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Built 2026-10-16 (16 October 2026)

Indian Mtn Afs Weather Records (USW00026535)

Record envelope, standing records and threshold days for Indian Mtn Afs (USW00026535), Alaska, United States, with 76 years of record.

Key Facts for Indian Mtn Afs

  • Indian Mtn Afs (USW00026535) is a weather station in Alaska, United States at 66.00 latitude and -153.70 longitude, 389 m (1,276 ft) above sea level.
  • The station reports from 1951 to 2026, 76 years of record.
  • 1,464 records set at Indian Mtn Afs 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, 66.00 latitude, -153.70 longitude.
  • Elevation: 389 m (1,276 ft).
  • Period of record: 1951 to 2026, 76 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

51 days at or beyond a record
Daily record high and record low at Indian Mtn Afs, with 2026 drawn through them The band shows the record high and record low for each calendar day at Indian Mtn Afs. The lines show the 2026 daily maximum and minimum. 51 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 Indian Mtn Afs. The lines show the 2026 daily maximum and minimum. 51 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Indian Mtn Afs, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan2.2 C (36.0 F)-45.0 C (-49.0 F)1.0 C (33.8 F)-39.8 C (-39.6 F)
Feb-0.6 C (30.9 F)-43.9 C (-47.0 F)-4.0 C (24.8 F)-31.6 C (-24.9 F)
Mar3.3 C (37.9 F)-43.3 C (-45.9 F)0.5 C (32.9 F)-21.8 C (-7.2 F)
Apr13.9 C (57.0 F)-33.3 C (-27.9 F)4.6 C (40.3 F)-21.6 C (-6.9 F)
May22.2 C (72.0 F)-18.9 C (-2.0 F)18.5 C (65.3 F)-2.4 C (27.7 F)
Jun31.1 C (88.0 F)-0.3 C (31.5 F)26.7 C (80.1 F)-0.3 C (31.5 F)
Jul29.6 C (85.3 F)-1.1 C (30.0 F)29.6 C (85.3 F)3.5 C (38.3 F)
Aug26.7 C (80.1 F)-3.3 C (26.1 F)23.6 C (74.5 F)1.0 C (33.8 F)
Sep23.3 C (73.9 F)-12.8 C (9.0 F)13.3 C (55.9 F)-9.4 C (15.1 F)
Oct11.1 C (52.0 F)-31.7 C (-25.1 F)9.5 C (49.1 F)-11.0 C (12.2 F)
Nov2.2 C (36.0 F)-39.4 C (-38.9 F)1.3 C (34.3 F)-19.8 C (-3.6 F)
Dec4.4 C (39.9 F)-48.9 C (-56.0 F)-5.8 C (21.6 F)-35.1 C (-31.2 F)

Which Years Hold Standing Records

1,464 standing records
Standing records at Indian Mtn Afs by the year they were set 1,464 records at Indian Mtn Afs still stand. 1957 holds the most, with 174. 0501001502001953: 781954: 1011955: 1241956: 1481957: 1741958: 341963: 621964: 871965: 1091966: 941967: 581968: 371969: 1251970: 882025: 14519531955195719631965196719692025
1,464 records at Indian Mtn Afs still stand. 1957 holds the most, with 174.
Standing records at Indian Mtn Afs by the year they were set
Year setStanding records
195378
1954101
1955124
1956148
1957174
195834
196362
196487
1965109
196694
196758
196837
1969125
197088
2025145

Wettest Day of Each Month

Jan: 54.9 mm (2.2 in)
Record daily precipitation for each month at Indian Mtn Afs The wettest day on record for each calendar month at Indian Mtn Afs. The most was 54.9 mm (2.2 in) on 21 January 1962. 0204060 Jan: 54.9 mm (2.2 in), 21 January 1962 Jan Feb: 20.3 mm (0.8 in), 3 February 1959 Feb Mar: 34.3 mm (1.4 in), 3 March 1958 Mar Apr: 39.4 mm (1.6 in), 13 April 1965 Apr May: 19.3 mm (0.8 in), 22 May 1960 May Jun: 48.3 mm (1.9 in), 13 June 1953 Jun Jul: 31.0 mm (1.2 in), 9 July 1959 Jul Aug: 46.0 mm (1.8 in), 22 August 1953 Aug Sep: 46.7 mm (1.8 in), 2 September 1962 Sep Oct: 33.5 mm (1.3 in), 19 October 1961 Oct Nov: 38.4 mm (1.5 in), 17 November 1970 Nov Dec: 25.9 mm (1.0 in), 19 December 1968 Dec
The wettest day on record for each calendar month at Indian Mtn Afs. The most was 54.9 mm (2.2 in) on 21 January 1962.
Record daily precipitation for each month at Indian Mtn Afs
MonthRecord daily precipitation (mm)Date
Jan54.9 mm (2.2 in)21 January 1962
Feb20.3 mm (0.8 in)3 February 1959
Mar34.3 mm (1.4 in)3 March 1958
Apr39.4 mm (1.6 in)13 April 1965
May19.3 mm (0.8 in)22 May 1960
Jun48.3 mm (1.9 in)13 June 1953
Jul31.0 mm (1.2 in)9 July 1959
Aug46.0 mm (1.8 in)22 August 1953
Sep46.7 mm (1.8 in)2 September 1962
Oct33.5 mm (1.3 in)19 October 1961
Nov38.4 mm (1.5 in)17 November 1970
Dec25.9 mm (1.0 in)19 December 1968

