Extreme rain in Finland and 8 other countries, 2 to 8 October 2023

Name: Extreme rain in Finland and 8 other countries, 2 to 8 October 2023
Start: 2023-10-02
End: 2023-10-08
Location: Finland, Sweden, Russia, Estonia, Latvia, Germany, Belarus, Denmark, Lithuania

Extreme rain in Finland and 8 other countries, 2 to 8 October 2023: 174 records at 141 stations, peak on 3 October 2023. Closed.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Key Facts

Extreme rain in Finland and 8 other countries, 2 to 8 October 2023 set or tied 174 station records at 141 stations.
It ran from 2 October 2023 to 8 October 2023 (7 days) and its peak day was 3 October 2023.
Status: closed.
Pudoz set a monthly record daily precipitation of 55.1 mm (2.2 in) on 4 October 2023.
The busiest day was 3 October 2023 with 57 records.
The oldest broken record in the ranked list had stood for 142 years.

Footprint

2 to 8 October 2023

The area covered by Extreme rain in Finland and 8 other countries, 2 to 8 October 2023 is outlined, with 19 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in Finland and 8 other countries, 2 to 8 October 2023: stations that set records in the event
Station	Type	Value	Date
Pudoz	Record daily precipitation	55.1 mm (2.2 in)	2023-10-04
Holmbo_D	Record daily precipitation	40.0 mm (1.6 in)	2023-10-03
Kisa_D	Record daily precipitation	43.0 mm (1.7 in)	2023-10-03
Hestra	Record daily precipitation	54.5 mm (2.1 in)	2023-10-03
Norra_VI_D	Record daily precipitation	46.0 mm (1.8 in)	2023-10-03
Kolka	Record daily precipitation	36.6 mm (1.4 in)	2023-10-05
Pinega	Record daily precipitation	30.0 mm (1.2 in)	2023-10-05
Petrozawodsk	Record daily precipitation	40.9 mm (1.6 in)	2023-10-04
Olonec	Record daily precipitation	38.1 mm (1.5 in)	2023-10-04
Vozega	Record daily precipitation	27.9 mm (1.1 in)	2023-10-06
Flyvestation Aalborg	Record daily precipitation	29.0 mm (1.1 in)	2023-10-05
Jogeva	Record daily precipitation	22.9 mm (0.9 in)	2023-10-05
Parnu	Record daily precipitation	20.3 mm (0.8 in)	2023-10-05
Tooma	Record daily precipitation	17.8 mm (0.7 in)	2023-10-05
Mikkeli Lentoasema	Record daily precipitation	19.6 mm (0.8 in)	2023-10-06
Kunda	Record daily precipitation	23.4 mm (0.9 in)	2023-10-07
Narva	Record daily precipitation	17.8 mm (0.7 in)	2023-10-07
Aluksne	Record daily precipitation	22.6 mm (0.9 in)	2023-10-07
Ljuban	Record daily precipitation	21.1 mm (0.8 in)	2023-10-08

Records per Day

Peak day 57

Records set or tied each day from 2 October 2023 to 8 October 2023. The most in one day was 57 on 3 October 2023.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Finland and 8 other countries, 2 to 8 October 2023 ranked by margin
Norra_VI_D, 10-03	23.0 mm (0.9 in)
Pudoz, 10-04	21.8 mm (0.9 in)
Holmbo_D, 10-03	21.5 mm (0.8 in)
Hestra, 10-03	21.5 mm (0.8 in)
Kolka, 10-05	16.9 mm (0.7 in)
Olonec, 10-04	14.7 mm (0.6 in)
Mikkeli Lentoasema, 10-07	14.7 mm (0.6 in)
Aluksne, 10-07	13.9 mm (0.5 in)
Ljuban, 10-08	13.2 mm (0.5 in)
Flyvestation Aalborg, 10-05	13.0 mm (0.5 in)
Petrozawodsk, 10-04	12.7 mm (0.5 in)
Vozega, 10-06	12.7 mm (0.5 in)
Kisa_D, 10-03	12.5 mm (0.5 in)
Mikkeli Lentoasema, 10-06	9.1 mm (0.36 in)
Pinega, 10-05	8.1 mm (0.32 in)

Margin is how far the new value is beyond the record it replaced. Ties are not shown.

