Extreme rain in United States, 24 to 30 July 2023

Name: Extreme rain in United States, 24 to 30 July 2023
Start: 2023-07-24
End: 2023-07-30
Location: United States

Extreme rain in United States, 24 to 30 July 2023: 131 records at 127 stations, peak on 29 July 2023. Closed.

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

Key Facts

Extreme rain in United States, 24 to 30 July 2023 set or tied 131 station records at 127 stations.
It ran from 24 July 2023 to 30 July 2023 (7 days) and its peak day was 29 July 2023.
Status: closed.
Three Rivers set a daily record precipitation of 69.9 mm (2.8 in) on 27 July 2023.
The busiest day was 29 July 2023 with 60 records.
The oldest broken record in the ranked list had stood for 125 years.

Footprint

24 to 30 July 2023

The area covered by Extreme rain in United States, 24 to 30 July 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 United States, 24 to 30 July 2023: stations that set records in the event
Station	Type	Value	Date
Three Rivers	Record daily precipitation	69.9 mm (2.8 in)	2023-07-27
Benton Harbor AP	Record daily precipitation	78.7 mm (3.1 in)	2023-07-29
Wellston Tippy Dam	Record daily precipitation	42.2 mm (1.7 in)	2023-07-27
Central Michigan UNIV	Record daily precipitation	71.1 mm (2.8 in)	2023-07-29
Winamac 2SSE	Record daily precipitation	47.2 mm (1.9 in)	2023-07-29
Antigo	Record daily precipitation	41.7 mm (1.6 in)	2023-07-29
Stockton 3NNE	Record daily precipitation	65.5 mm (2.6 in)	2023-07-29
Knox Wwtp	Record daily precipitation	54.6 mm (2.1 in)	2023-07-29
Edwardsville 2 W	Record daily precipitation	61.7 mm (2.4 in)	2023-07-30
Cincinnati/Northern Kentucky I	Record daily precipitation	70.9 mm (2.8 in)	2023-07-27
Brookville	Record daily precipitation	55.9 mm (2.2 in)	2023-07-28
Caro Wwtp	Record daily precipitation	45.7 mm (1.8 in)	2023-07-29
Waukesha Wwtp	Record daily precipitation	28.2 mm (1.1 in)	2023-07-29
Grand Portage	Record daily precipitation	44.7 mm (1.8 in)	2023-07-26
Elgin Water	Record daily precipitation	57.2 mm (2.3 in)	2023-07-29
London State Fish Hatchery	Record daily precipitation	48.5 mm (1.9 in)	2023-07-29
Franklin	Record daily precipitation	41.9 mm (1.6 in)	2023-07-27
Fairfield	Record daily precipitation	133.6 mm (5.3 in)	2023-07-28
Harrisburg	Record daily precipitation	33.0 mm (1.3 in)	2023-07-30
Kent City 2 SW	Record daily precipitation	23.4 mm (0.9 in)	2023-07-27

Records per Day

Peak day 60

Records set or tied each day from 24 July 2023 to 30 July 2023. The most in one day was 60 on 29 July 2023.

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in United States, 24 to 30 July 2023 ranked by margin
Benton Harbor AP, 07-29	47.7 mm (1.9 in)
Stockton 3NNE, 07-29	47.7 mm (1.9 in)
Three Rivers, 07-27	34.3 mm (1.4 in)
Grand Portage, 07-26	34.0 mm (1.3 in)
Cincinnati/Northern Kentucky I, 07-27	32.8 mm (1.3 in)
Central Michigan UNIV, 07-29	32.2 mm (1.3 in)
Wellston Tippy Dam, 07-27	21.9 mm (0.9 in)
Elgin Water, 07-29	21.1 mm (0.8 in)
Winamac 2SSE, 07-29	20.3 mm (0.8 in)
Brookville, 07-28	20.3 mm (0.8 in)
Antigo, 07-29	18.3 mm (0.7 in)
Knox Wwtp, 07-29	16.0 mm (0.6 in)
Edwardsville 2 W, 07-30	16.0 mm (0.6 in)
Fairfield, 07-28	15.0 mm (0.6 in)
Caro Wwtp, 07-29	13.9 mm (0.5 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

