Extreme rain in Australia, 19 to 26 November 2018

Name: Extreme rain in Australia, 19 to 26 November 2018
Start: 2018-11-19
End: 2018-11-26
Location: Australia

Extreme rain in Australia, 19 to 26 November 2018: 404 records at 372 stations, peak on 22 November 2018. Closed.

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

Key Facts

Extreme rain in Australia, 19 to 26 November 2018 set or tied 404 station records at 372 stations.
It ran from 19 November 2018 to 26 November 2018 (8 days) and its peak day was 22 November 2018.
Status: closed.
Hahndorf set a daily record precipitation of 46.5 mm (1.8 in) on 22 November 2018.
The busiest day was 22 November 2018 with 167 records.
The oldest broken record in the ranked list had stood for 169 years.

Footprint

19 to 26 November 2018

The area covered by Extreme rain in Australia, 19 to 26 November 2018 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in Australia, 19 to 26 November 2018: stations that set records in the event
Station	Type	Value	Date
Hahndorf	Record daily precipitation	46.5 mm (1.8 in)	2018-11-22
Lobethal	Record daily precipitation	38.8 mm (1.5 in)	2018-11-22
Fingal (Legge Street)	Record daily precipitation	50.8 mm (2.0 in)	2018-11-23
Mount Pleasant	Record daily precipitation	42.2 mm (1.7 in)	2018-11-22
Ellendale Post Office	Record daily precipitation	25.0 mm (1.0 in)	2018-11-21
Alonnah Area School	Record daily precipitation	52.0 mm (2.0 in)	2018-11-26
Williamstown	Record daily precipitation	31.4 mm (1.2 in)	2018-11-22
Whitemark Post Office	Record daily precipitation	48.2 mm (1.9 in)	2018-11-23
Toora	Record daily precipitation	36.3 mm (1.4 in)	2018-11-21
Nairne	Record daily precipitation	33.8 mm (1.3 in)	2018-11-22
Woodside	Record daily precipitation	37.8 mm (1.5 in)	2018-11-22
Memana (Babel Farm)	Record daily precipitation	45.8 mm (1.8 in)	2018-11-23
Maatsuyker Island Lighthouse	Record daily precipitation	43.0 mm (1.7 in)	2018-11-21
Cape Barren Island (Cape Barre	Record daily precipitation	92.0 mm (3.6 in)	2018-11-23
Korumburra	Record daily precipitation	37.8 mm (1.5 in)	2018-11-21
Cherry Gardens	Record daily precipitation	38.4 mm (1.5 in)	2018-11-22
Bridgewater	Record daily precipitation	44.0 mm (1.7 in)	2018-11-22
Eddystone Point	Record daily precipitation	52.6 mm (2.1 in)	2018-11-23
Mount Barker	Record daily precipitation	31.0 mm (1.2 in)	2018-11-22
Greenock	Record daily precipitation	21.0 mm (0.8 in)	2018-11-22

Records per Day

Peak day 167

Records set or tied each day from 19 November 2018 to 26 November 2018. The most in one day was 167 on 22 November 2018.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Australia, 19 to 26 November 2018 ranked by margin
Alonnah Area School, 11-26	39.3 mm (1.5 in)
Whitemark Post Office, 11-23	35.0 mm (1.4 in)
Hahndorf, 11-22	32.0 mm (1.3 in)
Memana (Babel Farm), 11-23	29.6 mm (1.2 in)
Lobethal, 11-22	27.4 mm (1.1 in)
Mount Pleasant, 11-22	22.1 mm (0.9 in)
Toora, 11-21	21.6 mm (0.9 in)
Williamstown, 11-22	21.2 mm (0.8 in)
Woodside, 11-22	20.3 mm (0.8 in)
Eddystone Point, 11-23	20.3 mm (0.8 in)
Fingal (Legge Street), 11-23	20.1 mm (0.8 in)
Korumburra, 11-21	20.0 mm (0.8 in)
Bridgewater, 11-22	19.9 mm (0.8 in)
Nairne, 11-22	18.3 mm (0.7 in)
Cherry Gardens, 11-22	18.1 mm (0.7 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