Margin Against Age of the Broken Record

174 records plotted by how far they beat the old record (across) and how many years the old record had stood (up). Long standing records beaten by a wide margin sit in the top right.

Margin against age of the broken record in Extreme rain in Finland and 8 other countries, 2 to 8 October 2023
Margin (mm)	Years the old record stood
22	34
22	70
13	72
22	16
15	48
23	14
17	48
8	45
8	88
6	142
13	8
13	42
15	56
13	44
4	101
14	40
3	100
5	88
13	46
9	57
4	108
3	67
8	60
13	48
9	60
10	48
2	121
14	13
13	2
8	37
1	122
5	52
10	28
9	41
4	55
8	64
8	52
9	60
8	32
14	24
7	42
8	9
5	60
5	60
12	28
15	13
6	60
7	38
13	13
11	28
4	66
5	56
6	60
3	66
6	44
2	49
4	56
8	20
11	13
10	28
6	48
1	73
9	28
11	24
7	38
9	41
7	40
7	41
12	13
10	13
6	38
7	42
9	24
3	60
2	72
2	56
7	4
2	54
10	13
2	65
3	40
8	24
7	20
7	16
2	56
4	45
3	44
6	24
4	40
2	15
5	38
6	28
4	24
3	45
7	28
1	56
1	56
2	56
1	54
3	45
5	28
6	28
5	13
1	42
6	24
2	48
6	20
5	38
5	14
1	45
4	20
4	24
1	52
5	10
2	41
2	45
3	28
0	42
3	28
6	14
1	44
1	40
3	21
6	16
4	5
3	28
4	13
5	14
4	20
0	48
1	45
1	9
2	30
0	40
4	28
4	13
3	24
5	2
3	10
4	2
2	24
3	20
2	18
4	20
6	1
1	28
2	24
0	33
3	13
5	13
3	13
1	32
1	28
6	1
1	28
3	4
2	13
0	24
0	28
1	20
2	2
0	16
0	20
2	14
0	20
0	20
1	18
4	1
2	5
1	5
2	0
2	5
1	13
0	2

Compared With Other Events

Station records per event

Station records in Extreme rain in Finland and 8 other countries, 2 to 8 October 2023 compared with similar events
Extreme rain in United States and Mexico, 23 February to 15 March 2019	2,223 records
Extreme rain in United States, 3 to 19 January 2024	2,133 records
Extreme rain in Australia, 7 to 26 March 2021	2,099 records
Extreme rain in United States and Mexico, 29 September to 19 October 2018	1,970 records
Extreme rain in United States, 19 December 2022 to 13 January 2023	1,941 records
Extreme rain in Finland and 8 other countries, 2 to 8 October 2023 (this event)	174 records

