Extreme rain in Australia, 5 to 13 April 2023

Name: Extreme rain in Australia, 5 to 13 April 2023
Start: 2023-04-05
End: 2023-04-13
Location: Australia

Extreme rain in Australia, 5 to 13 April 2023: 260 records at 236 stations, peak on 7 April 2023. Closed.

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

Key Facts

Extreme rain in Australia, 5 to 13 April 2023 set or tied 260 station records at 236 stations.
It ran from 5 April 2023 to 13 April 2023 (9 days) and its peak day was 7 April 2023.
Status: closed.
Attunga (Garthowen) set a daily record precipitation of 46.4 mm (1.8 in) on 8 April 2023.
The busiest day was 7 April 2023 with 92 records.
The oldest broken record in the ranked list had stood for 135 years.

Footprint

5 to 13 April 2023

The area covered by Extreme rain in Australia, 5 to 13 April 2023 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, 5 to 13 April 2023: stations that set records in the event
Station	Type	Value	Date
Attunga (Garthowen)	Record daily precipitation	46.4 mm (1.8 in)	2023-04-08
Mole River (Trenayr)	Record daily precipitation	85.6 mm (3.4 in)	2023-04-08
Dergholm (Dorodong)	Record daily precipitation	74.0 mm (2.9 in)	2023-04-06
Casterton (Warrock)	Record daily precipitation	30.0 mm (1.2 in)	2023-04-07
Dergholm (Hillgrove)	Record daily precipitation	50.2 mm (2.0 in)	2023-04-07
Peakvale Station	Record daily precipitation	60.0 mm (2.4 in)	2023-04-07
Bulahdelah Post Office	Record daily precipitation	143.0 mm (5.6 in)	2023-04-05
Duffield Ramco	Record daily precipitation	36.0 mm (1.4 in)	2023-04-07
Glenorchy	Record daily precipitation	41.4 mm (1.6 in)	2023-04-07
Tamba	Record daily precipitation	36.2 mm (1.4 in)	2023-04-08
Dunkeld	Record daily precipitation	32.0 mm (1.3 in)	2023-04-08
Coojar (Killara)	Record daily precipitation	30.0 mm (1.2 in)	2023-04-07
Penola Post Office	Record daily precipitation	40.4 mm (1.6 in)	2023-04-11
Harrow (Post Office)	Record daily precipitation	35.5 mm (1.4 in)	2023-04-06
Toogoom	Record daily precipitation	51.4 mm (2.0 in)	2023-04-07
Pittsworth	Record daily precipitation	48.0 mm (1.9 in)	2023-04-08
Loxton (Pyap)	Record daily precipitation	17.6 mm (0.7 in)	2023-04-07
Keith	Record daily precipitation	21.6 mm (0.9 in)	2023-04-07
Kingston SE	Record daily precipitation	17.8 mm (0.7 in)	2023-04-07
Avoca	Record daily precipitation	20.0 mm (0.8 in)	2023-04-12

Records per Day

Peak day 92

Records set or tied each day from 5 April 2023 to 13 April 2023. The most in one day was 92 on 7 April 2023.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Australia, 5 to 13 April 2023 ranked by margin
Bulahdelah Post Office, 04-05	69.0 mm (2.7 in)
Mole River (Trenayr), 04-08	61.6 mm (2.4 in)
Peakvale Station, 04-07	38.7 mm (1.5 in)
Dergholm (Hillgrove), 04-07	32.8 mm (1.3 in)
Tamba, 04-08	30.6 mm (1.2 in)
Attunga (Garthowen), 04-08	28.1 mm (1.1 in)
Toogoom, 04-07	27.6 mm (1.1 in)
Duffield Ramco, 04-07	24.0 mm (0.9 in)
Dergholm (Dorodong), 04-06	21.2 mm (0.8 in)
Coojar (Killara), 04-07	15.8 mm (0.6 in)
Glenorchy, 04-07	13.0 mm (0.5 in)
Harrow (Post Office), 04-06	12.6 mm (0.5 in)
Casterton (Warrock), 04-07	11.5 mm (0.5 in)
Dunkeld, 04-08	11.2 mm (0.4 in)
Pittsworth, 04-08	10.4 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