Period of Record Coverage

1953 to 2025
Days with data per year at Indian Mtn Afs 15 years of record at Indian Mtn Afs, 1953 to 2025. 12 years have data for under 90 percent of days and are left out of rankings: 1953, 1954, 1955, 1958, 1963, 1964, 1965, 1966 and others. 1953: 212 of 365 days1954: 249 of 365 days1955: 292 of 365 days1956: 363 of 366 days1957: 360 of 365 days1958: 121 of 365 days1963: 144 of 365 days1964: 214 of 366 days1965: 191 of 365 days1966: 233 of 365 days1967: 142 of 365 days1968: 138 of 366 days1969: 194 of 365 days1970: 276 of 365 days2025: 350 of 365 days1955196519702025
15 years of record at Indian Mtn Afs, 1953 to 2025. 12 years have data for under 90 percent of days and are left out of rankings: 1953, 1954, 1955, 1958, 1963, 1964, 1965, 1966 and others.
Days with data per year at Indian Mtn Afs
YearDays with dataShare of yearComplete
195321258%No
195424968%No
195529280%No
195636399%Yes
195736099%Yes
195812133%No
196314439%No
196421458%No
196519152%No
196623364%No
196714239%No
196813838%No
196919453%No
197027676%No
202535096%Yes

Latest Records

0

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

Extremes by Year

1951 to 2026
Yearly extremes at Indian Mtn Afs: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)31.1 C (88.0 F)196926.4 C (79.5 F)16
Coldest night (TNn)-48.9 C (-56.0 F)1957-41.0 C (-41.8 F)16
Wettest day (Rx1day)54.9 mm (2.2 in)196230.5 mm (1.2 in)21
Wettest five days (Rx5day)113.8 mm (4.5 in)196263.3 mm (2.5 in)20
Longest dry spell (CDD)47 days195428 days21

Hottest day (TXx)

Hottest day (TXx) at Indian Mtn Afs by year The hottest day of the year at Indian Mtn Afs, 1951 to 2026. The record is 31.1 C (88.0 F) in 1969, marked on the chart; the median year is 26.4 C (79.5 F). 0102030401960198020002020Record: 31.1 C (88.0 F) in 1969
The hottest day of the year at Indian Mtn Afs, 1951 to 2026. The record is 31.1 C (88.0 F) in 1969, marked on the chart; the median year is 26.4 C (79.5 F).
Hottest day (TXx) at Indian Mtn Afs by year
YearHottest day (TXx)
1951n/a
1952n/a
195329.4 C (84.9 F)
195427.8 C (82.0 F)
195529.4 C (84.9 F)
195624.4 C (75.9 F)
195729.4 C (84.9 F)
195822.2 C (72.0 F)
1959n/a
1960n/a
1961n/a
1962n/a
196324.4 C (75.9 F)
19646.7 C (44.1 F)
196523.3 C (73.9 F)
196625.6 C (78.1 F)
196728.9 C (84.0 F)
196826.7 C (80.1 F)
196931.1 C (88.0 F)
197026.1 C (79.0 F)
202529.6 C (85.3 F)
202625.0 C (77.0 F)

Coldest night (TNn)

