Extreme rain in Netherlands and 8 other countries, 18 to 23 October 2021

Name: Extreme rain in Netherlands and 8 other countries, 18 to 23 October 2021
Start: 2021-10-18
End: 2021-10-23
Location: Netherlands, Finland, Sweden, Germany, Norway, Russia, United Kingdom, Estonia, France

Extreme rain in Netherlands and 8 other countries, 18 to 23 October 2021: 418 records at 385 stations, peak on 20 October 2021. Closed.

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

Key Facts

Extreme rain in Netherlands and 8 other countries, 18 to 23 October 2021 set or tied 418 station records at 385 stations.
It ran from 18 October 2021 to 23 October 2021 (6 days) and its peak day was 20 October 2021.
Status: closed.
Ljungby set a monthly record daily precipitation of 56.1 mm (2.2 in) on 20 October 2021.
The busiest day was 20 October 2021 with 249 records.
The oldest broken record in the ranked list had stood for 129 years.

Footprint

18 to 23 October 2021

The area covered by Extreme rain in Netherlands and 8 other countries, 18 to 23 October 2021 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in Netherlands and 8 other countries, 18 to 23 October 2021: stations that set records in the event
Station	Type	Value	Date
Ljungby	Record daily precipitation	56.1 mm (2.2 in)	2021-10-20
Heeg	Record daily precipitation	59.2 mm (2.3 in)	2021-10-20
Haparanda	Record daily precipitation	27.9 mm (1.1 in)	2021-10-20
Olonec	Record daily precipitation	27.9 mm (1.1 in)	2021-10-22
Kristianstad	Record daily precipitation	29.1 mm (1.1 in)	2021-10-21
List/Sylt	Record daily precipitation	39.3 mm (1.5 in)	2021-10-20
De Kooy	Record daily precipitation	37.4 mm (1.5 in)	2021-10-21
Zandvoort	Record daily precipitation	37.6 mm (1.5 in)	2021-10-20
Tullinge A	Record daily precipitation	25.7 mm (1.0 in)	2021-10-21
Pakri	Record daily precipitation	26.7 mm (1.1 in)	2021-10-20
Makkum	Record daily precipitation	31.2 mm (1.2 in)	2021-10-20
Lund	Record daily precipitation	28.5 mm (1.1 in)	2021-10-21
Angardsvatnet	Record daily precipitation	41.3 mm (1.6 in)	2021-10-22
Anna Paulowna	Record daily precipitation	36.6 mm (1.4 in)	2021-10-20
Hafsas	Record daily precipitation	50.3 mm (2.0 in)	2021-10-22
Castricum	Record daily precipitation	54.1 mm (2.1 in)	2021-10-20
Kuusiku	Record daily precipitation	23.9 mm (0.9 in)	2021-10-20
Ristna	Record daily precipitation	21.6 mm (0.9 in)	2021-10-20
Toholampi Oravala	Record daily precipitation	23.5 mm (0.9 in)	2021-10-20
Falsterbo	Record daily precipitation	22.1 mm (0.9 in)	2021-10-21

Records per Day

Peak day 249

Records set or tied each day from 18 October 2021 to 23 October 2021. The most in one day was 249 on 20 October 2021.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Netherlands and 8 other countries, 18 to 23 October 2021 ranked by margin
Hafsas, 10-22	39.6 mm (1.6 in)
Castricum, 10-20	28.1 mm (1.1 in)
De Kooy, 10-21	23.2 mm (0.9 in)
List/Sylt, 10-20	20.6 mm (0.8 in)
Angardsvatnet, 10-22	19.9 mm (0.8 in)
Anna Paulowna, 10-20	19.4 mm (0.8 in)
Makkum, 10-20	16.5 mm (0.6 in)
Heeg, 10-20	16.2 mm (0.6 in)
Ljungby, 10-20	16.1 mm (0.6 in)
Olonec, 10-22	15.2 mm (0.6 in)
Toholampi Oravala, 10-20	14.7 mm (0.6 in)
Tullinge A, 10-21	14.3 mm (0.6 in)
Zandvoort, 10-20	13.4 mm (0.5 in)
Pakri, 10-20	11.3 mm (0.4 in)
Haparanda, 10-20	11.0 mm (0.4 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

