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Built 2026-10-16 (16 October 2026)

Manzanita Lake California Weather Records (USR0000CMAN)

Record envelope, standing records and threshold days for Manzanita Lake California (USR0000CMAN), California, United States, with 34 years of record.

Key Facts for Manzanita Lake California

  • Manzanita Lake California (USR0000CMAN) is a weather station in California, United States at 40.54 latitude and -121.58 longitude, 1,725 m (5,660 ft) above sea level.
  • The station reports from 1990 to 2023, 34 years of record.
  • 1,464 records set at Manzanita Lake California still stand.
  • Records are tracked for tmax, tmin: an element needs 30 years of data to be eligible.
  • Manzanita Lake California set a daily record high minimum temperature of 8.3 C (46.9 F) on 9 October 2026 (provisional).

Provisional Records

Records set in the last 60 days are provisional until they clear the revision window.

About the Station

  • Location: California, United States, 40.54 latitude, -121.58 longitude.
  • Elevation: 1,725 m (5,660 ft).
  • Period of record: 1990 to 2023, 34 years.
  • Eligible elements: tmax, tmin.

Daily Record Envelope and 2026

14 days at or beyond a record
Daily record high and record low at Manzanita Lake California, with 2026 drawn through them The band shows the record high and record low for each calendar day at Manzanita Lake California. The lines show the 2026 daily maximum and minimum. 14 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -40-2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Manzanita Lake California. The lines show the 2026 daily maximum and minimum. 14 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Manzanita Lake California, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan22.2 C (72.0 F)-19.4 C (-2.9 F)21.1 C (70.0 F)-7.8 C (18.0 F)
Feb22.8 C (73.0 F)-17.2 C (1.0 F)22.8 C (73.0 F)-15.6 C (3.9 F)
Mar26.1 C (79.0 F)-16.7 C (1.9 F)26.1 C (79.0 F)-2.8 C (27.0 F)
Apr26.1 C (79.0 F)-15.6 C (3.9 F)20.6 C (69.1 F)-6.7 C (19.9 F)
May30.6 C (87.1 F)-10.6 C (12.9 F)23.9 C (75.0 F)-1.7 C (28.9 F)
Jun35.6 C (96.1 F)-5.0 C (23.0 F)30.0 C (86.0 F)1.7 C (35.1 F)
Jul37.2 C (99.0 F)-3.9 C (25.0 F)28.9 C (84.0 F)2.8 C (37.0 F)
Aug36.1 C (97.0 F)-2.8 C (27.0 F)32.2 C (90.0 F)3.3 C (37.9 F)
Sep36.1 C (97.0 F)-3.3 C (26.1 F)28.9 C (84.0 F)-1.1 C (30.0 F)
Oct30.0 C (86.0 F)-9.4 C (15.1 F)27.8 C (82.0 F)-1.7 C (28.9 F)
Nov25.6 C (78.1 F)-16.1 C (3.0 F)n/an/a
Dec23.3 C (73.9 F)-22.2 C (-8.0 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Manzanita Lake California by the year they were set 1,464 records at Manzanita Lake California still stand. 1999 holds the most, with 74. 0204060801990: 291991: 461993: 71994: 571995: 471996: 311997: 421998: 541999: 742000: 572001: 462002: 492003: 462004: 392005: 282006: 532007: 302008: 632009: 412010: 382011: 342012: 342013: 442014: 282015: 412016: 272017: 582018: 232019: 432020: 372021: 372022: 492023: 372024: 302025: 372026: 28199019951999200320072011201520192023
1,464 records at Manzanita Lake California still stand. 1999 holds the most, with 74.
Standing records at Manzanita Lake California by the year they were set
Year setStanding records
199029
199146
19937
199457
199547
199631
199742
199854
199974
200057
200146
200249
200346
200439
200528
200653
200730
200863
200941
201038
201134
201234
201344
201428
201541
201627
201758
201823
201943
202037
202137
202249
202337
202430
202537
202628

