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Monthly report · day-ahead market

Electricity prices in Sweden, September 2025

September 2025
Monthly averageSEK 0.526SEK 525.81/MWh
Cheapest day21 SeptSEK 0.048/kWh
Most expensive day9 SeptSEK 1.264/kWh
Hours below zero4h

In September 2025, electricity on the day-ahead market in Sweden (Stockholm, SE3) cost an average of SEK 0.526/kWh (SEK 525.81/MWh).

That is 9% more than in August 2025 and 228% more than in September 2024.

The cheapest day was Sunday, 21 September 2025, averaging SEK 0.048/kWh; the most expensive was Tuesday, 9 September 2025 at SEK 1.264/kWh.

The lowest price came on 21 September 2025 at 16:00 (SEK -0.020/kWh), the highest on 8 September 2025 at 19:00 (SEK 3.400/kWh). In total, prices were below zero for 4 hours.

On an average day, the cheapest three hours were 12:00–15:00. Weekends were on average 47% cheaper than weekdays.

Compared with

Previous month (August 2025)
SEK 0.482 ▲
Same month last year
SEK 0.160 ▲
Weekdays
SEK 0.600
Weekends
SEK 0.321

Wholesale price · /kWh

Price by day

Daily wholesale average; the line marks the monthly average.

0.0000.5001.0001.5001 September 2025 · SEK 0.608/kWh12 September 2025 · SEK 0.823/kWh3 September 2025 · SEK 0.378/kWh4 September 2025 · SEK 0.396/kWh5 September 2025 · SEK 0.566/kWh6 September 2025 · SEK 0.425/kWh67 September 2025 · SEK 0.336/kWh8 September 2025 · SEK 1.143/kWh9 September 2025 · SEK 1.264/kWh10 September 2025 · SEK 0.844/kWh11 September 2025 · SEK 0.313/kWh1112 September 2025 · SEK 0.262/kWh13 September 2025 · SEK 0.276/kWh14 September 2025 · SEK 0.498/kWh15 September 2025 · SEK 0.141/kWh16 September 2025 · SEK 0.208/kWh1617 September 2025 · SEK 0.627/kWh18 September 2025 · SEK 0.516/kWh19 September 2025 · SEK 0.329/kWh20 September 2025 · SEK 0.123/kWh21 September 2025 · SEK 0.048/kWh2122 September 2025 · SEK 0.253/kWh23 September 2025 · SEK 0.463/kWh24 September 2025 · SEK 0.698/kWh25 September 2025 · SEK 0.777/kWh26 September 2025 · SEK 0.853/kWh2627 September 2025 · SEK 0.492/kWh28 September 2025 · SEK 0.367/kWh29 September 2025 · SEK 0.768/kWh30 September 2025 · SEK 0.977/kWh

/kWh

The average day

Average wholesale price for each hour of the day this month.

0.0000.5001.0001.50000:00 · SEK 0.309/kWh0001:00 · SEK 0.290/kWh02:00 · SEK 0.278/kWh03:00 · SEK 0.280/kWh0304:00 · SEK 0.296/kWh05:00 · SEK 0.374/kWh06:00 · SEK 0.560/kWh0607:00 · SEK 0.839/kWh08:00 · SEK 0.819/kWh09:00 · SEK 0.656/kWh0910:00 · SEK 0.502/kWh11:00 · SEK 0.364/kWh12:00 · SEK 0.282/kWh1213:00 · SEK 0.255/kWh14:00 · SEK 0.279/kWh15:00 · SEK 0.337/kWh1516:00 · SEK 0.487/kWh17:00 · SEK 0.730/kWh18:00 · SEK 1.066/kWh1819:00 · SEK 1.239/kWh20:00 · SEK 0.925/kWh21:00 · SEK 0.636/kWh2122:00 · SEK 0.469/kWh23:00 · SEK 0.347/kWh

