The most extreme hours recorded since Grid Poet started watching the German grid.
Top 3 for each category — updated hourly as new data arrives.
The Spike
Highest day-ahead electricity price
#1
266.8 EUR/MWh
4 May 2026, 20:00
#2
245.1 EUR/MWh
10 April 2026, 20:00
#3
245.0 EUR/MWh
4 May 2026, 19:00
Free Power
Lowest day-ahead electricity price
#1
-413.8 EUR/MWh
26 April 2026, 13:00
#2
-413.2 EUR/MWh
26 April 2026, 14:00
#3
-260.0 EUR/MWh
26 April 2026, 12:00
Coal Hour
Highest carbon intensity
#1
787 gCO2/kWh
22 March 2026, 20:00
#2
561 gCO2/kWh
23 March 2026, 04:00
#3
557 gCO2/kWh
23 March 2026, 05:00
Clean Hour
Lowest carbon intensity
#1
37 gCO2/kWh
25 April 2026, 13:00
#2
38 gCO2/kWh
25 April 2026, 14:00
#3
39 gCO2/kWh
5 April 2026, 13:00
Helle Brise
Highest renewable energy share
#1
94.8%
13 March 2026, 10:00
#2
94.5%
25 April 2026, 13:00
#3
94.4%
25 April 2026, 14:00
Fossil Hour
Lowest renewable energy share
#1
1.6%
22 March 2026, 20:00
#2
18.6%
23 March 2026, 19:00
#3
19.1%
23 March 2026, 20:00
Wild Ride
Biggest day-ahead price spread in a single day
#1
672.3 EUR/MWh
1 May 2026, 20:00
#2
571.6 EUR/MWh
26 April 2026, 20:00
#3
325.5 EUR/MWh
2 May 2026, 20:00
Dead Calm
Smallest day-ahead price spread in a single day
#1
66.2 EUR/MWh
5 May 2026, 17:00
#2
67.6 EUR/MWh
6 May 2026, 09:00
#3
68.0 EUR/MWh
14 March 2026, 08:00
Storm Force
Highest wind speed
#1
34 km/h
30 March 2026, 03:00
#2
34 km/h
30 March 2026, 02:00
#3
33 km/h
5 April 2026, 19:00
Furnace Hour
Hottest hour recorded
#1
25.9C
2 May 2026, 16:00
#2
25.7C
2 May 2026, 17:00
#3
25.6C
2 May 2026, 15:00
Ice Hour
Coldest hour recorded
#1
-2.4C
2 April 2026, 07:00
#2
-2.0C
2 April 2026, 08:00
#3
-1.8C
2 April 2026, 06:00
Import Peak
Highest net electricity import
#1
38.8 GW
20 April 2026, 15:00
#2
33.2 GW
17 April 2026, 19:00
#3
33.2 GW
1 April 2026, 19:00
Export Champion
Highest net electricity export
#1
38.8 GW
5 April 2026, 13:00
#2
38.5 GW
5 April 2026, 12:00
#3
37.1 GW
5 April 2026, 14:00