418 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 Netherlands and 8 other countries, 18 to 23 October 2021
Margin (mm)	Years the old record stood
16	95
16	57
11	112
15	72
9	129
21	35
23	60
9	92
13	88
7	129
15	50
14	66
11	56
17	48
20	52
6	129
10	72
19	40
40	24
28	4
17	35
22	24
7	60
28	4
15	40
16	40
13	1
20	35
16	35
14	40
4	92
15	48
14	51
12	72
7	94
14	32
9	71
13	40
10	72
15	40
13	35
5	57
12	51
14	40
16	28
3	100
6	80
20	4
9	66
13	31
1	99
16	28
2	67
15	35
16	40
16	35
31	39
6	74
6	60
13	32
16	24
1	100
19	38
11	40
7	66
0	98
14	18
14	28
11	40
13	28
8	36
7	50
9	63
10	40
13	40
3	76
7	51
9	40
8	50
8	36
11	40
14	24
8	31
9	47
6	66
18	16
7	12
5	55
10	48
13	32
1	88
30	36
17	38
5	51
15	40
9	35
10	16
8	39
6	50
9	35
26	50
7	50
8	28
7	36
9	35
9	35
0	57
3	72
12	12
2	74
11	20
7	24
10	32
5	50
8	35
8	36
11	35
13	24
15	2
8	35
5	56
8	26
0	78
12	12
5	50
15	4
7	40
8	40
8	35
7	48
15	7
10	23
8	40
8	35
10	16
7	40
7	40
8	32
11	11
6	39
1	60
6	40
8	35
9	16
6	47
7	35
6	35
9	35
11	24
6	38
3	51
7	35
9	39
2	62
6	35
5	40
8	35
6	35
9	52
5	43
7	40
12	28
3	39
8	30
9	35
4	39
3	50
4	47
3	50
9	36
7	16
11	4
5	40
5	26
8	8
0	56
3	35
3	54
5	39
9	35
0	66
6	35
4	40
11	18
11	24
8	11
15	40
10	11
5	32
9	12
4	36
8	19
2	52
4	40
11	4
3	22
3	40
10	4
11	4
10	4

Compared With Other Events

Station records per event

Station records in Extreme rain in Netherlands and 8 other countries, 18 to 23 October 2021 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 Netherlands and 8 other countries, 18 to 23 October 2021 (this event)	418 records

