Extreme rain in Australia, 3 to 6 September 2021

Name: Extreme rain in Australia, 3 to 6 September 2021
Start: 2021-09-03
End: 2021-09-06
Location: Australia

Extreme rain in Australia, 3 to 6 September 2021: 290 records at 264 stations, peak on 4 September 2021. Closed.

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

Key Facts

Extreme rain in Australia, 3 to 6 September 2021 set or tied 290 station records at 264 stations.
It ran from 3 September 2021 to 6 September 2021 (4 days) and its peak day was 4 September 2021.
Status: closed.
Finley Post Office set a daily record precipitation of 38.0 mm (1.5 in) on 6 September 2021.
The busiest day was 4 September 2021 with 188 records.
The oldest broken record in the ranked list had stood for 128 years.

Footprint

3 to 6 September 2021

The area covered by Extreme rain in Australia, 3 to 6 September 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, 3 to 6 September 2021: stations that set records in the event
Station	Type	Value	Date
Tallangatta (Bullioh)	Record daily precipitation	55.0 mm (2.2 in)	2021-09-04
Finley Post Office	Record daily precipitation	38.0 mm (1.5 in)	2021-09-06
Glenmaggie Weir	Record daily precipitation	34.0 mm (1.3 in)	2021-09-04
Giffard	Record daily precipitation	26.0 mm (1.0 in)	2021-09-04
Ensay	Record daily precipitation	43.2 mm (1.7 in)	2021-09-05
Marlo	Record daily precipitation	48.6 mm (1.9 in)	2021-09-05
Essendon Airport	Record daily precipitation	33.2 mm (1.3 in)	2021-09-04
Yan Yean	Record daily precipitation	27.4 mm (1.1 in)	2021-09-05
Jerilderie (Pooginook)	Record daily precipitation	40.0 mm (1.6 in)	2021-09-04
Wodonga Express	Record daily precipitation	39.4 mm (1.6 in)	2021-09-04
Yea	Record daily precipitation	41.4 mm (1.6 in)	2021-09-04
Woods Point	Record daily precipitation	69.0 mm (2.7 in)	2021-09-04
Lancefield	Record daily precipitation	38.2 mm (1.5 in)	2021-09-04
Eaglehawk Neck (Jetty Road)	Record daily precipitation	25.4 mm (1.0 in)	2021-09-04
Seaspray (Burong)	Record daily precipitation	25.0 mm (1.0 in)	2021-09-04
Briagolong	Record daily precipitation	38.8 mm (1.5 in)	2021-09-04
Greenvale Reservoir	Record daily precipitation	31.4 mm (1.2 in)	2021-09-04
Tooma (Gravel Point)	Record daily precipitation	38.9 mm (1.5 in)	2021-09-04
Willow Grove	Record daily precipitation	38.2 mm (1.5 in)	2021-09-04
Great Western (Seppelt)	Record daily precipitation	23.5 mm (0.9 in)	2021-09-06

Records per Day

Peak day 188

Records set or tied each day from 3 September 2021 to 6 September 2021. The most in one day was 188 on 4 September 2021.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Australia, 3 to 6 September 2021 ranked by margin
Tallangatta (Bullioh), 09-04	35.2 mm (1.4 in)
Tooma (Gravel Point), 09-04	29.9 mm (1.2 in)
Briagolong, 09-04	29.2 mm (1.1 in)
Marlo, 09-05	27.5 mm (1.1 in)
Finley Post Office, 09-06	27.3 mm (1.1 in)
Glenmaggie Weir, 09-04	26.6 mm (1.0 in)
Willow Grove, 09-04	25.4 mm (1.0 in)
Yea, 09-04	23.9 mm (0.9 in)
Woods Point, 09-04	22.5 mm (0.9 in)
Greenvale Reservoir, 09-04	22.0 mm (0.9 in)
Essendon Airport, 09-04	21.5 mm (0.8 in)
Ensay, 09-05	20.8 mm (0.8 in)
Wodonga Express, 09-04	17.6 mm (0.7 in)
Giffard, 09-04	15.6 mm (0.6 in)
Jerilderie (Pooginook), 09-04	15.6 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