/kWh · 12:00–15:00

All days

DayAverageLowestHighestHours < 0
1 Sept MondaySEK 0.608SEK 0.259 13:00SEK 1.269 19:00–
2 Sept TuesdaySEK 0.823SEK 0.450 15:00SEK 2.211 19:00–
3 Sept WednesdaySEK 0.378SEK 0.065 13:00SEK 0.816 08:00–
4 Sept ThursdaySEK 0.396SEK 0.037 12:00SEK 1.514 19:00–
5 Sept FridaySEK 0.566SEK 0.394 00:00SEK 0.867 19:00–
6 Sept SaturdaySEK 0.425SEK 0.079 14:00SEK 0.834 19:00–
7 Sept SundaySEK 0.336SEK 0.037 12:00SEK 0.916 18:00–
8 Sept MondaySEK 1.143SEK 0.485 00:00SEK 3.400 19:00–
9 Sept TuesdaySEK 1.264SEK 0.510 23:00SEK 3.160 19:00–
10 Sept WednesdaySEK 0.844SEK 0.211 23:00SEK 2.138 07:00–
11 Sept ThursdaySEK 0.313SEK 0.051 12:00SEK 0.852 18:00–
12 Sept FridaySEK 0.262SEK 0.034 14:00SEK 0.651 19:00–
13 Sept SaturdaySEK 0.276SEK 0.038 13:00SEK 0.855 18:00–
14 Sept SundaySEK 0.498SEK 0.101 14:00SEK 1.529 19:00–
15 Sept MondaySEK 0.141SEK 0.005 23:00SEK 0.557 07:00–
16 Sept TuesdaySEK 0.208SEK 0.000 02:00SEK 0.885 19:00–
17 Sept WednesdaySEK 0.627SEK 0.200 13:00SEK 1.351 19:00–
18 Sept ThursdaySEK 0.516SEK 0.088 13:00SEK 1.169 07:00–
19 Sept FridaySEK 0.329SEK 0.039 23:00SEK 1.020 18:00–
20 Sept SaturdaySEK 0.123SEK 0.007 13:00SEK 0.346 18:00–
21 Sept SundaySEK 0.048SEK -0.020 16:00SEK 0.241 19:004
22 Sept MondaySEK 0.253SEK 0.000 01:00SEK 0.640 19:00–
23 Sept TuesdaySEK 0.463SEK 0.035 00:00SEK 1.124 18:00–
24 Sept WednesdaySEK 0.698SEK 0.235 13:00SEK 1.338 19:00–
25 Sept ThursdaySEK 0.777SEK 0.212 13:00SEK 1.320 08:00–
26 Sept FridaySEK 0.853SEK 0.341 23:00SEK 1.302 08:00–
27 Sept SaturdaySEK 0.492SEK 0.284 23:00SEK 1.235 19:00–
28 Sept SundaySEK 0.367SEK 0.132 13:00SEK 1.052 18:00–
29 Sept MondaySEK 0.768SEK 0.234 02:00SEK 2.584 18:00–
30 Sept TuesdaySEK 0.977SEK 0.243 02:00SEK 2.657 18:00–

/kWh · Today · Methodology

Monthly averageSEK 0.709SEK 709.35/MWh
Cheapest day21 SeptSEK 0.058/kWh
Most expensive day9 SeptSEK 1.507/kWh
Hours below zero7h

In September 2025, electricity on the day-ahead market in Sweden (Malmö, SE4) cost an average of SEK 0.709/kWh (SEK 709.35/MWh).

That is 2% less than in August 2025 and 138% more than in September 2024.

The cheapest day was Sunday, 21 September 2025, averaging SEK 0.058/kWh; the most expensive was Tuesday, 9 September 2025 at SEK 1.507/kWh.

The lowest price came on 21 September 2025 at 14:00 (SEK -0.035/kWh), the highest on 8 September 2025 at 19:00 (SEK 4.487/kWh). In total, prices were below zero for 7 hours.

On an average day, the cheapest three hours were 12:00–15:00. Weekends were on average 45% cheaper than weekdays.

Compared with

Previous month (August 2025)
SEK 0.726 ▼
Same month last year
SEK 0.299 ▲
Weekdays
SEK 0.806
Weekends
SEK 0.445

Wholesale price · /kWh

Price by day

Daily wholesale average; the line marks the monthly average.

0.0000.5001.0001.5002.0001 September 2025 · SEK 1.100/kWh12 September 2025 · SEK 1.337/kWh3 September 2025 · SEK 0.763/kWh4 September 2025 · SEK 0.830/kWh5 September 2025 · SEK 1.071/kWh6 September 2025 · SEK 0.737/kWh67 September 2025 · SEK 0.519/kWh8 September 2025 · SEK 1.321/kWh9 September 2025 · SEK 1.507/kWh10 September 2025 · SEK 1.052/kWh11 September 2025 · SEK 0.519/kWh1112 September 2025 · SEK 0.464/kWh13 September 2025 · SEK 0.440/kWh14 September 2025 · SEK 0.628/kWh15 September 2025 · SEK 0.152/kWh16 September 2025 · SEK 0.223/kWh1617 September 2025 · SEK 0.675/kWh18 September 2025 · SEK 0.551/kWh19 September 2025 · SEK 0.362/kWh20 September 2025 · SEK 0.153/kWh21 September 2025 · SEK 0.058/kWh2122 September 2025 · SEK 0.353/kWh23 September 2025 · SEK 0.679/kWh24 September 2025 · SEK 0.880/kWh25 September 2025 · SEK 0.894/kWh26 September 2025 · SEK 0.941/kWh2627 September 2025 · SEK 0.582/kWh28 September 2025 · SEK 0.441/kWh29 September 2025 · SEK 0.911/kWh30 September 2025 · SEK 1.138/kWh

/kWh

The average day

Average wholesale price for each hour of the day this month.