Every Record Set

20 of 418

Every record set or tied during Extreme rain in Netherlands and 8 other countries, 18 to 23 October 2021, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2021-10-20	Ljungby	Record daily precipitation	56.1 mm (2.2 in)	16.1 mm (0.6 in)	95	78 of 100 (Major)
2021-10-20	Heeg	Record daily precipitation	59.2 mm (2.3 in)	16.2 mm (0.6 in)	57	63 of 100 (Major)
2021-10-20	Haparanda	Record daily precipitation	27.9 mm (1.1 in)	11.0 mm (0.4 in)	112	61 of 100 (Major)
2021-10-20	List/Sylt	Record daily precipitation	39.3 mm (1.5 in)	20.6 mm (0.8 in)	35	58 of 100 (Notable)
2021-10-20	Zandvoort	Record daily precipitation	37.6 mm (1.5 in)	13.4 mm (0.5 in)	88	56 of 100 (Notable)
2021-10-20	Pakri	Record daily precipitation	26.7 mm (1.1 in)	11.3 mm (0.4 in)	56	52 of 100 (Notable)
2021-10-20	Makkum	Record daily precipitation	31.2 mm (1.2 in)	16.5 mm (0.6 in)	48	52 of 100 (Notable)
2021-10-20	Anna Paulowna	Record daily precipitation	36.6 mm (1.4 in)	19.4 mm (0.8 in)	40	51 of 100 (Notable)
2021-10-20	Castricum	Record daily precipitation	54.1 mm (2.1 in)	28.1 mm (1.1 in)	4	50 of 100 (Notable)
2021-10-20	Kuusiku	Record daily precipitation	23.9 mm (0.9 in)	10.4 mm (0.4 in)	72	20 of 100 (Routine)
2021-10-20	Ristna	Record daily precipitation	21.6 mm (0.9 in)	9.0 mm (0.35 in)	92	20 of 100 (Routine)
2021-10-20	Toholampi Oravala	Record daily precipitation	23.5 mm (0.9 in)	14.7 mm (0.6 in)	50	20 of 100 (Routine)
2021-10-21	Kristianstad	Record daily precipitation	29.1 mm (1.1 in)	8.9 mm (0.35 in)	129	59 of 100 (Notable)
2021-10-21	De Kooy	Record daily precipitation	37.4 mm (1.5 in)	23.2 mm (0.9 in)	60	58 of 100 (Notable)
2021-10-21	Tullinge A	Record daily precipitation	25.7 mm (1.0 in)	14.3 mm (0.6 in)	66	53 of 100 (Notable)
2021-10-21	Lund	Record daily precipitation	28.5 mm (1.1 in)	6.3 mm (0.25 in)	129	52 of 100 (Notable)
2021-10-21	Falsterbo	Record daily precipitation	22.1 mm (0.9 in)	6.5 mm (0.26 in)	129	20 of 100 (Routine)
2021-10-22	Olonec	Record daily precipitation	27.9 mm (1.1 in)	15.2 mm (0.6 in)	72	60 of 100 (Major)
2021-10-22	Angardsvatnet	Record daily precipitation	41.3 mm (1.6 in)	19.9 mm (0.8 in)	52	52 of 100 (Notable)
2021-10-22	Hafsas	Record daily precipitation	50.3 mm (2.0 in)	39.6 mm (1.6 in)	24	51 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 418 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
2021-10-18	1
2021-10-19	42
2021-10-20	249
2021-10-21	89
2021-10-22	34
2021-10-23	3

Margin (mm)	Years the old record stood
16	95
16	57
11	112
15	72
9	129
21	35
23	60
9	92
13	88
7	129
15	50
14	66
11	56
17	48
20	52
6	129
10	72
19	40
40	24
28	4
17	35
22	24
7	60
28	4
15	40
16	40
13	1
20	35
16	35
14	40
4	92
15	48
14	51
12	72
7	94
14	32
9	71
13	40
10	72
15	40
13	35
5	57
12	51
14	40
16	28
3	100
6	80
20	4
9	66
13	31
1	99
16	28
2	67
15	35
16	40
16	35
31	39
6	74
6	60
13	32
16	24
1	100
19	38
11	40
7	66
0	98
14	18
14	28
11	40
13	28
8	36
7	50
9	63
10	40
13	40
3	76
7	51
9	40
8	50
8	36
11	40
14	24
8	31
9	47
6	66
18	16
7	12
5	55
10	48
13	32
1	88
30	36
17	38
5	51
15	40
9	35
10	16
8	39
6	50
9	35
26	50
7	50
8	28
7	36
9	35
9	35
0	57
3	72
12	12
2	74
11	20
7	24
10	32
5	50
8	35
8	36
11	35
13	24
15	2
8	35
5	56
8	26
0	78
12	12
5	50
15	4
7	40
8	40
8	35
7	48
15	7
10	23
8	40
8	35
10	16
7	40
7	40
8	32
11	11
6	39
1	60
6	40
8	35
9	16
6	47
7	35
6	35
9	35
11	24
6	38
3	51
7	35
9	39
2	62
6	35
5	40
8	35
6	35
9	52
5	43
7	40
12	28
3	39
8	30
9	35
4	39
3	50
4	47
3	50
9	36
7	16
11	4
5	40
5	26
8	8
0	56
3	35
3	54
5	39
9	35
0	66
6	35
4	40
11	18
11	24
8	11
15	40
10	11
5	32
9	12
4	36
8	19
2	52
4	40
11	4
3	22
3	40
10	4
11	4
10	4

