Extreme rain in Australia, 28 October to 3 November 2021

Name: Extreme rain in Australia, 28 October to 3 November 2021
Start: 2021-10-28
End: 2021-11-03
Location: Australia

Extreme rain in Australia, 28 October to 3 November 2021: 109 records at 91 stations, peak on 30 October 2021. Closed.

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

Key Facts

Extreme rain in Australia, 28 October to 3 November 2021 set or tied 109 station records at 91 stations.
It ran from 28 October 2021 to 3 November 2021 (7 days) and its peak day was 30 October 2021.
Status: closed.
Ayrshire Downs set a daily record precipitation of 64.0 mm (2.5 in) on 3 November 2021.
The busiest day was 30 October 2021 with 37 records.
The oldest broken record in the ranked list had stood for 127 years.

Footprint

28 October to 3 November 2021

The area covered by Extreme rain in Australia, 28 October to 3 November 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 Australia, 28 October to 3 November 2021: stations that set records in the event
Station	Type	Value	Date
Ayrshire Downs	Record daily precipitation	64.0 mm (2.5 in)	2021-11-03
Coffs Harbour Mo	Record daily precipitation	74.7 mm (2.9 in)	2021-10-30
Bingara (Keera)	Record daily precipitation	48.0 mm (1.9 in)	2021-10-30
Brinard Station	Record daily precipitation	39.0 mm (1.5 in)	2021-10-29
Alni	Record daily precipitation	55.6 mm (2.2 in)	2021-11-03
Katandra	Record daily precipitation	37.0 mm (1.5 in)	2021-10-28
Glendower Station	Record daily precipitation	43.0 mm (1.7 in)	2021-11-02
Malboona	Record daily precipitation	38.0 mm (1.5 in)	2021-11-01
Plainby Station	Record daily precipitation	67.6 mm (2.7 in)	2021-11-03
Undilla Station	Record daily precipitation	45.0 mm (1.8 in)	2021-10-30
Elderslie	Record daily precipitation	51.0 mm (2.0 in)	2021-11-03
McKinlay Roadhouse	Record daily precipitation	40.4 mm (1.6 in)	2021-10-29
Barcaldine Post Office	Record daily precipitation	25.8 mm (1.0 in)	2021-10-30
Woodbine Station	Record daily precipitation	25.0 mm (1.0 in)	2021-11-01
Merlin Station	Record daily precipitation	25.0 mm (1.0 in)	2021-11-01
Bunda Bunda	Record daily precipitation	28.0 mm (1.1 in)	2021-10-29
Bogunda Station	Record daily precipitation	40.0 mm (1.6 in)	2021-11-02
Gereta Station	Record daily precipitation	16.0 mm (0.6 in)	2021-10-29
Ambo Station	Record daily precipitation	9.0 mm (0.35 in)	2021-10-29
Hughenden Station	Record daily precipitation	16.0 mm (0.6 in)	2021-11-01

Records per Day

Peak day 37

Records set or tied each day from 28 October 2021 to 3 November 2021. The most in one day was 37 on 30 October 2021.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Australia, 28 October to 3 November 2021 ranked by margin
Plainby Station, 11-03	65.4 mm (2.6 in)
Coffs Harbour Mo, 10-30	58.7 mm (2.3 in)
Ayrshire Downs, 11-03	41.6 mm (1.6 in)
Brinard Station, 10-29	39.0 mm (1.5 in)
Undilla Station, 10-30	36.8 mm (1.4 in)
Bogunda Station, 11-02	35.6 mm (1.4 in)
Malboona, 11-01	33.4 mm (1.3 in)
Alni, 11-03	33.2 mm (1.3 in)
Elderslie, 11-03	31.0 mm (1.2 in)
Glendower Station, 11-02	30.3 mm (1.2 in)
Katandra, 10-28	26.8 mm (1.1 in)
Bingara (Keera), 10-30	25.1 mm (1.0 in)
Bunda Bunda, 10-29	19.6 mm (0.8 in)
Gereta Station, 10-29	16.0 mm (0.6 in)
McKinlay Roadhouse, 10-29	14.0 mm (0.6 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