404 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 Australia, 19 to 26 November 2018
Margin (mm)	Years the old record stood
32	100
27	100
20	100
22	76
15	105
39	51
21	76
13	112
35	49
18	76
20	76
22	76
30	41
18	47
8	89
20	76
18	76
20	76
20	68
8	100
29	29
23	61
13	76
8	100
39	29
7	128
14	96
17	111
16	72
6	104
5	111
28	47
11	96
24	43
4	108
4	100
4	100
29	57
23	57
15	64
16	47
10	76
16	31
4	104
3	127
29	39
47	15
9	76
42	31
14	64
7	87
9	76
16	57
4	101
2	169
3	108
15	63
35	25
9	60
8	76
22	25
6	76
3	93
3	91
18	68
2	119
3	93
1	111
15	72
15	44
10	60
17	56
6	77
1	125
0	126
0	100
0	107
18	25
5	76
14	29
8	71
28	1
9	56
5	80
17	49
17	43
20	25
19	25
8	64
17	47
2	77
15	25
3	76
15	25
14	29
4	80
12	68
5	64
7	64
9	57
4	64
17	25
16	24
20	24
9	57
6	53
5	71
6	68
22	29
18	39
4	72
19	33
10	19
15	8
1	76
12	39
10	56
4	56
11	25
0	76
12	56
11	57
5	65
14	24
5	57
12	44
12	24
13	25
1	68
28	19
21	27
17	15
9	49
12	24
16	24
14	4
9	56
1	64
2	64
8	57
22	15
13	39
7	57
4	13
3	56
14	25
19	11
7	44
12	31
2	57
15	25
9	28
16	9
16	25
1	56
3	43
6	25
10	44
14	23
1	56
13	15
2	64
17	24
20	4
9	44
6	24
8	29
3	53
1	65
2	49
17	8
2	57
1	51
8	8
21	12
1	56
8	27
11	24
12	15
12	11
7	29
5	43
2	40
5	29
2	33
6	25
8	25
7	25
19	15
14	15
8	27
11	24
8	25
14	11
11	4
8	29
19	4
2	49
12	9
3	25

Compared With Other Events

Station records per event

Station records in Extreme rain in Australia, 19 to 26 November 2018 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 Australia, 19 to 26 November 2018 (this event)	404 records

