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Built 2026-10-19 (19 October 2026)

Extreme rain in United States, 6 to 9 September 2026

Extreme rain in United States, 6 to 9 September 2026: 29 records at 16 stations, peak on 6 September 2026. Closed.

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

Key Facts

  • Extreme rain in United States, 6 to 9 September 2026 set or tied 29 station records at 16 stations.
  • It ran from 6 September 2026 to 9 September 2026 (4 days) and its peak day was 6 September 2026.
  • Status: closed.
  • Van Nuys AP set a daily record precipitation of 25.1 mm (1.0 in) on 6 September 2026 (provisional).
  • The busiest day was 6 September 2026 with 12 records.
  • The oldest broken record in the ranked list had stood for 119 years.

Footprint

6 to 9 September 2026
Footprint of Extreme rain in United States, 6 to 9 September 2026 The area covered by Extreme rain in United States, 6 to 9 September 2026 is outlined, with 14 of the stations that set records marked, coloured by record type.
The area covered by Extreme rain in United States, 6 to 9 September 2026 is outlined, with 14 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Extreme rain in United States, 6 to 9 September 2026: stations that set records in the event
StationTypeValueDate
Van Nuys APRecord daily precipitation25.1 mm (1.0 in)2026-09-06
Torrance APRecord daily precipitation39.4 mm (1.6 in)2026-09-06
Culver CityRecord daily precipitation22.9 mm (0.9 in)2026-09-06
RedlandsRecord daily precipitation15.2 mm (0.6 in)2026-09-06
U C L ARecord daily precipitation22.6 mm (0.9 in)2026-09-06
LancasterRecord daily precipitation8.1 mm (0.32 in)2026-09-06
March AFBRecord daily precipitation9.7 mm (0.38 in)2026-09-06
Long Beach Daugherty APRecord daily precipitation17.3 mm (0.7 in)2026-09-06
Camarillo APRecord daily precipitation4.8 mm (0.19 in)2026-09-06
Los Angeles Intl APRecord daily precipitation15.2 mm (0.6 in)2026-09-06
San Nicolas IsRecord daily precipitation24.4 mm (1.0 in)2026-09-06
Los Angeles Downtown/UscRecord daily precipitation18.0 mm (0.7 in)2026-09-06
Joshua TreeRecord daily precipitation13.7 mm (0.5 in)2026-09-07
Newport Beach HarborRecord daily precipitation1.0 mm (0.04 in)2026-09-07
San Gabriel Canyon PhRecord daily precipitation12.7 mm (0.5 in)2026-09-07
CampoRecord daily precipitation17.5 mm (0.7 in)2026-09-08
San JacintoRecord daily precipitation5.1 mm (0.20 in)2026-09-06

Records per Day

Peak day 12
Records per day during Extreme rain in United States, 6 to 9 September 2026 Records set or tied each day from 6 September 2026 to 9 September 2026. The most in one day was 12 on 6 September 2026. 0 3 6 9 12 09-0609-0709-0809-09
Records set or tied each day from 6 September 2026 to 9 September 2026. The most in one day was 12 on 6 September 2026.
Records per day during Extreme rain in United States, 6 to 9 September 2026
DateRecords
2026-09-0612
2026-09-0711
2026-09-085
2026-09-091

Top Records by Margin

Margin over the record replaced
Top records of Extreme rain in United States, 6 to 9 September 2026 ranked by margin
Torrance AP, 09-0628.5 mm (1.1 in)
Van Nuys AP, 09-0625.1 mm (1.0 in)
San Nicolas Is, 09-0623.6 mm (0.9 in)
Culver City, 09-0620.4 mm (0.8 in)
U C L A, 09-0618.0 mm (0.7 in)
Long Beach Daugherty AP, 09-0615.3 mm (0.6 in)
Campo, 09-0815.2 mm (0.6 in)
Los Angeles Intl AP, 09-0614.7 mm (0.6 in)
Joshua Tree, 09-0713.7 mm (0.5 in)
Los Angeles Downtown/Usc, 09-0613.7 mm (0.5 in)
San Gabriel Canyon Ph, 09-0712.2 mm (0.5 in)
Lancaster, 09-068.1 mm (0.32 in)
U C L A, 09-076.9 mm (0.27 in)
Camarillo AP, 09-064.0 mm (0.16 in)
Torrance AP, 09-072.8 mm (0.11 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

Margin against age of the broken record in Extreme rain in United States, 6 to 9 September 2026 29 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. 0 30 60 90 120 08152330 Margin (mm) Years the old record stood
29 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, 6 to 9 September 2026
Margin (mm)Years the old record stood
2576
2455
1560
1560
1467
1544
1119
1848
2948
1460
192
392
2048
463
768
181
276
1248
276
852
656
176
176
076
176
248
040
83
120

Compared With Other Events

Station records per event
Station records in Extreme rain in United States, 6 to 9 September 2026 compared with similar events
Extreme rain in United States and Mexico, 23 February to 15 March 20192,223 records
Extreme rain in United States, 3 to 19 January 20242,133 records
Extreme rain in Australia, 7 to 26 March 20212,099 records
Extreme rain in United States and Mexico, 29 September to 19 October 20181,970 records
Extreme rain in United States, 19 December 2022 to 13 January 20231,941 records
Extreme rain in United States, 6 to 9 September 2026 (this event)29 records