290 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, 3 to 6 September 2021
Margin (mm)	Years the old record stood
27	108
35	124
27	76
16	103
21	98
28	98
22	56
15	126
16	111
18	110
24	56
23	125
16	111
13	103
10	102
29	44
22	44
30	43
25	44
11	128
17	56
22	44
8	111
25	47
17	15
25	22
29	31
22	46
46	11
10	110
22	52
18	36
29	15
14	98
10	90
19	44
54	16
10	54
26	27
20	28
20	28
25	11
6	111
14	56
8	111
9	103
9	98
46	48
42	11
5	111
18	36
29	28
21	16
21	11
22	31
32	11
14	56
18	44
4	111
38	11
22	46
4	111
18	11
19	11
19	22
18	22
3	111
21	11
16	28
18	47
10	56
9	56
3	111
13	54
2	108
14	42
10	56
17	15
8	72
2	103
2	116
14	36
21	26
13	56
14	52
7	74
20	11
2	98
1	103
1	103
2	90
3	90
2	90
11	28
13	11
19	23
0	98
1	60
21	31
17	28
21	24
15	43
1	90
8	56
14	56
14	46
18	16
7	36
16	24
6	76
14	43
15	26
16	56
18	27
13	22
12	20
8	56
8	62
16	56
3	72
10	38
15	23
15	22
3	76
10	46
1	82
16	43
6	56
15	11
21	23
6	56
8	27
16	11
14	36
13	43
18	31
13	23
14	11
12	43
11	26
4	56
11	27
10	11
10	47
8	43
6	56
16	15
13	26
6	46
4	56
10	47
11	11
13	11
9	44
9	26
15	15
6	47
13	11
4	56
16	11
5	54
18	11
10	11
2	56
12	20
7	28
1	56
1	56
4	59
17	22
12	11
7	44
1	58
10	22
11	11
4	36
5	38
12	11
1	56
11	11
4	50
3	43
10	11
2	27
10	24
18	0
1	56
1	47
3	28
11	11
13	24
7	42
6	47
9	22
18	11
10	11
9	11
7	28
8	22
2	27

Compared With Other Events

Station records per event

Station records in Extreme rain in Australia, 3 to 6 September 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, 3 to 6 September 2021 (this event)	290 records