Every Record Set

20 of 404

Every record set or tied during Extreme rain in Australia, 19 to 26 November 2018, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2018-11-21	Ellendale Post Office	Record daily precipitation	25.0 mm (1.0 in)	15.1 mm (0.6 in)	105	63 of 100 (Major)
2018-11-21	Toora	Record daily precipitation	36.3 mm (1.4 in)	21.6 mm (0.9 in)	76	58 of 100 (Notable)
2018-11-21	Maatsuyker Island Lighthouse	Record daily precipitation	43.0 mm (1.7 in)	17.6 mm (0.7 in)	47	56 of 100 (Notable)
2018-11-21	Korumburra	Record daily precipitation	37.8 mm (1.5 in)	20.0 mm (0.8 in)	76	55 of 100 (Notable)
2018-11-22	Hahndorf	Record daily precipitation	46.5 mm (1.8 in)	32.0 mm (1.3 in)	100	80 of 100 (Exceptional)
2018-11-22	Lobethal	Record daily precipitation	38.8 mm (1.5 in)	27.4 mm (1.1 in)	100	73 of 100 (Major)
2018-11-22	Mount Pleasant	Record daily precipitation	42.2 mm (1.7 in)	22.1 mm (0.9 in)	76	66 of 100 (Major)
2018-11-22	Williamstown	Record daily precipitation	31.4 mm (1.2 in)	21.2 mm (0.8 in)	76	60 of 100 (Major)
2018-11-22	Nairne	Record daily precipitation	33.8 mm (1.3 in)	18.3 mm (0.7 in)	76	58 of 100 (Notable)
2018-11-22	Woodside	Record daily precipitation	37.8 mm (1.5 in)	20.3 mm (0.8 in)	76	58 of 100 (Notable)
2018-11-22	Cherry Gardens	Record daily precipitation	38.4 mm (1.5 in)	18.1 mm (0.7 in)	76	54 of 100 (Notable)
2018-11-22	Bridgewater	Record daily precipitation	44.0 mm (1.7 in)	19.9 mm (0.8 in)	76	53 of 100 (Notable)
2018-11-22	Mount Barker	Record daily precipitation	31.0 mm (1.2 in)	8.1 mm (0.32 in)	100	52 of 100 (Notable)
2018-11-22	Greenock	Record daily precipitation	21.0 mm (0.8 in)	12.9 mm (0.5 in)	112	20 of 100 (Routine)
2018-11-23	Fingal (Legge Street)	Record daily precipitation	50.8 mm (2.0 in)	20.1 mm (0.8 in)	100	69 of 100 (Major)
2018-11-23	Whitemark Post Office	Record daily precipitation	48.2 mm (1.9 in)	35.0 mm (1.4 in)	49	59 of 100 (Notable)
2018-11-23	Memana (Babel Farm)	Record daily precipitation	45.8 mm (1.8 in)	29.6 mm (1.2 in)	41	57 of 100 (Notable)
2018-11-23	Cape Barren Island (Cape Barre	Record daily precipitation	92.0 mm (3.6 in)	7.9 mm (0.31 in)	89	56 of 100 (Notable)
2018-11-23	Eddystone Point	Record daily precipitation	52.6 mm (2.1 in)	20.3 mm (0.8 in)	68	53 of 100 (Notable)
2018-11-26	Alonnah Area School	Record daily precipitation	52.0 mm (2.0 in)	39.3 mm (1.5 in)	51	61 of 100 (Major)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 404 records the event counts. The counts above use the full total.

Related Headlines

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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
2018-11-19	1
2018-11-20	14
2018-11-21	148
2018-11-22	167
2018-11-23	54
2018-11-24	15
2018-11-25	2
2018-11-26	3

Margin (mm)	Years the old record stood
32	100
27	100
20	100
22	76
15	105
39	51
21	76
13	112
35	49
18	76
20	76
22	76
30	41
18	47
8	89
20	76
18	76
20	76
20	68
8	100
29	29
23	61
13	76
8	100
39	29
7	128
14	96
17	111
16	72
6	104
5	111
28	47
11	96
24	43
4	108
4	100
4	100
29	57
23	57
15	64
16	47
10	76
16	31
4	104
3	127
29	39
47	15
9	76
42	31
14	64
7	87
9	76
16	57
4	101
2	169
3	108
15	63
35	25
9	60
8	76
22	25
6	76
3	93
3	91
18	68
2	119
3	93
1	111
15	72
15	44
10	60
17	56
6	77
1	125
0	126
0	100
0	107
18	25
5	76
14	29
8	71
28	1
9	56
5	80
17	49
17	43
20	25
19	25
8	64
17	47
2	77
15	25
3	76
15	25
14	29
4	80
12	68
5	64
7	64
9	57
4	64
17	25
16	24
20	24
9	57
6	53
5	71
6	68
22	29
18	39
4	72
19	33
10	19
15	8
1	76
12	39
10	56
4	56
11	25
0	76
12	56
11	57
5	65
14	24
5	57
12	44
12	24
13	25
1	68
28	19
21	27
17	15
9	49
12	24
16	24
14	4
9	56
1	64
2	64
8	57
22	15
13	39
7	57
4	13
3	56
14	25
19	11
7	44
12	31
2	57
15	25
9	28
16	9
16	25
1	56
3	43
6	25
10	44
14	23
1	56
13	15
2	64
17	24
20	4
9	44
6	24
8	29
3	53
1	65
2	49
17	8
2	57
1	51
8	8
21	12
1	56
8	27
11	24
12	15
12	11
7	29
5	43
2	40
5	29
2	33
6	25
8	25
7	25
19	15
14	15
8	27
11	24
8	25
14	11
11	4
8	29
19	4
2	49
12	9
3	25

