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

Sleetmute Weather Records (USC00508554)

Record envelope, standing records and threshold days for Sleetmute (USC00508554), Alaska, United States, with 40 years of record.

Key Facts for Sleetmute

  • Sleetmute (USC00508554) is a weather station in Alaska, United States at 61.70 latitude and -157.18 longitude, 87 m (285 ft) above sea level.
  • The station reports from 1924 to 1963, 40 years of record.
  • 1,464 records set at Sleetmute still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Alaska, United States, 61.70 latitude, -157.18 longitude.
  • Elevation: 87 m (285 ft).
  • Period of record: 1924 to 1963, 40 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Sleetmute, with 2026 drawn through them The band shows the record high and record low for each calendar day at Sleetmute. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -60-40-2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Sleetmute. 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 Sleetmute, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan4.4 C (39.9 F)-50.0 C (-58.0 F)n/an/a
Feb6.1 C (43.0 F)-46.7 C (-52.1 F)n/an/a
Mar12.8 C (55.0 F)-41.7 C (-43.1 F)n/an/a
Apr17.2 C (63.0 F)-36.1 C (-33.0 F)n/an/a
May26.7 C (80.1 F)-11.1 C (12.0 F)n/an/a
Jun32.2 C (90.0 F)-3.9 C (25.0 F)n/an/a
Jul30.6 C (87.1 F)-0.6 C (30.9 F)n/an/a
Aug26.7 C (80.1 F)-2.2 C (28.0 F)n/an/a
Sep22.2 C (72.0 F)-9.4 C (15.1 F)n/an/a
Oct17.2 C (63.0 F)-25.0 C (-13.0 F)n/an/a
Nov7.8 C (46.0 F)-36.7 C (-34.1 F)n/an/a
Dec8.9 C (48.0 F)-47.2 C (-53.0 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Sleetmute by the year they were set 1,464 records at Sleetmute still stand. 1932 holds the most, with 146. 0501001501924: 1061929: 321930: 1101931: 741932: 1461933: 1311934: 661957: 461958: 1161959: 1451960: 1251961: 1161962: 1121963: 1391924193019321934195819601962
1,464 records at Sleetmute still stand. 1932 holds the most, with 146.
Standing records at Sleetmute by the year they were set
Year setStanding records
1924106
192932
1930110
193174
1932146
1933131
193466
195746
1958116
1959145
1960125
1961116
1962112
1963139

Wettest Day of Each Month

Jan: 113.0 mm (4.4 in)
Record daily precipitation for each month at Sleetmute The wettest day on record for each calendar month at Sleetmute. The most was 113.0 mm (4.4 in) on 6 January 1930. 050100150 Jan: 113.0 mm (4.4 in), 6 January 1930 Jan Feb: 17.8 mm (0.7 in), 16 February 1932 Feb Mar: 16.0 mm (0.6 in), 9 March 1963 Mar Apr: 18.5 mm (0.7 in), 22 April 1960 Apr May: 39.4 mm (1.6 in), 16 May 1958 May Jun: 24.1 mm (0.9 in), 24 June 1960 Jun Jul: 31.8 mm (1.3 in), 23 July 1958 Jul Aug: 27.9 mm (1.1 in), 11 August 1958 Aug Sep: 76.7 mm (3.0 in), 3 September 1930 Sep Oct: 24.1 mm (0.9 in), 1 October 1961 Oct Nov: 24.9 mm (1.0 in), 15 November 1958 Nov Dec: 33.0 mm (1.3 in), 24 December 1962 Dec
The wettest day on record for each calendar month at Sleetmute. The most was 113.0 mm (4.4 in) on 6 January 1930.
Record daily precipitation for each month at Sleetmute
MonthRecord daily precipitation (mm)Date
Jan113.0 mm (4.4 in)6 January 1930
Feb17.8 mm (0.7 in)16 February 1932
Mar16.0 mm (0.6 in)9 March 1963
Apr18.5 mm (0.7 in)22 April 1960
May39.4 mm (1.6 in)16 May 1958
Jun24.1 mm (0.9 in)24 June 1960
Jul31.8 mm (1.3 in)23 July 1958
Aug27.9 mm (1.1 in)11 August 1958
Sep76.7 mm (3.0 in)3 September 1930
Oct24.1 mm (0.9 in)1 October 1961
Nov24.9 mm (1.0 in)15 November 1958
Dec33.0 mm (1.3 in)24 December 1962

Period of Record Coverage

1924 to 1963
Days with data per year at Sleetmute 14 years of record at Sleetmute, 1924 to 1963. 8 years have data for under 90 percent of days and are left out of rankings: 1924, 1929, 1930, 1931, 1932, 1934, 1957, 1962. 1924: 134 of 366 days1929: 37 of 365 days1930: 209 of 365 days1931: 246 of 365 days1932: 267 of 366 days1933: 330 of 365 days1934: 148 of 365 days1957: 83 of 365 days1958: 361 of 365 days1959: 361 of 365 days1960: 358 of 366 days1961: 363 of 365 days1962: 319 of 365 days1963: 363 of 365 days19301960
14 years of record at Sleetmute, 1924 to 1963. 8 years have data for under 90 percent of days and are left out of rankings: 1924, 1929, 1930, 1931, 1932, 1934, 1957, 1962.
Days with data per year at Sleetmute
YearDays with dataShare of yearComplete
192413437%No
19293710%No
193020957%No
193124667%No
193226773%No
193333090%Yes
193414841%No
19578323%No
195836199%Yes
195936199%Yes
196035898%Yes
196136399%Yes
196231987%No
196336399%Yes

