Finland grid frequency

Grid frequency · 28 May 2026

Name: Finland grid frequency — 2026-05-28
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 49.893–50.082 Hz band (288 samples).

The largest deviation from the 50.000 Hz nominal was 0.107 Hz at 10:00.

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

Daily stats

Avg	Min	Max	Samples
49,999 Hz	49,893	50,082	288

Per 15-minute interval

15-minute MTU clearing prices for 28 May 2026 (Europe/Tallinn).
Time (Europe/Tallinn)	Grid frequency
00:00	49,982
00:05	49,995
00:10	50,003
00:15	49,985
00:20	50,007
00:25	49,997
00:30	50,011
00:35	50,021
00:40	50,015
00:45	49,994
00:50	50,001
00:55	49,949
01:00	49,938
01:05	49,950
01:10	49,962
01:15	49,968
01:20	49,989
01:25	49,992
01:30	50,006
01:35	50,009
01:40	49,980
01:45	49,978
01:50	50,003
01:55	49,993
02:00	50,000
02:05	50,011
02:10	50,021
02:15	49,980
02:20	50,026
02:25	50,013
02:30	50,006
02:35	49,985
02:40	49,980
02:45	49,980
02:50	49,999
02:55	50,004
03:00	49,999
03:05	50,006
03:10	50,020
03:15	50,038
03:20	50,031
03:25	50,015
03:30	50,001
03:35	49,991
03:40	49,976
03:45	49,993
03:50	50,009
03:55	49,983
04:00	50,001
04:05	50,008
04:10	50,007
04:15	49,981
04:20	49,977
04:25	49,997
04:30	50,009
04:35	50,001
04:40	49,984
04:45	49,992
04:50	50,023
04:55	50,005
05:00	49,984
05:05	49,996
05:10	49,980
05:15	49,977
05:20	49,981
05:25	50,001
05:30	49,995
05:35	49,998
05:40	49,988
05:45	49,998
05:50	49,978
05:55	49,994
06:00	49,964
06:05	49,977
06:10	49,981
06:15	49,987
06:20	49,961
06:25	49,969
06:30	49,967
06:35	49,920
06:40	49,929
06:45	50,007
06:50	49,986
06:55	49,992
07:00	50,029
07:05	49,993
07:10	49,982
07:15	49,988
07:20	49,977
07:25	49,983
07:30	49,998
07:35	49,971
07:40	49,986
07:45	50,032
07:50	49,993
07:55	50,031
08:00	50,073
08:05	50,044
08:10	50,041
08:15	50,010
08:20	49,976
08:25	49,983
08:30	49,959
08:35	49,972
08:40	49,999
08:45	50,013
08:50	49,988
08:55	49,987
09:00	50,009
09:05	49,977
09:10	50,013
09:15	50,011
09:20	50,004
09:25	49,996
09:30	50,012
09:35	49,967
09:40	49,977
09:45	49,920
09:50	49,936
09:55	49,924
10:00	49,893
10:05	49,927
10:10	50,014
10:15	50,034
10:20	49,968
10:25	50,029
10:30	50,007
10:35	50,003
10:40	50,002
10:45	50,031
10:50	50,035
10:55	49,989
11:00	49,950
11:05	50,005
11:10	50,006
11:15	50,019
11:20	49,979
11:25	49,978
11:30	49,991
11:35	50,027
11:40	49,993
11:45	49,994
11:50	50,009
11:55	50,009
12:00	49,967
12:05	49,968
12:10	49,998
12:15	49,997
12:20	50,018
12:25	50,021
12:30	50,014
12:35	50,027
12:40	50,028
12:45	50,008
12:50	49,980
12:55	50,003
13:00	50,003
13:05	50,025
13:10	50,011
13:15	49,986
13:20	49,990
13:25	49,999
13:30	49,974
13:35	49,977
13:40	49,996
13:45	50,022
13:50	49,988
13:55	49,980
14:00	49,972
14:05	50,012
14:10	50,006
14:15	49,995
14:20	49,994
14:25	49,978
14:30	50,014
14:35	49,998
14:40	50,005
14:45	50,009
14:50	50,002
14:55	50,015
15:00	50,000
15:05	49,973
15:10	50,038
15:15	49,976
15:20	49,982
15:25	50,007
15:30	50,037
15:35	50,003
15:40	50,003
15:45	50,010
15:50	50,005
15:55	49,970
16:00	49,977
16:05	49,998
16:10	49,957
16:15	49,992
16:20	49,950
16:25	49,987
16:30	49,961
16:35	49,935
16:40	49,957
16:45	50,001
16:50	49,999
16:55	50,037
17:00	50,010
17:05	50,005
17:10	49,997
17:15	50,008
17:20	50,001
17:25	50,049
17:30	50,075
17:35	50,056
17:40	50,003
17:45	50,025
17:50	50,030
17:55	50,028
18:00	50,014
18:05	50,019
18:10	49,973
18:15	50,010
18:20	49,978
18:25	49,988
18:30	49,990
18:35	49,987
18:40	50,001
18:45	49,979
18:50	49,986
18:55	50,010
19:00	50,011
19:05	49,995
19:10	50,005
19:15	49,999
19:20	50,017
19:25	50,006
19:30	50,010
19:35	50,012
19:40	49,972
19:45	49,960
19:50	49,964
19:55	49,940
20:00	49,986
20:05	50,004
20:10	49,994
20:15	49,996
20:20	49,985
20:25	49,968
20:30	50,002
20:35	49,992
20:40	50,014
20:45	50,005
20:50	49,987
20:55	50,007
21:00	49,986
21:05	49,982
21:10	49,966
21:15	49,988
21:20	49,963
21:25	49,981
21:30	50,022
21:35	50,009
21:40	50,015
21:45	49,998
21:50	50,006
21:55	50,005
22:00	50,003
22:05	50,001
22:10	50,029
22:15	50,072
22:20	50,062
22:25	50,072
22:30	50,050
22:35	50,066
22:40	50,065
22:45	50,046
22:50	50,035
22:55	50,024
23:00	50,025
23:05	50,039
23:10	50,048
23:15	50,054
23:20	50,077
23:25	50,082
23:30	50,042
23:35	50,062
23:40	50,019
23:45	49,994
23:50	50,014
23:55	49,999

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