Every Record Set

20 of 174

Every record set or tied during Extreme rain in Finland and 8 other countries, 2 to 8 October 2023, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2023-10-03	Holmbo_D	Record daily precipitation	40.0 mm (1.6 in)	21.5 mm (0.8 in)	70	65 of 100 (Major)
2023-10-03	Kisa_D	Record daily precipitation	43.0 mm (1.7 in)	12.5 mm (0.5 in)	72	64 of 100 (Major)
2023-10-03	Hestra	Record daily precipitation	54.5 mm (2.1 in)	21.5 mm (0.8 in)	16	59 of 100 (Notable)
2023-10-03	Norra_VI_D	Record daily precipitation	46.0 mm (1.8 in)	23.0 mm (0.9 in)	14	57 of 100 (Notable)
2023-10-04	Pudoz	Record daily precipitation	55.1 mm (2.2 in)	21.8 mm (0.9 in)	34	68 of 100 (Major)
2023-10-04	Petrozawodsk	Record daily precipitation	40.9 mm (1.6 in)	12.7 mm (0.5 in)	8	52 of 100 (Notable)
2023-10-04	Olonec	Record daily precipitation	38.1 mm (1.5 in)	14.7 mm (0.6 in)	56	50 of 100 (Notable)
2023-10-05	Kolka	Record daily precipitation	36.6 mm (1.4 in)	16.9 mm (0.7 in)	48	55 of 100 (Notable)
2023-10-05	Pinega	Record daily precipitation	30.0 mm (1.2 in)	8.1 mm (0.32 in)	45	55 of 100 (Notable)
2023-10-05	Flyvestation Aalborg	Record daily precipitation	29.0 mm (1.1 in)	13.0 mm (0.5 in)	46	46 of 100 (Notable)
2023-10-05	Jogeva	Record daily precipitation	22.9 mm (0.9 in)	7.9 mm (0.31 in)	88	20 of 100 (Routine)
2023-10-05	Parnu	Record daily precipitation	20.3 mm (0.8 in)	6.0 mm (0.24 in)	142	20 of 100 (Routine)
2023-10-05	Tooma	Record daily precipitation	17.8 mm (0.7 in)	5.0 mm (0.20 in)	88	20 of 100 (Routine)
2023-10-06	Vozega	Record daily precipitation	27.9 mm (1.1 in)	12.7 mm (0.5 in)	44	50 of 100 (Notable)
2023-10-06	Mikkeli Lentoasema	Record daily precipitation	19.6 mm (0.8 in)	9.1 mm (0.36 in)	57	20 of 100 (Routine)
2023-10-07	Kunda	Record daily precipitation	23.4 mm (0.9 in)	3.4 mm (0.13 in)	100	20 of 100 (Routine)
2023-10-07	Narva	Record daily precipitation	17.8 mm (0.7 in)	3.6 mm (0.14 in)	101	20 of 100 (Routine)
2023-10-07	Mikkeli Lentoasema	Record daily precipitation	22.6 mm (0.9 in)	14.7 mm (0.6 in)	48	20 of 100 (Routine)
2023-10-07	Aluksne	Record daily precipitation	22.6 mm (0.9 in)	13.9 mm (0.5 in)	40	20 of 100 (Routine)
2023-10-08	Ljuban	Record daily precipitation	21.1 mm (0.8 in)	13.2 mm (0.5 in)	42	20 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 174 records the event counts. The counts above use the full total.

Related Headlines

Third party news, headline and link only

Download the Data

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.

Date	Records
2023-10-02	4
2023-10-03	57
2023-10-04	30
2023-10-05	23
2023-10-06	28
2023-10-07	26
2023-10-08	6

Margin (mm)	Years the old record stood
22	34
22	70
13	72
22	16
15	48
23	14
17	48
8	45
8	88
6	142
13	8
13	42
15	56
13	44
4	101
14	40
3	100
5	88
13	46
9	57
4	108
3	67
8	60
13	48
9	60
10	48
2	121
14	13
13	2
8	37
1	122
5	52
10	28
9	41
4	55
8	64
8	52
9	60
8	32
14	24
7	42
8	9
5	60
5	60
12	28
15	13
6	60
7	38
13	13
11	28
4	66
5	56
6	60
3	66
6	44
2	49
4	56
8	20
11	13
10	28
6	48
1	73
9	28
11	24
7	38
9	41
7	40
7	41
12	13
10	13
6	38
7	42
9	24
3	60
2	72
2	56
7	4
2	54
10	13
2	65
3	40
8	24
7	20
7	16
2	56
4	45
3	44
6	24
4	40
2	15
5	38
6	28
4	24
3	45
7	28
1	56
1	56
2	56
1	54
3	45
5	28
6	28
5	13
1	42
6	24
2	48
6	20
5	38
5	14
1	45
4	20
4	24
1	52
5	10
2	41
2	45
3	28
0	42
3	28
6	14
1	44
1	40
3	21
6	16
4	5
3	28
4	13
5	14
4	20
0	48
1	45
1	9
2	30
0	40
4	28
4	13
3	24
5	2
3	10
4	2
2	24
3	20
2	18
4	20
6	1
1	28
2	24
0	33
3	13
5	13
3	13
1	32
1	28
6	1
1	28
3	4
2	13
0	24
0	28
1	20
2	2
0	16
0	20
2	14
0	20
0	20
1	18
4	1
2	5
1	5
2	0
2	5
1	13
0	2