0.0000.5001.0001.5002.00000:00 · SEK 0.512/kWh0001:00 · SEK 0.475/kWh02:00 · SEK 0.448/kWh03:00 · SEK 0.438/kWh0304:00 · SEK 0.448/kWh05:00 · SEK 0.534/kWh06:00 · SEK 0.798/kWh0607:00 · SEK 1.101/kWh08:00 · SEK 1.007/kWh09:00 · SEK 0.778/kWh0910:00 · SEK 0.571/kWh11:00 · SEK 0.429/kWh12:00 · SEK 0.326/kWh1213:00 · SEK 0.291/kWh14:00 · SEK 0.333/kWh15:00 · SEK 0.423/kWh1516:00 · SEK 0.603/kWh17:00 · SEK 0.915/kWh18:00 · SEK 1.366/kWh1819:00 · SEK 1.745/kWh20:00 · SEK 1.328/kWh21:00 · SEK 0.917/kWh2122:00 · SEK 0.698/kWh23:00 · SEK 0.541/kWh

/kWh · 12:00–15:00

All days

DayAverageLowestHighestHours < 0
1 Sept MondaySEK 1.100SEK 0.274 13:00SEK 2.720 19:00–
2 Sept TuesdaySEK 1.337SEK 0.849 14:00SEK 3.400 19:00–
3 Sept WednesdaySEK 0.763SEK 0.066 13:00SEK 1.261 07:00–
4 Sept ThursdaySEK 0.830SEK 0.036 12:00SEK 3.715 19:00–
5 Sept FridaySEK 1.071SEK 0.777 14:00SEK 1.674 19:00–
6 Sept SaturdaySEK 0.737SEK 0.078 14:00SEK 1.714 19:00–
7 Sept SundaySEK 0.519SEK 0.037 12:00SEK 1.188 19:00–
8 Sept MondaySEK 1.321SEK 0.688 13:00SEK 4.487 19:00–
9 Sept TuesdaySEK 1.507SEK 0.813 23:00SEK 4.165 19:00–
10 Sept WednesdaySEK 1.052SEK 0.275 23:00SEK 2.796 19:00–
11 Sept ThursdaySEK 0.519SEK 0.054 12:00SEK 1.434 19:00–
12 Sept FridaySEK 0.464SEK 0.034 14:00SEK 1.309 19:00–
13 Sept SaturdaySEK 0.440SEK 0.038 13:00SEK 1.314 19:00–
14 Sept SundaySEK 0.628SEK 0.097 14:00SEK 1.677 19:00–
15 Sept MondaySEK 0.152SEK 0.005 23:00SEK 0.613 07:00–
16 Sept TuesdaySEK 0.223SEK 0.000 00:00SEK 0.951 19:001
17 Sept WednesdaySEK 0.675SEK 0.163 13:00SEK 1.467 19:00–
18 Sept ThursdaySEK 0.551SEK 0.087 13:00SEK 1.281 07:00–
19 Sept FridaySEK 0.362SEK 0.059 23:00SEK 1.179 18:00–
20 Sept SaturdaySEK 0.153SEK 0.005 14:00SEK 0.437 18:00–
21 Sept SundaySEK 0.058SEK -0.035 14:00SEK 0.326 19:006
22 Sept MondaySEK 0.353SEK 0.018 02:00SEK 0.830 18:00–
23 Sept TuesdaySEK 0.679SEK 0.055 00:00SEK 1.633 07:00–
24 Sept WednesdaySEK 0.880SEK 0.255 13:00SEK 1.442 19:00–
25 Sept ThursdaySEK 0.894SEK 0.183 13:00SEK 1.410 08:00–
26 Sept FridaySEK 0.941SEK 0.413 23:00SEK 1.399 07:00–
27 Sept SaturdaySEK 0.582SEK 0.362 23:00SEK 1.432 19:00–
28 Sept SundaySEK 0.441SEK 0.094 13:00SEK 1.227 18:00–
29 Sept MondaySEK 0.911SEK 0.304 02:00SEK 3.053 18:00–
30 Sept TuesdaySEK 1.138SEK 0.312 04:00SEK 3.089 18:00–

/kWh · Today · Methodology

Tomorrow

Tomorrow's prices: from ~13:00 CET

Tomorrow Methodology