Every Record Set

20 of 290

Every record set or tied during Extreme rain in Australia, 3 to 6 September 2021, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2021-09-04	Tallangatta (Bullioh)	Record daily precipitation	55.0 mm (2.2 in)	35.2 mm (1.4 in)	124	80 of 100 (Exceptional)
2021-09-04	Glenmaggie Weir	Record daily precipitation	34.0 mm (1.3 in)	26.6 mm (1.0 in)	76	70 of 100 (Major)
2021-09-04	Giffard	Record daily precipitation	26.0 mm (1.0 in)	15.6 mm (0.6 in)	103	68 of 100 (Major)
2021-09-04	Essendon Airport	Record daily precipitation	33.2 mm (1.3 in)	21.5 mm (0.8 in)	56	65 of 100 (Major)
2021-09-04	Jerilderie (Pooginook)	Record daily precipitation	40.0 mm (1.6 in)	15.6 mm (0.6 in)	111	64 of 100 (Major)
2021-09-04	Wodonga Express	Record daily precipitation	39.4 mm (1.6 in)	17.6 mm (0.7 in)	110	63 of 100 (Major)
2021-09-04	Yea	Record daily precipitation	41.4 mm (1.6 in)	23.9 mm (0.9 in)	56	63 of 100 (Major)
2021-09-04	Woods Point	Record daily precipitation	69.0 mm (2.7 in)	22.5 mm (0.9 in)	125	60 of 100 (Major)
2021-09-04	Lancefield	Record daily precipitation	38.2 mm (1.5 in)	15.6 mm (0.6 in)	111	60 of 100 (Major)
2021-09-04	Eaglehawk Neck (Jetty Road)	Record daily precipitation	25.4 mm (1.0 in)	12.7 mm (0.5 in)	103	59 of 100 (Notable)
2021-09-04	Seaspray (Burong)	Record daily precipitation	25.0 mm (1.0 in)	9.8 mm (0.39 in)	102	58 of 100 (Notable)
2021-09-04	Briagolong	Record daily precipitation	38.8 mm (1.5 in)	29.2 mm (1.1 in)	44	58 of 100 (Notable)
2021-09-04	Greenvale Reservoir	Record daily precipitation	31.4 mm (1.2 in)	22.0 mm (0.9 in)	44	58 of 100 (Notable)
2021-09-04	Tooma (Gravel Point)	Record daily precipitation	38.9 mm (1.5 in)	29.9 mm (1.2 in)	43	57 of 100 (Notable)
2021-09-04	Willow Grove	Record daily precipitation	38.2 mm (1.5 in)	25.4 mm (1.0 in)	44	57 of 100 (Notable)
2021-09-05	Ensay	Record daily precipitation	43.2 mm (1.7 in)	20.8 mm (0.8 in)	98	67 of 100 (Major)
2021-09-05	Marlo	Record daily precipitation	48.6 mm (1.9 in)	27.5 mm (1.1 in)	98	66 of 100 (Major)
2021-09-05	Yan Yean	Record daily precipitation	27.4 mm (1.1 in)	14.7 mm (0.6 in)	126	65 of 100 (Major)
2021-09-06	Finley Post Office	Record daily precipitation	38.0 mm (1.5 in)	27.3 mm (1.1 in)	108	80 of 100 (Exceptional)
2021-09-06	Great Western (Seppelt)	Record daily precipitation	23.5 mm (0.9 in)	10.8 mm (0.4 in)	128	20 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 290 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
27	108
35	124
27	76
16	103
21	98
28	98
22	56
15	126
16	111
18	110
24	56
23	125
16	111
13	103
10	102
29	44
22	44
30	43
25	44
11	128
17	56
22	44
8	111
25	47
17	15
25	22
29	31
22	46
46	11
10	110
22	52
18	36
29	15
14	98
10	90
19	44
54	16
10	54
26	27
20	28
20	28
25	11
6	111
14	56
8	111
9	103
9	98
46	48
42	11
5	111
18	36
29	28
21	16
21	11
22	31
32	11
14	56
18	44
4	111
38	11
22	46
4	111
18	11
19	11
19	22
18	22
3	111
21	11
16	28
18	47
10	56
9	56
3	111
13	54
2	108
14	42
10	56
17	15
8	72
2	103
2	116
14	36
21	26
13	56
14	52
7	74
20	11
2	98
1	103
1	103
2	90
3	90
2	90
11	28
13	11
19	23
0	98
1	60
21	31
17	28
21	24
15	43
1	90
8	56
14	56
14	46
18	16
7	36
16	24
6	76
14	43
15	26
16	56
18	27
13	22
12	20
8	56
8	62
16	56
3	72
10	38
15	23
15	22
3	76
10	46
1	82
16	43
6	56
15	11
21	23
6	56
8	27
16	11
14	36
13	43
18	31
13	23
14	11
12	43
11	26
4	56
11	27
10	11
10	47
8	43
6	56
16	15
13	26
6	46
4	56
10	47
11	11
13	11
9	44
9	26
15	15
6	47
13	11
4	56
16	11
5	54
18	11
10	11
2	56
12	20
7	28
1	56
1	56
4	59
17	22
12	11
7	44
1	58
10	22
11	11
4	36
5	38
12	11
1	56
11	11
4	50
3	43
10	11
2	27
10	24
18	0
1	56
1	47
3	28
11	11
13	24
7	42
6	47
9	22
18	11
10	11
9	11
7	28
8	22
2	27