Margin (mm)	Years the old record stood
16	95
16	57
11	112
15	72
9	129
21	35
23	60
9	92
13	88
7	129
15	50
14	66
11	56
17	48
20	52
6	129
10	72
19	40
40	24
28	4
17	35
22	24
7	60
28	4
15	40
16	40
13	1
20	35
16	35
14	40
4	92
15	48
14	51
12	72
7	94
14	32
9	71
13	40
10	72
15	40
13	35
5	57
12	51
14	40
16	28
3	100
6	80
20	4
9	66
13	31
1	99
16	28
2	67
15	35
16	40
16	35
31	39
6	74
6	60
13	32
16	24
1	100
19	38
11	40
7	66
0	98
14	18
14	28
11	40
13	28
8	36
7	50
9	63
10	40
13	40
3	76
7	51
9	40
8	50
8	36
11	40
14	24
8	31
9	47
6	66
18	16
7	12
5	55
10	48
13	32
1	88
30	36
17	38
5	51
15	40
9	35
10	16
8	39
6	50
9	35
26	50
7	50
8	28
7	36
9	35
9	35
0	57
3	72
12	12
2	74
11	20
7	24
10	32
5	50
8	35
8	36
11	35
13	24
15	2
8	35
5	56
8	26
0	78
12	12
5	50
15	4
7	40
8	40
8	35
7	48
15	7
10	23
8	40
8	35
10	16
7	40
7	40
8	32
11	11
6	39
1	60
6	40
8	35
9	16
6	47
7	35
6	35
9	35
11	24
6	38
3	51
7	35
9	39
2	62
6	35
5	40
8	35
6	35
9	52
5	43
7	40
12	28
3	39
8	30
9	35
4	39
3	50
4	47
3	50
9	36
7	16
11	4
5	40
5	26
8	8
0	56
3	35
3	54
5	39
9	35
0	66
6	35
4	40
11	18
11	24
8	11
15	40
10	11
5	32
9	12
4	36
8	19
2	52
4	40
11	4
3	22
3	40
10	4
11	4
10	4

Margin (mm)	Years the old record stood
16	95
16	57
11	112
15	72
9	129
21	35
23	60
9	92
13	88
7	129
15	50
14	66
11	56
17	48
20	52
6	129
10	72
19	40
40	24
28	4
17	35
22	24
7	60
28	4
15	40
16	40
13	1
20	35
16	35
14	40
4	92
15	48
14	51
12	72
7	94
14	32
9	71
13	40
10	72
15	40
13	35
5	57
12	51
14	40
16	28
3	100
6	80
20	4
9	66
13	31
1	99
16	28
2	67
15	35
16	40
16	35
31	39
6	74
6	60
13	32
16	24
1	100
19	38
11	40
7	66
0	98
14	18
14	28
11	40
13	28
8	36
7	50
9	63
10	40
13	40
3	76
7	51
9	40
8	50
8	36
11	40
14	24
8	31
9	47
6	66
18	16
7	12
5	55
10	48
13	32
1	88
30	36
17	38
5	51
15	40
9	35
10	16
8	39
6	50
9	35
26	50
7	50
8	28
7	36
9	35
9	35
0	57
3	72
12	12
2	74
11	20
7	24
10	32
5	50
8	35
8	36
11	35
13	24
15	2
8	35
5	56
8	26
0	78
12	12
5	50
15	4
7	40
8	40
8	35
7	48
15	7
10	23
8	40
8	35
10	16
7	40
7	40
8	32
11	11
6	39
1	60
6	40
8	35
9	16
6	47
7	35
6	35
9	35
11	24
6	38
3	51
7	35
9	39
2	62
6	35
5	40
8	35
6	35
9	52
5	43
7	40
12	28
3	39
8	30
9	35
4	39
3	50
4	47
3	50
9	36
7	16
11	4
5	40
5	26
8	8
0	56
3	35
3	54
5	39
9	35
0	66
6	35
4	40
11	18
11	24
8	11
15	40
10	11
5	32
9	12
4	36
8	19
2	52
4	40
11	4
3	22
3	40
10	4
11	4
10	4