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Data as of 2025-12-31
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Built 2026-10-15 (15 October 2026)

Morena Dam Weather Records (USC00045840)

Record envelope, standing records and threshold days for Morena Dam (USC00045840), California, United States, with 56 years of record.

Key Facts for Morena Dam

  • Morena Dam (USC00045840) is a weather station in California, United States at 32.68 latitude and -116.52 longitude, 937 m (3,075 ft) above sea level.
  • The station reports from 1896 to 1951, 56 years of record.
  • 1,456 records set at Morena Dam still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: California, United States, 32.68 latitude, -116.52 longitude.
  • Elevation: 937 m (3,075 ft).
  • Period of record: 1896 to 1951, 56 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Morena Dam, with 2026 drawn through them The band shows the record high and record low for each calendar day at Morena Dam. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -1001020304050 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Morena Dam. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Morena Dam, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan20.0 C (68.0 F)-6.7 C (19.9 F)n/an/a
Feb26.1 C (79.0 F)-6.1 C (21.0 F)n/an/a
Mar32.2 C (90.0 F)-6.1 C (21.0 F)n/an/a
Apr27.8 C (82.0 F)-2.8 C (27.0 F)n/an/a
May37.8 C (100.0 F)-2.2 C (28.0 F)n/an/a
Jun42.2 C (108.0 F)3.3 C (37.9 F)n/an/a
Jul40.0 C (104.0 F)7.8 C (46.0 F)n/an/a
Aug43.3 C (109.9 F)3.3 C (37.9 F)n/an/a
Sep39.4 C (102.9 F)3.3 C (37.9 F)n/an/a
Oct32.2 C (90.0 F)-1.1 C (30.0 F)n/an/a
Nov27.2 C (81.0 F)-1.1 C (30.0 F)n/an/a
Dec22.8 C (73.0 F)-3.9 C (25.0 F)n/an/a

Which Years Hold Standing Records

1,456 standing records
Standing records at Morena Dam by the year they were set 1,456 records at Morena Dam still stand. 1900 holds the most, with 688. 02004006008001896: 331897: 1911899: 3431900: 6881901: 20118961897189919001901
1,456 records at Morena Dam still stand. 1900 holds the most, with 688.
Standing records at Morena Dam by the year they were set
Year setStanding records
189633
1897191
1899343
1900688
1901201

Wettest Day of Each Month

Jan: 90.2 mm (3.6 in)
Record daily precipitation for each month at Morena Dam The wettest day on record for each calendar month at Morena Dam. The most was 90.2 mm (3.6 in) on 4 January 1900. 0255075100 Jan: 90.2 mm (3.6 in), 4 January 1900 Jan Feb: 59.7 mm (2.4 in), 6 February 1901 Feb Mar: 25.9 mm (1.0 in), 6 March 1897 Mar Apr: 38.1 mm (1.5 in), 27 April 1900 Apr May: 53.3 mm (2.1 in), 5 May 1900 May Jun: 10.2 mm (0.4 in), 7 June 1900 Jun Jul: 26.4 mm (1.0 in), 28 July 1951 Jul Aug: 31.0 mm (1.2 in), 28 August 1951 Aug Sep: 2.0 mm (0.08 in), 24 September 1900 Sep Oct: 35.3 mm (1.4 in), 28 October 1896 Oct Nov: 44.5 mm (1.8 in), 25 November 1896 Nov Dec: 30.2 mm (1.2 in), 16 December 1896 Dec
The wettest day on record for each calendar month at Morena Dam. The most was 90.2 mm (3.6 in) on 4 January 1900.
Record daily precipitation for each month at Morena Dam
MonthRecord daily precipitation (mm)Date
Jan90.2 mm (3.6 in)4 January 1900
Feb59.7 mm (2.4 in)6 February 1901
Mar25.9 mm (1.0 in)6 March 1897
Apr38.1 mm (1.5 in)27 April 1900
May53.3 mm (2.1 in)5 May 1900
Jun10.2 mm (0.4 in)7 June 1900
Jul26.4 mm (1.0 in)28 July 1951
Aug31.0 mm (1.2 in)28 August 1951
Sep2.0 mm (0.08 in)24 September 1900
Oct35.3 mm (1.4 in)28 October 1896
Nov44.5 mm (1.8 in)25 November 1896
Dec30.2 mm (1.2 in)16 December 1896

Period of Record Coverage

1896 to 1901
Days with data per year at Morena Dam 5 years of record at Morena Dam, 1896 to 1901. 4 years have data for under 90 percent of days and are left out of rankings: 1896, 1897, 1899, 1901. 1896: 24 of 366 days1897: 118 of 365 days1899: 188 of 365 days1900: 334 of 365 days1901: 152 of 365 days1900
5 years of record at Morena Dam, 1896 to 1901. 4 years have data for under 90 percent of days and are left out of rankings: 1896, 1897, 1899, 1901.
Days with data per year at Morena Dam
YearDays with dataShare of yearComplete
1896247%No
189711832%No
189918852%No
190033492%Yes
190115242%No

Latest Records

0

No records were set at this station in the latest data.

Download the Data

  • Data for Morena Dam standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Morena Dam threshold days by year: CSV or JSON. Field meanings are on the data page.

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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2025-12-31).