Margin (mm)	Years the old record stood
22	34
22	70
13	72
22	16
15	48
23	14
17	48
8	45
8	88
6	142
13	8
13	42
15	56
13	44
4	101
14	40
3	100
5	88
13	46
9	57
4	108
3	67
8	60
13	48
9	60
10	48
2	121
14	13
13	2
8	37
1	122
5	52
10	28
9	41
4	55
8	64
8	52
9	60
8	32
14	24
7	42
8	9
5	60
5	60
12	28
15	13
6	60
7	38
13	13
11	28
4	66
5	56
6	60
3	66
6	44
2	49
4	56
8	20
11	13
10	28
6	48
1	73
9	28
11	24
7	38
9	41
7	40
7	41
12	13
10	13
6	38
7	42
9	24
3	60
2	72
2	56
7	4
2	54
10	13
2	65
3	40
8	24
7	20
7	16
2	56
4	45
3	44
6	24
4	40
2	15
5	38
6	28
4	24
3	45
7	28
1	56
1	56
2	56
1	54
3	45
5	28
6	28
5	13
1	42
6	24
2	48
6	20
5	38
5	14
1	45
4	20
4	24
1	52
5	10
2	41
2	45
3	28
0	42
3	28
6	14
1	44
1	40
3	21
6	16
4	5
3	28
4	13
5	14
4	20
0	48
1	45
1	9
2	30
0	40
4	28
4	13
3	24
5	2
3	10
4	2
2	24
3	20
2	18
4	20
6	1
1	28
2	24
0	33
3	13
5	13
3	13
1	32
1	28
6	1
1	28
3	4
2	13
0	24
0	28
1	20
2	2
0	16
0	20
2	14
0	20
0	20
1	18
4	1
2	5
1	5
2	0
2	5
1	13
0	2

Margin (mm)	Years the old record stood
22	34
22	70
13	72
22	16
15	48
23	14
17	48
8	45
8	88
6	142
13	8
13	42
15	56
13	44
4	101
14	40
3	100
5	88
13	46
9	57
4	108
3	67
8	60
13	48
9	60
10	48
2	121
14	13
13	2
8	37
1	122
5	52
10	28
9	41
4	55
8	64
8	52
9	60
8	32
14	24
7	42
8	9
5	60
5	60
12	28
15	13
6	60
7	38
13	13
11	28
4	66
5	56
6	60
3	66
6	44
2	49
4	56
8	20
11	13
10	28
6	48
1	73
9	28
11	24
7	38
9	41
7	40
7	41
12	13
10	13
6	38
7	42
9	24
3	60
2	72
2	56
7	4
2	54
10	13
2	65
3	40
8	24
7	20
7	16
2	56
4	45
3	44
6	24
4	40
2	15
5	38
6	28
4	24
3	45
7	28
1	56
1	56
2	56
1	54
3	45
5	28
6	28
5	13
1	42
6	24
2	48
6	20
5	38
5	14
1	45
4	20
4	24
1	52
5	10
2	41
2	45
3	28
0	42
3	28
6	14
1	44
1	40
3	21
6	16
4	5
3	28
4	13
5	14
4	20
0	48
1	45
1	9
2	30
0	40
4	28
4	13
3	24
5	2
3	10
4	2
2	24
3	20
2	18
4	20
6	1
1	28
2	24
0	33
3	13
5	13
3	13
1	32
1	28
6	1
1	28
3	4
2	13
0	24
0	28
1	20
2	2
0	16
0	20
2	14
0	20
0	20
1	18
4	1
2	5
1	5
2	0
2	5
1	13
0	2