131 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 United States, 24 to 30 July 2023
Margin (mm)	Years the old record stood
34	90
48	52
32	69
22	94
20	124
18	104
48	52
16	113
16	100
33	56
20	76
14	73
6	121
21	64
34	9
13	80
4	120
6	94
15	27
3	125
24	56
0	118
18	53
4	92
16	53
35	10
20	62
30	46
14	61
17	68
13	62
33	13
13	61
2	88
17	56
13	61
43	6
39	12
16	56
29	22
32	20
1	80
45	8
18	46
22	20
1	80
13	56
26	8
13	52
4	62
11	9
9	52
24	16
11	52
4	68
31	12
16	46
11	41
6	58
17	22
6	44
3	61
16	17
1	58
21	1
10	41
15	20
5	40
25	5
5	56
21	26
16	17
3	42
25	32
23	22
12	16
1	56
11	18
3	41
8	32
12	28
5	41
8	26
10	18
1	42
8	13
16	2
3	36
13	4
8	32
6	32
12	18
1	32
22	2
6	32
2	17
13	1
4	22
9	12
11	12
5	26
7	2
11	6
1	20
4	17
18	1
10	20
2	12
6	8
4	28
1	26
4	20
2	16
7	16
2	8
8	2
5	22
4	16
10	12
10	12
9	2
1	2
3	1
4	5
4	9
3	6
2	13
1	1
1	14
1	2
1	1

Compared With Other Events

Station records per event

Station records in Extreme rain in United States, 24 to 30 July 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 United States, 24 to 30 July 2023 (this event)	131 records

Every Record Set

20 of 131

Every record set or tied during Extreme rain in United States, 24 to 30 July 2023, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2023-07-26	Grand Portage	Record daily precipitation	44.7 mm (1.8 in)	34.0 mm (1.3 in)	9	43 of 100 (Notable)
2023-07-27	Three Rivers	Record daily precipitation	69.9 mm (2.8 in)	34.3 mm (1.4 in)	90	62 of 100 (Major)
2023-07-27	Wellston Tippy Dam	Record daily precipitation	42.2 mm (1.7 in)	21.9 mm (0.9 in)	94	57 of 100 (Notable)
2023-07-27	Cincinnati/Northern Kentucky I	Record daily precipitation	70.9 mm (2.8 in)	32.8 mm (1.3 in)	56	48 of 100 (Notable)
2023-07-27	Franklin	Record daily precipitation	41.9 mm (1.6 in)	2.8 mm (0.11 in)	125	42 of 100 (Notable)
2023-07-27	Kent City 2 SW	Record daily precipitation	23.4 mm (0.9 in)	5.6 mm (0.22 in)	94	20 of 100 (Routine)
2023-07-28	Brookville	Record daily precipitation	55.9 mm (2.2 in)	20.3 mm (0.8 in)	76	46 of 100 (Notable)
2023-07-28	Fairfield	Record daily precipitation	133.6 mm (5.3 in)	15.0 mm (0.6 in)	27	42 of 100 (Notable)
2023-07-29	Benton Harbor AP	Record daily precipitation	78.7 mm (3.1 in)	47.7 mm (1.9 in)	52	60 of 100 (Major)
2023-07-29	Central Michigan UNIV	Record daily precipitation	71.1 mm (2.8 in)	32.2 mm (1.3 in)	69	57 of 100 (Notable)
2023-07-29	Winamac 2SSE	Record daily precipitation	47.2 mm (1.9 in)	20.3 mm (0.8 in)	124	54 of 100 (Notable)
2023-07-29	Antigo	Record daily precipitation	41.7 mm (1.6 in)	18.3 mm (0.7 in)	104	54 of 100 (Notable)
2023-07-29	Stockton 3NNE	Record daily precipitation	65.5 mm (2.6 in)	47.7 mm (1.9 in)	52	52 of 100 (Notable)
2023-07-29	Knox Wwtp	Record daily precipitation	54.6 mm (2.1 in)	16.0 mm (0.6 in)	113	50 of 100 (Notable)
2023-07-29	Caro Wwtp	Record daily precipitation	45.7 mm (1.8 in)	13.9 mm (0.5 in)	73	44 of 100 (Notable)
2023-07-29	Waukesha Wwtp	Record daily precipitation	28.2 mm (1.1 in)	5.6 mm (0.22 in)	121	44 of 100 (Notable)
2023-07-29	Elgin Water	Record daily precipitation	57.2 mm (2.3 in)	21.1 mm (0.8 in)	64	43 of 100 (Notable)
2023-07-29	London State Fish Hatchery	Record daily precipitation	48.5 mm (1.9 in)	13.2 mm (0.5 in)	80	43 of 100 (Notable)
2023-07-30	Edwardsville 2 W	Record daily precipitation	61.7 mm (2.4 in)	16.0 mm (0.6 in)	100	49 of 100 (Notable)
2023-07-30	Harrisburg	Record daily precipitation	33.0 mm (1.3 in)	3.5 mm (0.14 in)	120	42 of 100 (Notable)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 131 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
2023-07-24	1
2023-07-25	4
2023-07-26	15
2023-07-27	21
2023-07-28	19
2023-07-29	60
2023-07-30	11