109 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, 28 October to 3 November 2021
Margin (mm)	Years the old record stood
42	114
59	76
25	111
39	76
33	68
27	104
30	92
16	112
33	50
65	36
37	43
31	36
14	91
12	104
9	127
10	124
13	104
20	66
7	104
36	38
8	91
11	88
14	86
5	112
14	64
18	68
16	64
5	104
26	39
14	18
25	36
23	64
30	28
13	64
23	28
2	91
5	72
8	64
13	68
7	72
21	36
27	14
9	52
8	26
12	36
20	14
21	20
7	46
4	64
22	36
16	27
5	50
14	28
17	48
1	68
12	30
4	64
2	68
3	48
10	28
7	52
12	8
25	11
10	28
12	48
1	47
1	20
14	14
5	52
1	48
9	36
9	34
17	18
2	44
5	52
8	36
11	42
7	20
4	40
20	6
2	50
2	30
7	28
5	30
1	48
6	14
6	20
2	42
7	34
6	16
5	28
8	2
3	12
4	34
0	28
4	34
8	16
9	20
1	32
2	20
4	23
4	24
2	27
1	11
2	6
0	8
3	2
3	6
1	0

Compared With Other Events

Station records per event

Station records in Extreme rain in Australia, 28 October to 3 November 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 Australia, 28 October to 3 November 2021 (this event)	109 records

Every Record Set

20 of 109

Every record set or tied during Extreme rain in Australia, 28 October to 3 November 2021, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2021-10-28	Katandra	Record daily precipitation	37.0 mm (1.5 in)	26.8 mm (1.1 in)	104	59 of 100 (Notable)
2021-10-29	Brinard Station	Record daily precipitation	39.0 mm (1.5 in)	39.0 mm (1.5 in)	76	62 of 100 (Major)
2021-10-29	McKinlay Roadhouse	Record daily precipitation	40.4 mm (1.6 in)	14.0 mm (0.6 in)	91	49 of 100 (Notable)
2021-10-29	Bunda Bunda	Record daily precipitation	28.0 mm (1.1 in)	19.6 mm (0.8 in)	66	46 of 100 (Notable)
2021-10-29	Gereta Station	Record daily precipitation	16.0 mm (0.6 in)	16.0 mm (0.6 in)	112	20 of 100 (Routine)
2021-10-29	Ambo Station	Record daily precipitation	9.0 mm (0.35 in)	9.0 mm (0.35 in)	127	20 of 100 (Routine)
2021-10-30	Coffs Harbour Mo	Record daily precipitation	74.7 mm (2.9 in)	58.7 mm (2.3 in)	76	67 of 100 (Major)
2021-10-30	Bingara (Keera)	Record daily precipitation	48.0 mm (1.9 in)	25.1 mm (1.0 in)	111	63 of 100 (Major)
2021-10-30	Undilla Station	Record daily precipitation	45.0 mm (1.8 in)	36.8 mm (1.4 in)	43	53 of 100 (Notable)
2021-10-30	Barcaldine Post Office	Record daily precipitation	25.8 mm (1.0 in)	9.5 mm (0.37 in)	124	49 of 100 (Notable)
2021-11-01	Malboona	Record daily precipitation	38.0 mm (1.5 in)	33.4 mm (1.3 in)	50	55 of 100 (Notable)
2021-11-01	Woodbine Station	Record daily precipitation	25.0 mm (1.0 in)	12.3 mm (0.5 in)	104	49 of 100 (Notable)
2021-11-01	Merlin Station	Record daily precipitation	25.0 mm (1.0 in)	12.6 mm (0.5 in)	104	48 of 100 (Notable)
2021-11-01	Hughenden Station	Record daily precipitation	16.0 mm (0.6 in)	7.1 mm (0.28 in)	104	20 of 100 (Routine)
2021-11-02	Glendower Station	Record daily precipitation	43.0 mm (1.7 in)	30.3 mm (1.2 in)	92	56 of 100 (Notable)
2021-11-02	Bogunda Station	Record daily precipitation	40.0 mm (1.6 in)	35.6 mm (1.4 in)	38	46 of 100 (Notable)
2021-11-03	Ayrshire Downs	Record daily precipitation	64.0 mm (2.5 in)	41.6 mm (1.6 in)	114	80 of 100 (Exceptional)
2021-11-03	Alni	Record daily precipitation	55.6 mm (2.2 in)	33.2 mm (1.3 in)	68	61 of 100 (Major)
2021-11-03	Plainby Station	Record daily precipitation	67.6 mm (2.7 in)	65.4 mm (2.6 in)	36	54 of 100 (Notable)
2021-11-03	Elderslie	Record daily precipitation	51.0 mm (2.0 in)	31.0 mm (1.2 in)	36	52 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 109 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.