260 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, 5 to 13 April 2023
Margin (mm)	Years the old record stood
28	106
62	45
21	22
12	110
33	28
8	105
39	72
24	38
69	32
9	86
31	32
13	84
11	84
3	89
8	108
16	72
6	117
28	38
10	127
13	72
13	74
52	34
6	110
12	90
6	108
3	110
31	8
4	106
4	88
11	58
1	135
0	101
1	110
37	38
4	86
4	80
14	28
35	1
1	88
7	58
7	61
1	89
15	57
26	41
16	38
18	12
5	78
31	17
10	45
12	26
18	21
1	84
1	84
3	72
12	38
4	61
7	38
16	12
4	58
17	45
2	70
6	48
10	33
8	48
5	58
10	54
12	28
3	72
34	8
4	58
14	45
4	58
4	58
5	45
6	45
7	44
6	40
11	20
2	61
7	45
4	60
15	8
18	28
3	48
0	61
16	56
13	41
16	32
2	60
12	38
8	33
12	12
25	32
5	46
9	30
21	34
7	38
19	9
14	33
7	32
10	52
8	45
7	45
15	12
11	34
6	46
2	45
5	48
3	45
8	24
4	48
5	45
8	38
13	8
1	48
7	49
3	52
13	32
5	45
4	24
7	33
11	32
24	12
6	45
14	12
2	48
7	44
0	46
1	45
1	48
4	38
4	45
6	33
8	12
11	22
9	38
7	38
2	38
7	38
8	38
2	50
7	34
4	48
4	33
6	24
1	38
5	38
1	38
1	38
5	38
8	34
8	34
18	8
2	40
1	34
3	8
5	12
7	28
2	36
7	8
5	33
0	38
2	41
11	12
1	45
0	48
2	33
4	24
3	28
4	24
0	40
9	36
4	38
4	34
6	32
3	33
2	26
1	41
10	9
5	34
1	38
5	34
3	24
6	26
2	34
3	26
0	38
2	12
1	38
0	34
4	28
9	20
4	33
2	22
4	8
2	34
13	9
2	32
0	32
11	0

Compared With Other Events

Station records per event

Station records in Extreme rain in Australia, 5 to 13 April 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 Australia, 5 to 13 April 2023 (this event)	260 records