Period of Record Coverage

1990 to 2026
Days with data per year at Manzanita Lake California 36 years of record at Manzanita Lake California, 1990 to 2026. 8 years have data for under 90 percent of days and are left out of rankings: 1990, 1991, 1993, 1994, 1995, 1996, 1997, 2026. 1990: 141 of 365 days1991: 212 of 365 days1993: 56 of 365 days1994: 303 of 365 days1995: 174 of 365 days1996: 203 of 366 days1997: 322 of 365 days1998: 342 of 365 days1999: 356 of 365 days2000: 365 of 366 days2001: 360 of 365 days2002: 365 of 365 days2003: 356 of 365 days2004: 365 of 366 days2005: 365 of 365 days2006: 358 of 365 days2007: 360 of 365 days2008: 366 of 366 days2009: 365 of 365 days2010: 357 of 365 days2011: 358 of 365 days2012: 366 of 366 days2013: 365 of 365 days2014: 365 of 365 days2015: 365 of 365 days2016: 364 of 366 days2017: 364 of 365 days2018: 365 of 365 days2019: 365 of 365 days2020: 366 of 366 days2021: 365 of 365 days2022: 365 of 365 days2023: 365 of 365 days2024: 366 of 366 days2025: 365 of 365 days2026: 284 of 365 days19901995200020052010201520202025
36 years of record at Manzanita Lake California, 1990 to 2026. 8 years have data for under 90 percent of days and are left out of rankings: 1990, 1991, 1993, 1994, 1995, 1996, 1997, 2026.
Days with data per year at Manzanita Lake California
YearDays with dataShare of yearComplete
199014139%No
199121258%No
19935615%No
199430383%No
199517448%No
199620355%No
199732288%No
199834294%Yes
199935698%Yes
2000365100%Yes
200136099%Yes
2002365100%Yes
200335698%Yes
2004365100%Yes
2005365100%Yes
200635898%Yes
200736099%Yes
2008366100%Yes
2009365100%Yes
201035798%Yes
201135898%Yes
2012366100%Yes
2013365100%Yes
2014365100%Yes
2015365100%Yes
201636499%Yes
2017364100%Yes
2018365100%Yes
2019365100%Yes
2020366100%Yes
2021365100%Yes
2022365100%Yes
2023365100%Yes
2024366100%Yes
2025365100%Yes
202628478%No

Latest Records

20
Latest records at Manzanita Lake California
DateStationRecordValueBeat old record byOld record stoodSignificance
9 October 2026Manzanita Lake California, USdaily high min (Provisional)8.3 C (46.9 F)2.2 C (4.0 F)4 years11 of 100 (Routine)
8 October 2026Manzanita Lake California, USdaily high min (Provisional)7.8 C (46.0 F)0.6 C (1.1 F)4 years5 of 100 (Routine)
6 October 2026Manzanita Lake California, USdaily high max (Tie, Provisional)27.8 C (82.0 F)tie29 years2 of 100 (Routine)
6 October 2026Manzanita Lake California, USdaily high min (Tie, Provisional)8.3 C (46.9 F)tie24 years2 of 100 (Routine)
5 October 2026Manzanita Lake California, USmonthly high min (Tie, Provisional)10.6 C (51.1 F)tie32 years5 of 100 (Routine)
4 October 2026Manzanita Lake California, USdaily high min (Tie, Provisional)7.8 C (46.0 F)tie3 years0 of 100 (Routine)
10 September 2026Manzanita Lake California, USdaily high min (Provisional)11.7 C (53.1 F)0.6 C (1.1 F)4 years5 of 100 (Routine)
6 September 2026Manzanita Lake California, USdaily low max (Provisional)15.6 C (60.1 F)3.3 C (5.9 F)16 years14 of 100 (Routine)
5 September 2026Manzanita Lake California, USdaily low max (Provisional)15.0 C (59.0 F)1.1 C (2.0 F)25 years12 of 100 (Routine)
3 September 2026Manzanita Lake California, USdaily low max (Tie, Provisional)8.9 C (48.0 F)tie25 years2 of 100 (Routine)
15 August 2026Manzanita Lake California, USdaily low max21.1 C (70.0 F)1.7 C (3.1 F)36 years17 of 100 (Routine)
14 August 2026Manzanita Lake California, USdaily low max (Tie)21.1 C (70.0 F)tie11 years1 of 100 (Routine)
8 August 2026Manzanita Lake California, USdaily high min (Tie)11.7 C (53.1 F)tie24 years2 of 100 (Routine)
20 July 2026Manzanita Lake California, USdaily high min (Tie)13.3 C (55.9 F)tie1 year0 of 100 (Routine)
17 June 2026Manzanita Lake California, USdaily high min10.6 C (51.1 F)1.2 C (2.2 F)23 years12 of 100 (Routine)
11 June 2026Manzanita Lake California, USdaily high min10.0 C (50.0 F)1.1 C (2.0 F)5 years7 of 100 (Routine)
4 April 2026Manzanita Lake California, USdaily high max (Tie)20.0 C (68.0 F)tie35 years3 of 100 (Routine)
30 March 2026Manzanita Lake California, USdaily high min6.7 C (44.1 F)3.4 C (6.1 F)23 years18 of 100 (Routine)
24 March 2026Manzanita Lake California, USdaily high min5.0 C (41.0 F)1.7 C (3.1 F)28 years15 of 100 (Routine)
23 March 2026Manzanita Lake California, USdaily high min4.4 C (39.9 F)2.2 C (4.0 F)28 years16 of 100 (Routine)