Every Record Set

30 of 29
Every record set or tied during Extreme rain in United States, 6 to 9 September 2026, in date order
DateStationRecordValueMarginYears stoodSignificance
2026-09-06Van Nuys APRecord daily precipitation (provisional)25.1 mm (1.0 in)25.1 mm (1.0 in)7655 of 100 (Notable)
2026-09-06Torrance APRecord daily precipitation (provisional)39.4 mm (1.6 in)28.5 mm (1.1 in)4838 of 100 (Notable)
2026-09-06Culver CityRecord daily precipitation (provisional)22.9 mm (0.9 in)20.4 mm (0.8 in)4820 of 100 (Routine)
2026-09-06RedlandsRecord daily precipitation (provisional)15.2 mm (0.6 in)1.5 mm (0.06 in)4820 of 100 (Routine)
2026-09-06U C L ARecord daily precipitation (provisional)22.6 mm (0.9 in)18.0 mm (0.7 in)4820 of 100 (Routine)
2026-09-06LancasterRecord daily precipitation (provisional)8.1 mm (0.32 in)8.1 mm (0.32 in)5220 of 100 (Routine)
2026-09-06March AFBRecord daily precipitation (provisional)9.7 mm (0.38 in)5.9 mm (0.23 in)5620 of 100 (Routine)
2026-09-06Long Beach Daugherty APRecord daily precipitation (provisional)17.3 mm (0.7 in)15.3 mm (0.6 in)6020 of 100 (Routine)
2026-09-06Camarillo APRecord daily precipitation (provisional)4.8 mm (0.19 in)4.0 mm (0.16 in)6320 of 100 (Routine)
2026-09-06Los Angeles Intl APRecord daily precipitation (provisional)15.2 mm (0.6 in)14.7 mm (0.6 in)6020 of 100 (Routine)
2026-09-06San Nicolas IsRecord daily precipitation (provisional)24.4 mm (1.0 in)23.6 mm (0.9 in)5520 of 100 (Routine)
2026-09-06Los Angeles Downtown/UscRecord daily precipitation (provisional)18.0 mm (0.7 in)13.7 mm (0.5 in)6020 of 100 (Routine)
2026-09-06San JacintoRecord daily precipitation (tie) (provisional)5.1 mm (0.20 in)tie152 of 100 (Routine)
2026-09-07Joshua TreeRecord daily precipitation (provisional)13.7 mm (0.5 in)13.7 mm (0.5 in)6720 of 100 (Routine)
2026-09-07Newport Beach HarborRecord daily precipitation (provisional)1.0 mm (0.04 in)0.5 mm (0.02 in)9220 of 100 (Routine)
2026-09-07San Gabriel Canyon PhRecord daily precipitation (provisional)12.7 mm (0.5 in)12.2 mm (0.5 in)4820 of 100 (Routine)
2026-09-07U C L ARecord daily precipitation (provisional)7.4 mm (0.29 in)6.9 mm (0.27 in)6820 of 100 (Routine)
2026-09-07Torrance APRecord daily precipitation (provisional)2.8 mm (0.11 in)2.8 mm (0.11 in)9220 of 100 (Routine)
2026-09-07March AFBRecord daily precipitation (provisional)0.8 mm (0.03 in)0.8 mm (0.03 in)7620 of 100 (Routine)
2026-09-07Long Beach Daugherty APRecord daily precipitation (provisional)0.5 mm (0.02 in)0.5 mm (0.02 in)7620 of 100 (Routine)
2026-09-07Van Nuys APRecord daily precipitation (provisional)0.3 mm (0.01 in)0.3 mm (0.01 in)7620 of 100 (Routine)
2026-09-07Los Angeles Intl APRecord daily precipitation (provisional)1.3 mm (0.05 in)1.3 mm (0.05 in)8120 of 100 (Routine)
2026-09-07Los Angeles Downtown/UscRecord daily precipitation (provisional)0.5 mm (0.02 in)0.5 mm (0.02 in)11920 of 100 (Routine)
2026-09-07Culver CityRecord daily precipitation (provisional)10.4 mm (0.4 in)7.9 mm (0.31 in)314 of 100 (Routine)
2026-09-08CampoRecord daily precipitation (provisional)17.5 mm (0.7 in)15.2 mm (0.6 in)4420 of 100 (Routine)
2026-09-08Culver CityRecord daily precipitation (provisional)2.5 mm (0.10 in)1.7 mm (0.07 in)7620 of 100 (Routine)
2026-09-08Torrance APRecord daily precipitation (provisional)2.5 mm (0.10 in)2.0 mm (0.08 in)7620 of 100 (Routine)
2026-09-08Van Nuys APRecord daily precipitation (provisional)0.5 mm (0.02 in)0.5 mm (0.02 in)7620 of 100 (Routine)
2026-09-08Camarillo APRecord daily precipitation (provisional)1.0 mm (0.04 in)0.7 mm (0.03 in)2014 of 100 (Routine)
2026-09-09Torrance APRecord daily precipitation (provisional)0.8 mm (0.03 in)0.3 mm (0.01 in)4020 of 100 (Routine)

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.