Every Record Set

20 of 260

Every record set or tied during Extreme rain in Australia, 5 to 13 April 2023, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2023-04-05	Bulahdelah Post Office	Record daily precipitation	143.0 mm (5.6 in)	69.0 mm (2.7 in)	32	53 of 100 (Notable)
2023-04-06	Dergholm (Dorodong)	Record daily precipitation	74.0 mm (2.9 in)	21.2 mm (0.8 in)	22	60 of 100 (Major)
2023-04-06	Harrow (Post Office)	Record daily precipitation	35.5 mm (1.4 in)	12.6 mm (0.5 in)	72	49 of 100 (Notable)
2023-04-07	Casterton (Warrock)	Record daily precipitation	30.0 mm (1.2 in)	11.5 mm (0.5 in)	110	58 of 100 (Notable)
2023-04-07	Dergholm (Hillgrove)	Record daily precipitation	50.2 mm (2.0 in)	32.8 mm (1.3 in)	28	58 of 100 (Notable)
2023-04-07	Peakvale Station	Record daily precipitation	60.0 mm (2.4 in)	38.7 mm (1.5 in)	72	54 of 100 (Notable)
2023-04-07	Duffield Ramco	Record daily precipitation	36.0 mm (1.4 in)	24.0 mm (0.9 in)	38	53 of 100 (Notable)
2023-04-07	Glenorchy	Record daily precipitation	41.4 mm (1.6 in)	13.0 mm (0.5 in)	84	52 of 100 (Notable)
2023-04-07	Coojar (Killara)	Record daily precipitation	30.0 mm (1.2 in)	15.8 mm (0.6 in)	72	51 of 100 (Notable)
2023-04-07	Toogoom	Record daily precipitation	51.4 mm (2.0 in)	27.6 mm (1.1 in)	38	49 of 100 (Notable)
2023-04-07	Loxton (Pyap)	Record daily precipitation	17.6 mm (0.7 in)	6.2 mm (0.24 in)	117	20 of 100 (Routine)
2023-04-07	Keith	Record daily precipitation	21.6 mm (0.9 in)	8.9 mm (0.35 in)	86	20 of 100 (Routine)
2023-04-07	Kingston SE	Record daily precipitation	17.8 mm (0.7 in)	7.6 mm (0.30 in)	105	20 of 100 (Routine)
2023-04-08	Attunga (Garthowen)	Record daily precipitation	46.4 mm (1.8 in)	28.1 mm (1.1 in)	106	66 of 100 (Major)
2023-04-08	Mole River (Trenayr)	Record daily precipitation	85.6 mm (3.4 in)	61.6 mm (2.4 in)	45	63 of 100 (Major)
2023-04-08	Tamba	Record daily precipitation	36.2 mm (1.4 in)	30.6 mm (1.2 in)	32	52 of 100 (Notable)
2023-04-08	Dunkeld	Record daily precipitation	32.0 mm (1.3 in)	11.2 mm (0.4 in)	84	52 of 100 (Notable)
2023-04-08	Pittsworth	Record daily precipitation	48.0 mm (1.9 in)	10.4 mm (0.4 in)	127	49 of 100 (Notable)
2023-04-11	Penola Post Office	Record daily precipitation	40.4 mm (1.6 in)	2.8 mm (0.11 in)	89	51 of 100 (Notable)
2023-04-12	Avoca	Record daily precipitation	20.0 mm (0.8 in)	7.8 mm (0.31 in)	108	20 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 260 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
28	106
62	45
21	22
12	110
33	28
8	105
39	72
24	38
69	32
9	86
31	32
13	84
11	84
3	89
8	108
16	72
6	117
28	38
10	127
13	72
13	74
52	34
6	110
12	90
6	108
3	110
31	8
4	106
4	88
11	58
1	135
0	101
1	110
37	38
4	86
4	80
14	28
35	1
1	88
7	58
7	61
1	89
15	57
26	41
16	38
18	12
5	78
31	17
10	45
12	26
18	21
1	84
1	84
3	72
12	38
4	61
7	38
16	12
4	58
17	45
2	70
6	48
10	33
8	48
5	58
10	54
12	28
3	72
34	8
4	58
14	45
4	58
4	58
5	45
6	45
7	44
6	40
11	20
2	61
7	45
4	60
15	8
18	28
3	48
0	61
16	56
13	41
16	32
2	60
12	38
8	33
12	12
25	32
5	46
9	30
21	34
7	38
19	9
14	33
7	32
10	52
8	45
7	45
15	12
11	34
6	46
2	45
5	48
3	45
8	24
4	48
5	45
8	38
13	8
1	48
7	49
3	52
13	32
5	45
4	24
7	33
11	32
24	12
6	45
14	12
2	48
7	44
0	46
1	45
1	48
4	38
4	45
6	33
8	12
11	22
9	38
7	38
2	38
7	38
8	38
2	50
7	34
4	48
4	33
6	24
1	38
5	38
1	38
1	38
5	38
8	34
8	34
18	8
2	40
1	34
3	8
5	12
7	28
2	36
7	8
5	33
0	38
2	41
11	12
1	45
0	48
2	33
4	24
3	28
4	24
0	40
9	36
4	38
4	34
6	32
3	33
2	26
1	41
10	9
5	34
1	38
5	34
3	24
6	26
2	34
3	26
0	38
2	12
1	38
0	34
4	28
9	20
4	33
2	22
4	8
2	34
13	9
2	32
0	32
11	0