Climate Trend

28 complete years, 1998 to 2025
Annual mean temperature at Manzanita Lake California as warming stripes, 1998 to 2025 One stripe for each of 28 complete years at Manzanita Lake California, 1998 to 2025. Blue stripes are years cooler than the station's own mean of 8.0 C (46.4 F); red stripes are warmer. The coolest year was 1998, at 6.9 C (44.5 F), and the warmest was 2025, at 9.0 C (48.3 F). The strongest colour marks a difference of 1.1 C (2.0 F). 1998: 6.9 C, -1.0 C from the station mean1999: 7.3 C, -0.7 C from the station mean2000: 7.7 C, -0.2 C from the station mean2001: 8.2 C, +0.2 C from the station mean2002: 8.0 C, 0.0 C from the station mean2003: 8.1 C, +0.1 C from the station mean2004: 8.1 C, +0.1 C from the station mean2005: 7.9 C, -0.1 C from the station mean2006: 7.6 C, -0.4 C from the station mean2007: 7.9 C, -0.1 C from the station mean2008: 8.0 C, 0.0 C from the station mean2009: 7.9 C, -0.1 C from the station mean2010: 7.1 C, -0.9 C from the station mean2011: 7.3 C, -0.7 C from the station mean2012: 7.6 C, -0.4 C from the station mean2013: 8.0 C, 0.0 C from the station mean2014: 8.8 C, +0.8 C from the station mean2015: 8.7 C, +0.7 C from the station mean2016: 8.0 C, 0.0 C from the station mean2017: 8.4 C, +0.5 C from the station mean2018: 8.2 C, +0.2 C from the station mean2019: 7.5 C, -0.5 C from the station mean2020: 8.8 C, +0.8 C from the station mean2021: 8.6 C, +0.7 C from the station mean2022: 8.4 C, +0.4 C from the station mean2023: 7.2 C, -0.8 C from the station mean2024: 8.4 C, +0.4 C from the station mean2025: 9.0 C, +1.0 C from the station mean1998200020052010201520202025
One stripe for each of 28 complete years at Manzanita Lake California, 1998 to 2025. Blue stripes are years cooler than the station's own mean of 8.0 C (46.4 F); red stripes are warmer. The coolest year was 1998, at 6.9 C (44.5 F), and the warmest was 2025, at 9.0 C (48.3 F). The strongest colour marks a difference of 1.1 C (2.0 F).
Annual mean temperature at Manzanita Lake California as warming stripes, 1998 to 2025
YearAnnual mean temperatureDifference from the station mean
19986.9 C-1.04 C
19997.3 C-0.66 C
20007.7 C-0.24 C
20018.2 C+0.18 C
20028.0 C+0.04 C
20038.1 C+0.13 C
20048.1 C+0.12 C
20057.9 C-0.13 C
20067.6 C-0.43 C
20077.9 C-0.06 C
20088.0 C0.00 C
20097.9 C-0.11 C
20107.1 C-0.92 C
20117.3 C-0.69 C
20127.6 C-0.40 C
20138.0 C+0.04 C
20148.8 C+0.85 C
20158.7 C+0.73 C
20168.0 C+0.01 C
20178.4 C+0.46 C
20188.2 C+0.17 C
20197.5 C-0.50 C
20208.8 C+0.80 C
20218.6 C+0.66 C
20228.4 C+0.44 C
20237.2 C-0.78 C
20248.4 C+0.40 C
20259.0 C+1.05 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1990 to 2026
Yearly extremes at Manzanita Lake California: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)37.2 C (99.0 F)199933.9 C (93.0 F)36
Coldest night (TNn)-22.2 C (-8.0 F)2013-16.1 C (3.0 F)36

Hottest day (TXx)