Margin (mm)	Years the old record stood
42	114
59	76
25	111
39	76
33	68
27	104
30	92
16	112
33	50
65	36
37	43
31	36
14	91
12	104
9	127
10	124
13	104
20	66
7	104
36	38
8	91
11	88
14	86
5	112
14	64
18	68
16	64
5	104
26	39
14	18
25	36
23	64
30	28
13	64
23	28
2	91
5	72
8	64
13	68
7	72
21	36
27	14
9	52
8	26
12	36
20	14
21	20
7	46
4	64
22	36
16	27
5	50
14	28
17	48
1	68
12	30
4	64
2	68
3	48
10	28
7	52
12	8
25	11
10	28
12	48
1	47
1	20
14	14
5	52
1	48
9	36
9	34
17	18
2	44
5	52
8	36
11	42
7	20
4	40
20	6
2	50
2	30
7	28
5	30
1	48
6	14
6	20
2	42
7	34
6	16
5	28
8	2
3	12
4	34
0	28
4	34
8	16
9	20
1	32
2	20
4	23
4	24
2	27
1	11
2	6
0	8
3	2
3	6
1	0

Margin (mm)	Years the old record stood
42	114
59	76
25	111
39	76
33	68
27	104
30	92
16	112
33	50
65	36
37	43
31	36
14	91
12	104
9	127
10	124
13	104
20	66
7	104
36	38
8	91
11	88
14	86
5	112
14	64
18	68
16	64
5	104
26	39
14	18
25	36
23	64
30	28
13	64
23	28
2	91
5	72
8	64
13	68
7	72
21	36
27	14
9	52
8	26
12	36
20	14
21	20
7	46
4	64
22	36
16	27
5	50
14	28
17	48
1	68
12	30
4	64
2	68
3	48
10	28
7	52
12	8
25	11
10	28
12	48
1	47
1	20
14	14
5	52
1	48
9	36
9	34
17	18
2	44
5	52
8	36
11	42
7	20
4	40
20	6
2	50
2	30
7	28
5	30
1	48
6	14
6	20
2	42
7	34
6	16
5	28
8	2
3	12
4	34
0	28
4	34
8	16
9	20
1	32
2	20
4	23
4	24
2	27
1	11
2	6
0	8
3	2
3	6
1	0

Margin (mm)	Years the old record stood
42	114
59	76
25	111
39	76
33	68
27	104
30	92
16	112
33	50
65	36
37	43
31	36
14	91
12	104
9	127
10	124
13	104
20	66
7	104
36	38
8	91
11	88
14	86
5	112
14	64
18	68
16	64
5	104
26	39
14	18
25	36
23	64
30	28
13	64
23	28
2	91
5	72
8	64
13	68
7	72
21	36
27	14
9	52
8	26
12	36
20	14
21	20
7	46
4	64
22	36
16	27
5	50
14	28
17	48
1	68
12	30
4	64
2	68
3	48
10	28
7	52
12	8
25	11
10	28
12	48
1	47
1	20
14	14
5	52
1	48
9	36
9	34
17	18
2	44
5	52
8	36
11	42
7	20
4	40
20	6
2	50
2	30
7	28
5	30
1	48
6	14
6	20
2	42
7	34
6	16
5	28
8	2
3	12
4	34
0	28
4	34
8	16
9	20
1	32
2	20
4	23
4	24
2	27
1	11
2	6
0	8
3	2
3	6
1	0