Finland grid frequency

Grid frequency · 26 May 2026

Name: Finland grid frequency — 2026-05-26
Creator: Volton
License: https://creativecommons.org/licenses/by/4.0/

Real-time AC frequency on the Finnish grid, part of the Nordic synchronous area (Finland, Sweden, Norway and eastern Denmark) — a different synchronous area from the Baltics, which joined Continental Europe in February 2025. Sourced from Fingrid, downsampled to 5-min mean and refreshed hourly.

Frequency stayed in the 49.877–50.144 Hz band (288 samples).

The largest deviation from the 50.000 Hz nominal was 0.144 Hz at 17:45.

Source: Fingrid Open Data via Volton, CC-BY-4.0.

Daily stats

Avg	Min	Max	Samples
49,997 Hz	49,877	50,144	288

Per 15-minute interval

15-minute MTU clearing prices for 26 May 2026 (Europe/Tallinn).
Time (Europe/Tallinn)	Grid frequency
00:00	49,971
00:05	50,015
00:10	50,020
00:15	50,023
00:20	50,008
00:25	49,997
00:30	49,988
00:35	49,994
00:40	49,995
00:45	50,024
00:50	50,038
00:55	50,059
01:00	50,062
01:05	50,093
01:10	50,065
01:15	50,049
01:20	50,070
01:25	50,054
01:30	50,025
01:35	50,014
01:40	50,027
01:45	49,997
01:50	50,000
01:55	50,011
02:00	49,965
02:05	50,008
02:10	50,007
02:15	50,015
02:20	50,045
02:25	50,037
02:30	50,023
02:35	50,037
02:40	50,027
02:45	49,994
02:50	49,988
02:55	49,964
03:00	49,960
03:05	49,982
03:10	49,991
03:15	49,997
03:20	49,990
03:25	49,985
03:30	49,980
03:35	49,984
03:40	49,993
03:45	49,988
03:50	49,994
03:55	49,984
04:00	49,995
04:05	49,991
04:10	49,985
04:15	49,985
04:20	49,988
04:25	50,006
04:30	49,987
04:35	50,001
04:40	50,000
04:45	49,986
04:50	49,967
04:55	49,981
05:00	49,994
05:05	49,983
05:10	50,016
05:15	50,015
05:20	49,988
05:25	49,988
05:30	49,990
05:35	49,999
05:40	49,992
05:45	49,979
05:50	49,975
05:55	49,992
06:00	50,011
06:05	49,993
06:10	50,009
06:15	50,005
06:20	49,988
06:25	49,976
06:30	49,991
06:35	49,997
06:40	49,996
06:45	50,000
06:50	49,982
06:55	49,995
07:00	49,990
07:05	49,979
07:10	49,993
07:15	49,985
07:20	49,956
07:25	49,976
07:30	50,004
07:35	49,971
07:40	49,969
07:45	50,006
07:50	49,969
07:55	49,990
08:00	49,996
08:05	49,984
08:10	50,007
08:15	50,014
08:20	50,006
08:25	50,016
08:30	49,986
08:35	49,994
08:40	49,992
08:45	50,019
08:50	49,977
08:55	49,989
09:00	49,971
09:05	49,989
09:10	50,008
09:15	49,983
09:20	49,981
09:25	49,996
09:30	50,015
09:35	50,023
09:40	50,014
09:45	50,003
09:50	50,042
09:55	50,062
10:00	50,024
10:05	50,045
10:10	50,034
10:15	49,965
10:20	50,005
10:25	49,999
10:30	49,947
10:35	49,950
10:40	49,968
10:45	49,947
10:50	49,961
10:55	49,967
11:00	49,986
11:05	49,998
11:10	49,985
11:15	49,957
11:20	49,996
11:25	49,984
11:30	49,985
11:35	49,957
11:40	49,939
11:45	49,916
11:50	49,877
11:55	49,903
12:00	49,954
12:05	49,972
12:10	50,011
12:15	50,032
12:20	49,994
12:25	50,000
12:30	49,993
12:35	50,024
12:40	49,983
12:45	49,990
12:50	50,016
12:55	50,025
13:00	50,000
13:05	50,026
13:10	50,055
13:15	50,054
13:20	50,093
13:25	50,065
13:30	49,995
13:35	49,994
13:40	49,977
13:45	49,957
13:50	49,960
13:55	49,971
14:00	50,008
14:05	50,015
14:10	50,036
14:15	50,051
14:20	50,033
14:25	49,979
14:30	49,980
14:35	50,013
14:40	50,020
14:45	49,971
14:50	49,982
14:55	50,016
15:00	49,990
15:05	49,996
15:10	50,002
15:15	50,011
15:20	50,005
15:25	50,001
15:30	49,972
15:35	50,002
15:40	49,987
15:45	50,003
15:50	50,002
15:55	49,986
16:00	50,003
16:05	50,014
16:10	49,984
16:15	49,970
16:20	49,959
16:25	49,941
16:30	49,944
16:35	49,952
16:40	49,976
16:45	49,963
16:50	49,964
16:55	49,980
17:00	49,908
17:05	49,904
17:10	49,976
17:15	49,994
17:20	50,010
17:25	50,053
17:30	50,114
17:35	50,111
17:40	50,109
17:45	50,144
17:50	50,094
17:55	50,004
18:00	49,953
18:05	49,979
18:10	49,980
18:15	49,989
18:20	49,999
18:25	49,984
18:30	49,994
18:35	50,018
18:40	49,988
18:45	49,990
18:50	49,982
18:55	50,009
19:00	50,017
19:05	49,978
19:10	49,976
19:15	49,998
19:20	49,999
19:25	50,007
19:30	50,028
19:35	50,004
19:40	50,018
19:45	50,020
19:50	50,018
19:55	50,007
20:00	50,011
20:05	49,979
20:10	50,005
20:15	49,987
20:20	49,967
20:25	49,989
20:30	50,002
20:35	49,992
20:40	49,987
20:45	49,995
20:50	50,002
20:55	50,000
21:00	49,998
21:05	49,995
21:10	49,992
21:15	50,011
21:20	50,007
21:25	49,970
21:30	50,011
21:35	49,999
21:40	50,001
21:45	49,996
21:50	50,006
21:55	50,021
22:00	50,004
22:05	50,012
22:10	49,992
22:15	50,002
22:20	49,997
22:25	49,982
22:30	49,972
22:35	49,970
22:40	49,955
22:45	49,958
22:50	49,955
22:55	49,963
23:00	49,977
23:05	50,007
23:10	50,029
23:15	49,982
23:20	49,989
23:25	49,985
23:30	49,966
23:35	49,981
23:40	50,002
23:45	50,009
23:50	50,011
23:55	50,006

Source: Fingrid Open Data via Volton, CC-BY-4.0. · Hub: 7-day chart and methodology →