Latest Records

0

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

Extremes by Year

1924 to 1963
Yearly extremes at Sleetmute: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)32.2 C (90.0 F)192425.3 C (77.5 F)14
Coldest night (TNn)-50.0 C (-58.0 F)1933-42.7 C (-44.9 F)14
Wettest day (Rx1day)113.0 mm (4.4 in)193024.4 mm (1.0 in)14
Wettest five days (Rx5day)140.8 mm (5.5 in)193049.3 mm (1.9 in)14
Longest dry spell (CDD)47 days192427 days14

Hottest day (TXx)

Hottest day (TXx) at Sleetmute by year The hottest day of the year at Sleetmute, 1924 to 1963. The record is 32.2 C (90.0 F) in 1924, marked on the chart; the median year is 25.3 C (77.5 F). 0102030401930194019501960Record: 32.2 C (90.0 F) in 1924
The hottest day of the year at Sleetmute, 1924 to 1963. The record is 32.2 C (90.0 F) in 1924, marked on the chart; the median year is 25.3 C (77.5 F).
Hottest day (TXx) at Sleetmute by year
YearHottest day (TXx)
192432.2 C (90.0 F)
192912.2 C (54.0 F)
193023.9 C (75.0 F)
193115.0 C (59.0 F)
193219.4 C (66.9 F)
193327.2 C (81.0 F)
193422.8 C (73.0 F)
19578.9 C (48.0 F)
195826.7 C (80.1 F)
195928.9 C (84.0 F)
196030.6 C (87.1 F)
196125.0 C (77.0 F)
196229.4 C (84.9 F)
196325.6 C (78.1 F)

Coldest night (TNn)

Coldest night (TNn) at Sleetmute by year The coldest night of the year at Sleetmute, 1924 to 1963. The record is -50.0 C (-58.0 F) in 1933, marked on the chart; the median year is -42.7 C (-44.9 F). -50-45-40-351930194019501960Record: -50.0 C (-58.0 F) in 1933
The coldest night of the year at Sleetmute, 1924 to 1963. The record is -50.0 C (-58.0 F) in 1933, marked on the chart; the median year is -42.7 C (-44.9 F).
Coldest night (TNn) at Sleetmute by year
YearColdest night (TNn)
1924-36.1 C (-33.0 F)
1929-47.2 C (-53.0 F)
1930-41.1 C (-42.0 F)
1931-41.1 C (-42.0 F)
1932-47.2 C (-53.0 F)
1933-50.0 C (-58.0 F)
1934-40.0 C (-40.0 F)
1957-44.4 C (-47.9 F)
1958-37.8 C (-36.0 F)
1959-40.0 C (-40.0 F)
1960-45.6 C (-50.1 F)
1961-44.4 C (-47.9 F)
1962-45.6 C (-50.1 F)
1963-40.6 C (-41.1 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Sleetmute by year The wettest day of the year at Sleetmute, 1924 to 1963. The record is 113.0 mm (4.4 in) in 1930, marked on the chart; the median year is 24.4 mm (1.0 in). 0501001501930194019501960Record: 113.0 mm (4.4 in) in 1930
The wettest day of the year at Sleetmute, 1924 to 1963. The record is 113.0 mm (4.4 in) in 1930, marked on the chart; the median year is 24.4 mm (1.0 in).
Wettest day (Rx1day) at Sleetmute by year
YearWettest day (Rx1day)
19240.0 mm (0.00 in)
192911.4 mm (0.4 in)
1930113.0 mm (4.4 in)
193122.9 mm (0.9 in)
193222.9 mm (0.9 in)
193323.4 mm (0.9 in)
193420.3 mm (0.8 in)
195719.3 mm (0.8 in)
195839.4 mm (1.6 in)
195925.4 mm (1.0 in)
196025.4 mm (1.0 in)
196128.7 mm (1.1 in)
196233.0 mm (1.3 in)
196325.4 mm (1.0 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Sleetmute by year The wettest five days of the year at Sleetmute, 1924 to 1963. The record is 140.8 mm (5.5 in) in 1930, marked on the chart; the median year is 49.3 mm (1.9 in). 0501001501930194019501960Record: 140.8 mm (5.5 in) in 1930
The wettest five days of the year at Sleetmute, 1924 to 1963. The record is 140.8 mm (5.5 in) in 1930, marked on the chart; the median year is 49.3 mm (1.9 in).
Wettest five days (Rx5day) at Sleetmute by year
YearWettest five days (Rx5day)
19240.0 mm (0.00 in)
192916.5 mm (0.6 in)
1930140.8 mm (5.5 in)
193139.4 mm (1.6 in)
193258.5 mm (2.3 in)
193356.4 mm (2.2 in)
193422.4 mm (0.9 in)
195730.5 mm (1.2 in)
195855.8 mm (2.2 in)
195944.7 mm (1.8 in)
196056.4 mm (2.2 in)
196159.7 mm (2.4 in)
196251.6 mm (2.0 in)
196347.0 mm (1.9 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Sleetmute by year The longest dry spell of the year at Sleetmute, 1924 to 1963. The record is 47 days in 1924, marked on the chart; the median year is 27 days. 10203040501930194019501960Record: 47 days in 1924
The longest dry spell of the year at Sleetmute, 1924 to 1963. The record is 47 days in 1924, marked on the chart; the median year is 27 days.
Longest dry spell (CDD) at Sleetmute by year
YearLongest dry spell (CDD)
192447 days
192925 days
193022 days
193126 days
193221 days
193347 days
193426 days
195719 days
195827 days
195932 days
196038 days
196120 days
196229 days
196333 days

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.

Download the Data

  • Data for Sleetmute standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Sleetmute 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

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