Monthly report · day-ahead marketElectricity prices in Portugal, August 2026
In August 2026, electricity on the day-ahead market in Portugal cost an average of €0.121/kWh (€121.36/MWh); with taxes, network charges and a sample supplier margin, the estimated final price was around €0.250/kWh.
That is 13% more than in July 2026 and 77% more than in August 2025.
The cheapest day was Sunday, 23 August 2026, averaging €0.085/kWh; the most expensive was Monday, 17 August 2026 at €0.165/kWh.
The lowest price came on 23 August 2026 at 11:15 (-€0.002/kWh), the highest on 13 August 2026 at 20:15 (€0.269/kWh). In total, prices were below zero for 33.5 hours.
On an average day, the cheapest three hours were 13:00–16:00. Weekends were on average 20% cheaper than weekdays.
Compared with
- Previous month (July 2026)
- €0.107 ▲
- Same month last year
- €0.069 ▲
- Weekdays
- €0.130
- Weekends
- €0.104
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 · 13:00–16:00
All days
| Day | Average | Lowest | Highest | Hours < 0 | Final (est.) |
|---|---|---|---|---|---|
| 1 Aug Saturday | €0.112 | €0.000 13:45 | €0.199 20:30 | – | €0.238 |
| 2 Aug Sunday | €0.106 | €0.000 12:00 | €0.210 21:30 | 4.25 | €0.231 |
| 3 Aug Monday | €0.152 | €0.075 13:45 | €0.223 20:30 | – | €0.287 |
| 4 Aug Tuesday | €0.146 | €0.069 15:00 | €0.213 20:30 | – | €0.281 |
| 5 Aug Wednesday | €0.120 | €0.004 14:15 | €0.199 20:15 | – | €0.248 |
| 6 Aug Thursday | €0.110 | €0.002 12:45 | €0.210 20:30 | – | €0.235 |
| 7 Aug Friday | €0.119 | €0.005 12:45 | €0.220 20:15 | – | €0.247 |
| 8 Aug Saturday | €0.109 | €0.000 11:15 | €0.191 21:00 | – | €0.234 |
| 9 Aug Sunday | €0.094 | €0.000 13:00 | €0.176 19:45 | 2 | €0.217 |
| 10 Aug Monday | €0.131 | €0.021 14:30 | €0.234 20:30 | – | €0.261 |
| 11 Aug Tuesday | €0.141 | €0.036 14:30 | €0.236 20:30 | – | €0.274 |
| 12 Aug Wednesday | €0.145 | €0.035 13:30 | €0.250 19:30 | – | €0.279 |
| 13 Aug Thursday | €0.144 | €0.039 14:00 | €0.269 20:15 | – | €0.278 |
| 14 Aug Friday | €0.146 | €0.030 12:30 | €0.253 20:00 | – | €0.280 |
| 15 Aug Saturday | €0.117 | €0.001 11:30 | €0.210 20:30 | – | €0.244 |
| 16 Aug Sunday | €0.116 | €0.000 10:15 | €0.215 21:00 | – | €0.243 |
| 17 Aug Monday | €0.165 | €0.100 12:30 | €0.240 20:15 | – | €0.303 |
| 18 Aug Tuesday | €0.151 | €0.041 14:00 | €0.248 20:15 | – | €0.286 |
| 19 Aug Wednesday | €0.146 | €0.010 15:15 | €0.217 19:45 | – | €0.280 |
| 20 Aug Thursday | €0.147 | €0.059 14:30 | €0.202 19:45 | – | €0.282 |
| 21 Aug Friday | €0.114 | €0.002 10:45 | €0.212 07:00 | – | €0.241 |
| 22 Aug Saturday | €0.095 | €0.000 10:45 | €0.188 19:45 | 4 | €0.217 |
| 23 Aug Sunday | €0.085 | -€0.002 11:15 | €0.167 20:15 | 8 | €0.205 |
| 24 Aug Monday | €0.095 | €0.000 14:30 | €0.197 20:00 | – | €0.217 |
| 25 Aug Tuesday | €0.120 | €0.003 14:15 | €0.227 20:15 | – | €0.249 |
| 26 Aug Wednesday | €0.111 | €0.000 12:00 | €0.214 23:45 | – | €0.237 |
| 27 Aug Thursday | €0.111 | €0.001 14:00 | €0.189 21:00 | – | €0.237 |
| 28 Aug Friday | €0.104 | €0.000 10:45 | €0.216 20:15 | – | €0.228 |
| 29 Aug Saturday | €0.103 | -€0.001 14:30 | €0.217 21:00 | 7.50 | €0.228 |
| 30 Aug Sunday | €0.101 | -€0.001 12:45 | €0.213 19:45 | 7.75 | €0.225 |
| 31 Aug Monday | €0.107 | €0.000 09:45 | €0.217 19:45 | – | €0.232 |
/kWh · Today · Methodology