Margin (mm)	Years the old record stood
34	90
48	52
32	69
22	94
20	124
18	104
48	52
16	113
16	100
33	56
20	76
14	73
6	121
21	64
34	9
13	80
4	120
6	94
15	27
3	125
24	56
0	118
18	53
4	92
16	53
35	10
20	62
30	46
14	61
17	68
13	62
33	13
13	61
2	88
17	56
13	61
43	6
39	12
16	56
29	22
32	20
1	80
45	8
18	46
22	20
1	80
13	56
26	8
13	52
4	62
11	9
9	52
24	16
11	52
4	68
31	12
16	46
11	41
6	58
17	22
6	44
3	61
16	17
1	58
21	1
10	41
15	20
5	40
25	5
5	56
21	26
16	17
3	42
25	32
23	22
12	16
1	56
11	18
3	41
8	32
12	28
5	41
8	26
10	18
1	42
8	13
16	2
3	36
13	4
8	32
6	32
12	18
1	32
22	2
6	32
2	17
13	1
4	22
9	12
11	12
5	26
7	2
11	6
1	20
4	17
18	1
10	20
2	12
6	8
4	28
1	26
4	20
2	16
7	16
2	8
8	2
5	22
4	16
10	12
10	12
9	2
1	2
3	1
4	5
4	9
3	6
2	13
1	1
1	14
1	2
1	1

Margin (mm)	Years the old record stood
34	90
48	52
32	69
22	94
20	124
18	104
48	52
16	113
16	100
33	56
20	76
14	73
6	121
21	64
34	9
13	80
4	120
6	94
15	27
3	125
24	56
0	118
18	53
4	92
16	53
35	10
20	62
30	46
14	61
17	68
13	62
33	13
13	61
2	88
17	56
13	61
43	6
39	12
16	56
29	22
32	20
1	80
45	8
18	46
22	20
1	80
13	56
26	8
13	52
4	62
11	9
9	52
24	16
11	52
4	68
31	12
16	46
11	41
6	58
17	22
6	44
3	61
16	17
1	58
21	1
10	41
15	20
5	40
25	5
5	56
21	26
16	17
3	42
25	32
23	22
12	16
1	56
11	18
3	41
8	32
12	28
5	41
8	26
10	18
1	42
8	13
16	2
3	36
13	4
8	32
6	32
12	18
1	32
22	2
6	32
2	17
13	1
4	22
9	12
11	12
5	26
7	2
11	6
1	20
4	17
18	1
10	20
2	12
6	8
4	28
1	26
4	20
2	16
7	16
2	8
8	2
5	22
4	16
10	12
10	12
9	2
1	2
3	1
4	5
4	9
3	6
2	13
1	1
1	14
1	2
1	1

Margin (mm)	Years the old record stood
34	90
48	52
32	69
22	94
20	124
18	104
48	52
16	113
16	100
33	56
20	76
14	73
6	121
21	64
34	9
13	80
4	120
6	94
15	27
3	125
24	56
0	118
18	53
4	92
16	53
35	10
20	62
30	46
14	61
17	68
13	62
33	13
13	61
2	88
17	56
13	61
43	6
39	12
16	56
29	22
32	20
1	80
45	8
18	46
22	20
1	80
13	56
26	8
13	52
4	62
11	9
9	52
24	16
11	52
4	68
31	12
16	46
11	41
6	58
17	22
6	44
3	61
16	17
1	58
21	1
10	41
15	20
5	40
25	5
5	56
21	26
16	17
3	42
25	32
23	22
12	16
1	56
11	18
3	41
8	32
12	28
5	41
8	26
10	18
1	42
8	13
16	2
3	36
13	4
8	32
6	32
12	18
1	32
22	2
6	32
2	17
13	1
4	22
9	12
11	12
5	26
7	2
11	6
1	20
4	17
18	1
10	20
2	12
6	8
4	28
1	26
4	20
2	16
7	16
2	8
8	2
5	22
4	16
10	12
10	12
9	2
1	2
3	1
4	5
4	9
3	6
2	13
1	1
1	14
1	2
1	1