Portugal electricity prices in May 2026

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

In May 2026, the wholesale market price in Portugal averaged €0.058 per kWh. The cheapest day was 10 May 2026 (€0.018), the most expensive 7 May 2026 (€0.089); the price was below zero for 56 hours.

Daily wholesale market prices in Portugal, May 2026 (€/kWh)
DateAverageLowHigh
1 May 20260.061−0.0020.108
2 May 20260.046−0.0000.091
3 May 20260.048−0.0000.105
4 May 20260.0730.0000.134
5 May 20260.0700.0000.119
6 May 20260.0760.0010.139
7 May 20260.0890.0180.141
8 May 20260.0650.0000.109
9 May 20260.0370.0000.079
10 May 20260.018−0.0010.077
11 May 20260.0530.0000.188
12 May 20260.0700.0020.123
13 May 20260.0510.0000.107
14 May 20260.0640.0000.105
15 May 20260.046−0.0000.093
16 May 20260.046−0.0010.111
17 May 20260.052−0.0000.119
18 May 20260.0660.0000.129
19 May 20260.0550.0000.116
20 May 20260.0610.0000.132
21 May 20260.0660.0000.123
22 May 20260.067−0.0000.120
23 May 20260.040−0.0020.104
24 May 20260.031−0.0020.090
25 May 20260.034−0.0020.108
26 May 20260.066−0.0000.151
27 May 20260.074−0.0000.143
28 May 20260.0750.0000.160
29 May 20260.0800.0000.152
30 May 20260.065−0.0000.123
31 May 20260.050−0.0000.102

Today's prices · Past prices

Markets · Guide · API