Margin (mm)	Years the old record stood
28	106
62	45
21	22
12	110
33	28
8	105
39	72
24	38
69	32
9	86
31	32
13	84
11	84
3	89
8	108
16	72
6	117
28	38
10	127
13	72
13	74
52	34
6	110
12	90
6	108
3	110
31	8
4	106
4	88
11	58
1	135
0	101
1	110
37	38
4	86
4	80
14	28
35	1
1	88
7	58
7	61
1	89
15	57
26	41
16	38
18	12
5	78
31	17
10	45
12	26
18	21
1	84
1	84
3	72
12	38
4	61
7	38
16	12
4	58
17	45
2	70
6	48
10	33
8	48
5	58
10	54
12	28
3	72
34	8
4	58
14	45
4	58
4	58
5	45
6	45
7	44
6	40
11	20
2	61
7	45
4	60
15	8
18	28
3	48
0	61
16	56
13	41
16	32
2	60
12	38
8	33
12	12
25	32
5	46
9	30
21	34
7	38
19	9
14	33
7	32
10	52
8	45
7	45
15	12
11	34
6	46
2	45
5	48
3	45
8	24
4	48
5	45
8	38
13	8
1	48
7	49
3	52
13	32
5	45
4	24
7	33
11	32
24	12
6	45
14	12
2	48
7	44
0	46
1	45
1	48
4	38
4	45
6	33
8	12
11	22
9	38
7	38
2	38
7	38
8	38
2	50
7	34
4	48
4	33
6	24
1	38
5	38
1	38
1	38
5	38
8	34
8	34
18	8
2	40
1	34
3	8
5	12
7	28
2	36
7	8
5	33
0	38
2	41
11	12
1	45
0	48
2	33
4	24
3	28
4	24
0	40
9	36
4	38
4	34
6	32
3	33
2	26
1	41
10	9
5	34
1	38
5	34
3	24
6	26
2	34
3	26
0	38
2	12
1	38
0	34
4	28
9	20
4	33
2	22
4	8
2	34
13	9
2	32
0	32
11	0

Margin (mm)	Years the old record stood
28	106
62	45
21	22
12	110
33	28
8	105
39	72
24	38
69	32
9	86
31	32
13	84
11	84
3	89
8	108
16	72
6	117
28	38
10	127
13	72
13	74
52	34
6	110
12	90
6	108
3	110
31	8
4	106
4	88
11	58
1	135
0	101
1	110
37	38
4	86
4	80
14	28
35	1
1	88
7	58
7	61
1	89
15	57
26	41
16	38
18	12
5	78
31	17
10	45
12	26
18	21
1	84
1	84
3	72
12	38
4	61
7	38
16	12
4	58
17	45
2	70
6	48
10	33
8	48
5	58
10	54
12	28
3	72
34	8
4	58
14	45
4	58
4	58
5	45
6	45
7	44
6	40
11	20
2	61
7	45
4	60
15	8
18	28
3	48
0	61
16	56
13	41
16	32
2	60
12	38
8	33
12	12
25	32
5	46
9	30
21	34
7	38
19	9
14	33
7	32
10	52
8	45
7	45
15	12
11	34
6	46
2	45
5	48
3	45
8	24
4	48
5	45
8	38
13	8
1	48
7	49
3	52
13	32
5	45
4	24
7	33
11	32
24	12
6	45
14	12
2	48
7	44
0	46
1	45
1	48
4	38
4	45
6	33
8	12
11	22
9	38
7	38
2	38
7	38
8	38
2	50
7	34
4	48
4	33
6	24
1	38
5	38
1	38
1	38
5	38
8	34
8	34
18	8
2	40
1	34
3	8
5	12
7	28
2	36
7	8
5	33
0	38
2	41
11	12
1	45
0	48
2	33
4	24
3	28
4	24
0	40
9	36
4	38
4	34
6	32
3	33
2	26
1	41
10	9
5	34
1	38
5	34
3	24
6	26
2	34
3	26
0	38
2	12
1	38
0	34
4	28
9	20
4	33
2	22
4	8
2	34
13	9
2	32
0	32
11	0