Margin (mm)	Years the old record stood
32	100
27	100
20	100
22	76
15	105
39	51
21	76
13	112
35	49
18	76
20	76
22	76
30	41
18	47
8	89
20	76
18	76
20	76
20	68
8	100
29	29
23	61
13	76
8	100
39	29
7	128
14	96
17	111
16	72
6	104
5	111
28	47
11	96
24	43
4	108
4	100
4	100
29	57
23	57
15	64
16	47
10	76
16	31
4	104
3	127
29	39
47	15
9	76
42	31
14	64
7	87
9	76
16	57
4	101
2	169
3	108
15	63
35	25
9	60
8	76
22	25
6	76
3	93
3	91
18	68
2	119
3	93
1	111
15	72
15	44
10	60
17	56
6	77
1	125
0	126
0	100
0	107
18	25
5	76
14	29
8	71
28	1
9	56
5	80
17	49
17	43
20	25
19	25
8	64
17	47
2	77
15	25
3	76
15	25
14	29
4	80
12	68
5	64
7	64
9	57
4	64
17	25
16	24
20	24
9	57
6	53
5	71
6	68
22	29
18	39
4	72
19	33
10	19
15	8
1	76
12	39
10	56
4	56
11	25
0	76
12	56
11	57
5	65
14	24
5	57
12	44
12	24
13	25
1	68
28	19
21	27
17	15
9	49
12	24
16	24
14	4
9	56
1	64
2	64
8	57
22	15
13	39
7	57
4	13
3	56
14	25
19	11
7	44
12	31
2	57
15	25
9	28
16	9
16	25
1	56
3	43
6	25
10	44
14	23
1	56
13	15
2	64
17	24
20	4
9	44
6	24
8	29
3	53
1	65
2	49
17	8
2	57
1	51
8	8
21	12
1	56
8	27
11	24
12	15
12	11
7	29
5	43
2	40
5	29
2	33
6	25
8	25
7	25
19	15
14	15
8	27
11	24
8	25
14	11
11	4
8	29
19	4
2	49
12	9
3	25

Margin (mm)	Years the old record stood
32	100
27	100
20	100
22	76
15	105
39	51
21	76
13	112
35	49
18	76
20	76
22	76
30	41
18	47
8	89
20	76
18	76
20	76
20	68
8	100
29	29
23	61
13	76
8	100
39	29
7	128
14	96
17	111
16	72
6	104
5	111
28	47
11	96
24	43
4	108
4	100
4	100
29	57
23	57
15	64
16	47
10	76
16	31
4	104
3	127
29	39
47	15
9	76
42	31
14	64
7	87
9	76
16	57
4	101
2	169
3	108
15	63
35	25
9	60
8	76
22	25
6	76
3	93
3	91
18	68
2	119
3	93
1	111
15	72
15	44
10	60
17	56
6	77
1	125
0	126
0	100
0	107
18	25
5	76
14	29
8	71
28	1
9	56
5	80
17	49
17	43
20	25
19	25
8	64
17	47
2	77
15	25
3	76
15	25
14	29
4	80
12	68
5	64
7	64
9	57
4	64
17	25
16	24
20	24
9	57
6	53
5	71
6	68
22	29
18	39
4	72
19	33
10	19
15	8
1	76
12	39
10	56
4	56
11	25
0	76
12	56
11	57
5	65
14	24
5	57
12	44
12	24
13	25
1	68
28	19
21	27
17	15
9	49
12	24
16	24
14	4
9	56
1	64
2	64
8	57
22	15
13	39
7	57
4	13
3	56
14	25
19	11
7	44
12	31
2	57
15	25
9	28
16	9
16	25
1	56
3	43
6	25
10	44
14	23
1	56
13	15
2	64
17	24
20	4
9	44
6	24
8	29
3	53
1	65
2	49
17	8
2	57
1	51
8	8
21	12
1	56
8	27
11	24
12	15
12	11
7	29
5	43
2	40
5	29
2	33
6	25
8	25
7	25
19	15
14	15
8	27
11	24
8	25
14	11
11	4
8	29
19	4
2	49
12	9
3	25