Margin (mm)	Years the old record stood
27	108
35	124
27	76
16	103
21	98
28	98
22	56
15	126
16	111
18	110
24	56
23	125
16	111
13	103
10	102
29	44
22	44
30	43
25	44
11	128
17	56
22	44
8	111
25	47
17	15
25	22
29	31
22	46
46	11
10	110
22	52
18	36
29	15
14	98
10	90
19	44
54	16
10	54
26	27
20	28
20	28
25	11
6	111
14	56
8	111
9	103
9	98
46	48
42	11
5	111
18	36
29	28
21	16
21	11
22	31
32	11
14	56
18	44
4	111
38	11
22	46
4	111
18	11
19	11
19	22
18	22
3	111
21	11
16	28
18	47
10	56
9	56
3	111
13	54
2	108
14	42
10	56
17	15
8	72
2	103
2	116
14	36
21	26
13	56
14	52
7	74
20	11
2	98
1	103
1	103
2	90
3	90
2	90
11	28
13	11
19	23
0	98
1	60
21	31
17	28
21	24
15	43
1	90
8	56
14	56
14	46
18	16
7	36
16	24
6	76
14	43
15	26
16	56
18	27
13	22
12	20
8	56
8	62
16	56
3	72
10	38
15	23
15	22
3	76
10	46
1	82
16	43
6	56
15	11
21	23
6	56
8	27
16	11
14	36
13	43
18	31
13	23
14	11
12	43
11	26
4	56
11	27
10	11
10	47
8	43
6	56
16	15
13	26
6	46
4	56
10	47
11	11
13	11
9	44
9	26
15	15
6	47
13	11
4	56
16	11
5	54
18	11
10	11
2	56
12	20
7	28
1	56
1	56
4	59
17	22
12	11
7	44
1	58
10	22
11	11
4	36
5	38
12	11
1	56
11	11
4	50
3	43
10	11
2	27
10	24
18	0
1	56
1	47
3	28
11	11
13	24
7	42
6	47
9	22
18	11
10	11
9	11
7	28
8	22
2	27

Margin (mm)	Years the old record stood
27	108
35	124
27	76
16	103
21	98
28	98
22	56
15	126
16	111
18	110
24	56
23	125
16	111
13	103
10	102
29	44
22	44
30	43
25	44
11	128
17	56
22	44
8	111
25	47
17	15
25	22
29	31
22	46
46	11
10	110
22	52
18	36
29	15
14	98
10	90
19	44
54	16
10	54
26	27
20	28
20	28
25	11
6	111
14	56
8	111
9	103
9	98
46	48
42	11
5	111
18	36
29	28
21	16
21	11
22	31
32	11
14	56
18	44
4	111
38	11
22	46
4	111
18	11
19	11
19	22
18	22
3	111
21	11
16	28
18	47
10	56
9	56
3	111
13	54
2	108
14	42
10	56
17	15
8	72
2	103
2	116
14	36
21	26
13	56
14	52
7	74
20	11
2	98
1	103
1	103
2	90
3	90
2	90
11	28
13	11
19	23
0	98
1	60
21	31
17	28
21	24
15	43
1	90
8	56
14	56
14	46
18	16
7	36
16	24
6	76
14	43
15	26
16	56
18	27
13	22
12	20
8	56
8	62
16	56
3	72
10	38
15	23
15	22
3	76
10	46
1	82
16	43
6	56
15	11
21	23
6	56
8	27
16	11
14	36
13	43
18	31
13	23
14	11
12	43
11	26
4	56
11	27
10	11
10	47
8	43
6	56
16	15
13	26
6	46
4	56
10	47
11	11
13	11
9	44
9	26
15	15
6	47
13	11
4	56
16	11
5	54
18	11
10	11
2	56
12	20
7	28
1	56
1	56
4	59
17	22
12	11
7	44
1	58
10	22
11	11
4	36
5	38
12	11
1	56
11	11
4	50
3	43
10	11
2	27
10	24
18	0
1	56
1	47
3	28
11	11
13	24
7	42
6	47
9	22
18	11
10	11
9	11
7	28
8	22
2	27