Finland grid frequency

Grid frequency · 21 June 2026

Name: Finland grid frequency — 2026-06-21
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 49.890–50.107 Hz band (288 samples).

The largest deviation from the 50.000 Hz nominal was 0.110 Hz at 00:00.

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

Daily stats

Avg	Min	Max	Samples
50,000 Hz	49,890	50,107	288

Per 15-minute interval

15-minute MTU clearing prices for 21 June 2026 (Europe/Tallinn).
Time (Europe/Tallinn)	Grid frequency
00:00	49,890
00:05	49,929
00:10	49,963
00:15	49,976
00:20	49,965
00:25	49,971
00:30	49,953
00:35	49,959
00:40	49,978
00:45	49,964
00:50	49,968
00:55	49,980
01:00	50,075
01:05	50,077
01:10	50,083
01:15	50,016
01:20	50,048
01:25	50,014
01:30	49,977
01:35	49,993
01:40	50,019
01:45	50,020
01:50	50,020
01:55	50,030
02:00	50,002
02:05	50,008
02:10	49,977
02:15	49,964
02:20	49,944
02:25	49,946
02:30	49,977
02:35	49,982
02:40	49,972
02:45	49,991
02:50	50,006
02:55	49,998
03:00	50,005
03:05	50,003
03:10	50,002
03:15	50,012
03:20	49,997
03:25	50,002
03:30	49,990
03:35	49,992
03:40	50,015
03:45	50,010
03:50	50,013
03:55	49,998
04:00	50,007
04:05	50,009
04:10	49,994
04:15	49,994
04:20	49,994
04:25	49,998
04:30	50,007
04:35	50,012
04:40	49,989
04:45	49,998
04:50	50,003
04:55	49,998
05:00	50,006
05:05	50,000
05:10	49,992
05:15	49,992
05:20	49,983
05:25	49,977
05:30	49,990
05:35	49,981
05:40	49,979
05:45	49,976
05:50	49,937
05:55	49,982
06:00	49,946
06:05	49,964
06:10	49,978
06:15	50,000
06:20	49,997
06:25	49,994
06:30	50,012
06:35	50,018
06:40	50,020
06:45	50,019
06:50	50,022
06:55	50,004
07:00	49,977
07:05	49,977
07:10	50,014
07:15	50,016
07:20	50,002
07:25	49,996
07:30	50,013
07:35	49,988
07:40	49,999
07:45	50,035
07:50	50,003
07:55	49,997
08:00	49,991
08:05	50,002
08:10	50,007
08:15	49,996
08:20	49,996
08:25	50,030
08:30	50,022
08:35	49,995
08:40	50,012
08:45	50,012
08:50	49,999
08:55	50,003
09:00	50,012
09:05	50,025
09:10	50,012
09:15	50,016
09:20	50,000
09:25	49,993
09:30	50,008
09:35	50,003
09:40	50,034
09:45	50,025
09:50	50,017
09:55	50,043
10:00	50,049
10:05	50,061
10:10	50,033
10:15	50,019
10:20	50,014
10:25	50,041
10:30	50,030
10:35	50,030
10:40	50,084
10:45	50,033
10:50	50,014
10:55	49,971
11:00	49,973
11:05	49,993
11:10	50,005
11:15	50,009
11:20	49,999
11:25	49,991
11:30	49,992
11:35	49,988
11:40	49,990
11:45	49,985
11:50	49,990
11:55	49,987
12:00	50,019
12:05	49,986
12:10	50,008
12:15	50,003
12:20	50,005
12:25	49,997
12:30	49,983
12:35	50,000
12:40	50,006
12:45	49,986
12:50	50,002
12:55	49,988
13:00	50,010
13:05	49,983
13:10	49,972
13:15	49,994
13:20	50,010
13:25	50,015
13:30	49,996
13:35	49,996
13:40	50,014
13:45	49,980
13:50	49,993
13:55	50,003
14:00	49,981
14:05	49,994
14:10	49,990
14:15	49,994
14:20	49,999
14:25	49,994
14:30	49,980
14:35	49,989
14:40	50,003
14:45	50,004
14:50	50,000
14:55	50,002
15:00	50,001
15:05	49,991
15:10	50,001
15:15	50,000
15:20	49,999
15:25	50,002
15:30	50,011
15:35	50,002
15:40	49,977
15:45	50,012
15:50	49,994
15:55	50,014
16:00	50,013
16:05	50,008
16:10	50,049
16:15	50,044
16:20	50,056
16:25	50,063
16:30	50,060
16:35	50,034
16:40	49,999
16:45	49,992
16:50	49,966
16:55	49,992
17:00	49,977
17:05	49,973
17:10	49,960
17:15	50,018
17:20	50,013
17:25	50,018
17:30	50,107
17:35	50,089
17:40	50,034
17:45	50,010
17:50	49,978
17:55	49,982
18:00	49,984
18:05	49,981
18:10	49,964
18:15	49,981
18:20	49,973
18:25	49,969
18:30	50,033
18:35	49,981
18:40	49,980
18:45	50,039
18:50	50,053
18:55	50,048
19:00	50,053
19:05	50,043
19:10	50,002
19:15	49,999
19:20	49,978
19:25	49,990
19:30	50,024
19:35	49,994
19:40	50,004
19:45	50,051
19:50	50,034
19:55	50,051
20:00	50,021
20:05	49,976
20:10	49,980
20:15	49,997
20:20	49,989
20:25	49,987
20:30	49,986
20:35	49,987
20:40	49,969
20:45	49,971
20:50	49,974
20:55	49,970
21:00	49,949
21:05	49,949
21:10	49,946
21:15	49,918
21:20	49,891
21:25	49,914
21:30	49,932
21:35	49,914
21:40	49,900
21:45	49,927
21:50	49,927
21:55	49,960
22:00	49,978
22:05	49,961
22:10	49,973
22:15	49,997
22:20	50,000
22:25	49,993
22:30	49,980
22:35	49,992
22:40	50,016
22:45	50,025
22:50	50,014
22:55	50,042
23:00	50,053
23:05	50,085
23:10	50,094
23:15	50,092
23:20	50,097
23:25	50,081
23:30	50,036
23:35	50,044
23:40	50,023
23:45	50,000
23:50	50,020
23:55	50,027

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