Coldest night (TNn) at Indian Mtn Afs by year The coldest night of the year at Indian Mtn Afs, 1951 to 2026. The record is -48.9 C (-56.0 F) in 1957, marked on the chart; the median year is -41.0 C (-41.8 F). -50-40-30-20-101960198020002020Record: -48.9 C (-56.0 F) in 1957
The coldest night of the year at Indian Mtn Afs, 1951 to 2026. The record is -48.9 C (-56.0 F) in 1957, marked on the chart; the median year is -41.0 C (-41.8 F).
Coldest night (TNn) at Indian Mtn Afs by year
YearColdest night (TNn)
1951n/a
1952n/a
1953-32.8 C (-27.0 F)
1954-45.0 C (-49.0 F)
1955-43.9 C (-47.0 F)
1956-43.3 C (-45.9 F)
1957-48.9 C (-56.0 F)
1958-35.0 C (-31.0 F)
1959n/a
1960n/a
1961n/a
1962n/a
1963-36.1 C (-33.0 F)
1964-46.1 C (-51.0 F)
1965-41.1 C (-42.0 F)
1966-41.7 C (-43.1 F)
1967-10.6 C (12.9 F)
1968-34.4 C (-29.9 F)
1969-45.0 C (-49.0 F)
1970-39.4 C (-38.9 F)
2025-39.8 C (-39.6 F)
2026-40.9 C (-41.6 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Indian Mtn Afs by year The wettest day of the year at Indian Mtn Afs, 1951 to 2026. The record is 54.9 mm (2.2 in) in 1962, marked on the chart; the median year is 30.5 mm (1.2 in). 02040601960198020002020Record: 54.9 mm (2.2 in) in 1962
The wettest day of the year at Indian Mtn Afs, 1951 to 2026. The record is 54.9 mm (2.2 in) in 1962, marked on the chart; the median year is 30.5 mm (1.2 in).
Wettest day (Rx1day) at Indian Mtn Afs by year
YearWettest day (Rx1day)
19517.6 mm (0.30 in)
195216.8 mm (0.7 in)
195348.3 mm (1.9 in)
195423.6 mm (0.9 in)
195530.5 mm (1.2 in)
195635.8 mm (1.4 in)
195727.4 mm (1.1 in)
195834.3 mm (1.4 in)
195931.0 mm (1.2 in)
196026.7 mm (1.1 in)
196133.5 mm (1.3 in)
196254.9 mm (2.2 in)
196337.8 mm (1.5 in)
196413.2 mm (0.5 in)
196539.4 mm (1.6 in)
196629.7 mm (1.2 in)
196727.9 mm (1.1 in)
196825.9 mm (1.0 in)
196942.7 mm (1.7 in)
197038.4 mm (1.5 in)
2025n/a
20264.8 mm (0.19 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Indian Mtn Afs by year The wettest five days of the year at Indian Mtn Afs, 1951 to 2026. The record is 113.8 mm (4.5 in) in 1962, marked on the chart; the median year is 63.3 mm (2.5 in). 02550751001251960198020002020Record: 113.8 mm (4.5 in) in 1962
The wettest five days of the year at Indian Mtn Afs, 1951 to 2026. The record is 113.8 mm (4.5 in) in 1962, marked on the chart; the median year is 63.3 mm (2.5 in).
Wettest five days (Rx5day) at Indian Mtn Afs by year
YearWettest five days (Rx5day)
195115.8 mm (0.6 in)
195219.6 mm (0.8 in)
195385.7 mm (3.4 in)
195442.6 mm (1.7 in)
195572.2 mm (2.8 in)
195672.9 mm (2.9 in)
195757.9 mm (2.3 in)
195846.2 mm (1.8 in)
195965.1 mm (2.6 in)
196062.0 mm (2.4 in)
196152.4 mm (2.1 in)
1962113.8 mm (4.5 in)
196364.5 mm (2.5 in)
196421.8 mm (0.9 in)
196565.1 mm (2.6 in)
196637.8 mm (1.5 in)
196774.4 mm (2.9 in)
196848.8 mm (1.9 in)
196981.6 mm (3.2 in)
197066.6 mm (2.6 in)
2025n/a
2026n/a

Longest dry spell (CDD)

Longest dry spell (CDD) at Indian Mtn Afs by year The longest dry spell of the year at Indian Mtn Afs, 1951 to 2026. The record is 47 days in 1954, marked on the chart; the median year is 28 days. 02040601960198020002020Record: 47 days in 1954
The longest dry spell of the year at Indian Mtn Afs, 1951 to 2026. The record is 47 days in 1954, marked on the chart; the median year is 28 days.
Longest dry spell (CDD) at Indian Mtn Afs by year
YearLongest dry spell (CDD)
19519 days
19527 days
195342 days
195447 days
195524 days
195634 days
195735 days
195825 days
195928 days
196045 days
196136 days
196221 days
196341 days
196443 days
196517 days
196632 days
196719 days
196815 days
196942 days
197018 days
2025n/a
20263 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 Indian Mtn Afs standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Indian Mtn Afs 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).