Hottest day (TXx) at Manzanita Lake California by year The hottest day of the year at Manzanita Lake California, 1990 to 2026. The record is 37.2 C (99.0 F) in 1999, marked on the chart; the median year is 33.9 C (93.0 F). 20253035401990200020102020Record: 37.2 C (99.0 F) in 1999
The hottest day of the year at Manzanita Lake California, 1990 to 2026. The record is 37.2 C (99.0 F) in 1999, marked on the chart; the median year is 33.9 C (93.0 F).
Hottest day (TXx) at Manzanita Lake California by year
YearHottest day (TXx)
199035.6 C (96.1 F)
199134.4 C (93.9 F)
199323.9 C (75.0 F)
199434.4 C (93.9 F)
199532.2 C (90.0 F)
199632.8 C (91.0 F)
199733.9 C (93.0 F)
199836.1 C (97.0 F)
199937.2 C (99.0 F)
200034.4 C (93.9 F)
200133.3 C (91.9 F)
200236.1 C (97.0 F)
200335.6 C (96.1 F)
200432.2 C (90.0 F)
200533.9 C (93.0 F)
200635.6 C (96.1 F)
200735.0 C (95.0 F)
200835.0 C (95.0 F)
200933.3 C (91.9 F)
201032.2 C (90.0 F)
201131.7 C (89.1 F)
201232.8 C (91.0 F)
201334.4 C (93.9 F)
201432.2 C (90.0 F)
201532.8 C (91.0 F)
201632.8 C (91.0 F)
201735.0 C (95.0 F)
201831.1 C (88.0 F)
201931.7 C (89.1 F)
202034.4 C (93.9 F)
202134.4 C (93.9 F)
202236.7 C (98.1 F)
202332.2 C (90.0 F)
202435.6 C (96.1 F)
202532.8 C (91.0 F)
202632.2 C (90.0 F)

Coldest night (TNn)

Coldest night (TNn) at Manzanita Lake California by year The coldest night of the year at Manzanita Lake California, 1990 to 2026. The record is -22.2 C (-8.0 F) in 2013, marked on the chart; the median year is -16.1 C (3.0 F). -25-20-15-10-51990200020102020Record: -22.2 C (-8.0 F) in 2013
The coldest night of the year at Manzanita Lake California, 1990 to 2026. The record is -22.2 C (-8.0 F) in 2013, marked on the chart; the median year is -16.1 C (3.0 F).
Coldest night (TNn) at Manzanita Lake California by year
YearColdest night (TNn)
1990-7.2 C (19.0 F)
1991-7.8 C (18.0 F)
1993-16.1 C (3.0 F)
1994-15.6 C (3.9 F)
1995-7.2 C (19.0 F)
1996-11.1 C (12.0 F)
1997-15.0 C (5.0 F)
1998-18.3 C (-0.9 F)
1999-15.6 C (3.9 F)
2000-16.1 C (3.0 F)
2001-15.0 C (5.0 F)
2002-19.4 C (-2.9 F)
2003-16.1 C (3.0 F)
2004-18.3 C (-0.9 F)
2005-13.3 C (8.1 F)
2006-16.1 C (3.0 F)
2007-13.9 C (7.0 F)
2008-17.2 C (1.0 F)
2009-19.4 C (-2.9 F)
2010-16.7 C (1.9 F)
2011-16.1 C (3.0 F)
2012-15.0 C (5.0 F)
2013-22.2 C (-8.0 F)
2014-11.7 C (10.9 F)
2015-16.1 C (3.0 F)
2016-16.7 C (1.9 F)
2017-16.1 C (3.0 F)
2018-16.1 C (3.0 F)
2019-17.2 C (1.0 F)
2020-12.8 C (9.0 F)
2021-16.7 C (1.9 F)
2022-16.1 C (3.0 F)
2023-16.1 C (3.0 F)
2024-12.8 C (9.0 F)
2025-15.6 C (3.9 F)
2026-15.6 C (3.9 F)

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Frost Dates and Growing Season

28 years with a frost

Across 28 years with a frost, the median last spring frost at Manzanita Lake California falls on 11 June and the median first autumn frost on 19 September, which leaves a median of 100 days between them.

Fitted over all years, the growing season changes by +19.3 days per decade at this station.

Frost dates and growing season at Manzanita Lake California
MeasureMedian, all yearsEarliest periodRecent period (1998 to 2025)Recent against earliestFitted trend
Last spring frost11 Junen/a11 Junen/a-1.1 days per decade
First autumn frost19 Septembern/a19 Septembern/a+18.2 days per decade
Growing days100 daysn/a100 daysn/a+19.3 days per decade

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

  • Data for Manzanita Lake California standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Manzanita Lake California 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 (2026-10-14).