAverageLowHigh
2 September 20260.1610.0620.238
3 September 20260.1560.0320.294
4 September 20260.1700.0850.252
5 September 20260.1390.0030.223
6 September 20260.139−0.0120.247
7 September 20260.1720.0670.253
8 September 20260.1520.0390.221
9 September 20260.117−0.0020.206
10 September 20260.1450.0070.272
11 September 20260.1480.0170.243
12 September 20260.118−0.0120.210
13 September 20260.121−0.0010.234
14 September 20260.1790.0500.298
15 September 20260.1670.0380.247
16 September 20260.105−0.0000.194
17 September 20260.127−0.0050.222
18 September 20260.1260.0000.209
19 September 20260.110−0.0040.196
20 September 20260.113−0.0010.203
21 September 20260.1390.0020.251
22 September 20260.1550.0030.282
23 September 20260.1580.0150.264
24 September 20260.1580.0220.283
25 September 20260.1590.0300.255
26 September 20260.1290.0010.226
27 September 20260.113−0.0040.197
28 September 20260.1980.1500.266
29 September 20260.1300.0010.224
30 September 20260.1660.0890.251

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