Ireland electricity prices in September 2025

Every day of September 2025 in Ireland: 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 2025, the wholesale market price in Ireland averaged €0.095 per kWh. The cheapest day was 15 September 2025 (€0.014), the most expensive 2 September 2025 (€0.154); the price was below zero for 12 hours.

Daily wholesale market prices in Ireland, September 2025 (€/kWh)
DateAverageLowHigh
1 September 20250.0710.0150.233
2 September 20250.1540.0990.225
3 September 20250.1140.0860.183
4 September 20250.1140.0810.189
5 September 20250.1160.0850.181
6 September 20250.0710.0060.133
7 September 20250.057−0.0020.188
8 September 20250.1100.0790.175
9 September 20250.1220.0770.206
10 September 20250.1000.0530.189
11 September 20250.0630.0140.149
12 September 20250.0710.0100.177
13 September 20250.0660.0140.164
14 September 20250.0780.0080.144
15 September 20250.014−0.0030.055
16 September 20250.1020.0020.183
17 September 20250.0840.0500.125
18 September 20250.0900.0270.170
19 September 20250.1190.0690.184
20 September 20250.0990.0380.145
21 September 20250.0610.0060.165
22 September 20250.1230.0850.215
23 September 20250.1180.0890.185
24 September 20250.1140.0870.175
25 September 20250.0990.0810.157
26 September 20250.0920.0780.124
27 September 20250.1020.0640.143
28 September 20250.1110.0900.182
29 September 20250.1130.0850.189
30 September 20250.1000.0790.138

Today's prices · Past prices

Markets · Guide · API