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Built 2026-10-16 (16 October 2026)

Omak Weather Records (USC00456121)

Record envelope, standing records and threshold days for Omak (USC00456121), Washington, United States, with 36 years of record.

Key Facts for Omak

  • Omak (USC00456121) is a weather station in Washington, United States at 48.42 latitude and -119.53 longitude, 259 m (851 ft) above sea level.
  • The station reports from 1980 to 2015, 36 years of record.
  • 1,464 records set at Omak still stand.
  • Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

  • Location: Washington, United States, 48.42 latitude, -119.53 longitude.
  • Elevation: 259 m (851 ft).
  • Period of record: 1980 to 2015, 36 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Omak, with 2026 drawn through them The band shows the record high and record low for each calendar day at Omak. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -40-200204060 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Omak. 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 Omak, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan16.7 C (62.1 F)-22.2 C (-8.0 F)n/an/a
Feb16.7 C (62.1 F)-22.2 C (-8.0 F)n/an/a
Mar23.3 C (73.9 F)-12.8 C (9.0 F)n/an/a
Apr31.7 C (89.1 F)-5.0 C (23.0 F)n/an/a
May40.0 C (104.0 F)-2.2 C (28.0 F)n/an/a
Jun40.0 C (104.0 F)2.2 C (36.0 F)n/an/a
Jul41.1 C (106.0 F)4.4 C (39.9 F)n/an/a
Aug40.6 C (105.1 F)5.0 C (41.0 F)n/an/a
Sep38.9 C (102.0 F)-1.1 C (30.0 F)n/an/a
Oct28.9 C (84.0 F)-11.1 C (12.0 F)n/an/a
Nov21.7 C (71.1 F)-13.9 C (7.0 F)n/an/a
Dec14.4 C (57.9 F)-22.2 C (-8.0 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Omak by the year they were set 1,464 records at Omak still stand. 1981 holds the most, with 195. 0501001502001980: 431981: 1951982: 1581983: 1441984: 1391985: 1221986: 1451987: 1291988: 1161989: 1181990: 971991: 58198019821984198619881990
1,464 records at Omak still stand. 1981 holds the most, with 195.
Standing records at Omak by the year they were set
Year setStanding records
198043
1981195
1982158
1983144
1984139
1985122
1986145
1987129
1988116
1989118
199097
199158

Wettest Day of Each Month

Jun: 46.0 mm (1.8 in)
Record daily precipitation for each month at Omak The wettest day on record for each calendar month at Omak. The most was 46.0 mm (1.8 in) on 30 June 1982. 0204060 Jan: 17.8 mm (0.7 in), 22 January 1986 Jan Feb: 17.3 mm (0.7 in), 22 February 1989 Feb Mar: 29.2 mm (1.1 in), 1 March 1982 Mar Apr: 26.7 mm (1.1 in), 18 April 1988 Apr May: 32.0 mm (1.3 in), 27 May 1989 May Jun: 46.0 mm (1.8 in), 30 June 1982 Jun Jul: 41.7 mm (1.6 in), 21 July 2012 Jul Aug: 45.7 mm (1.8 in), 10 August 1983 Aug Sep: 16.8 mm (0.7 in), 23 September 1986 Sep Oct: 24.9 mm (1.0 in), 6 October 1981 Oct Nov: 38.1 mm (1.5 in), 12 November 2012 Nov Dec: 32.5 mm (1.3 in), 5 December 1987 Dec
The wettest day on record for each calendar month at Omak. The most was 46.0 mm (1.8 in) on 30 June 1982.
Record daily precipitation for each month at Omak
MonthRecord daily precipitation (mm)Date
Jan17.8 mm (0.7 in)22 January 1986
Feb17.3 mm (0.7 in)22 February 1989
Mar29.2 mm (1.1 in)1 March 1982
Apr26.7 mm (1.1 in)18 April 1988
May32.0 mm (1.3 in)27 May 1989
Jun46.0 mm (1.8 in)30 June 1982
Jul41.7 mm (1.6 in)21 July 2012
Aug45.7 mm (1.8 in)10 August 1983
Sep16.8 mm (0.7 in)23 September 1986
Oct24.9 mm (1.0 in)6 October 1981
Nov38.1 mm (1.5 in)12 November 2012
Dec32.5 mm (1.3 in)5 December 1987

Period of Record Coverage

1980 to 1991
Days with data per year at Omak 12 years of record at Omak, 1980 to 1991. 4 years have data for under 90 percent of days and are left out of rankings: 1980, 1985, 1990, 1991. 1980: 61 of 366 days1981: 365 of 365 days1982: 364 of 365 days1983: 351 of 365 days1984: 364 of 366 days1985: 241 of 365 days1986: 362 of 365 days1987: 364 of 365 days1988: 362 of 366 days1989: 363 of 365 days1990: 251 of 365 days1991: 166 of 365 days198019851990
12 years of record at Omak, 1980 to 1991. 4 years have data for under 90 percent of days and are left out of rankings: 1980, 1985, 1990, 1991.
Days with data per year at Omak
YearDays with dataShare of yearComplete
19806117%No
1981365100%Yes
1982364100%Yes
198335196%Yes
198436499%Yes
198524166%No
198636299%Yes
1987364100%Yes
198836299%Yes
198936399%Yes
199025169%No
199116645%No

Latest Records

0

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

Extremes by Year

1980 to 2015
Yearly extremes at Omak: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)41.1 C (106.0 F)198539.7 C (103.5 F)12
Coldest night (TNn)-22.2 C (-8.0 F)1982-17.5 C (0.5 F)12
Wettest day (Rx1day)46.0 mm (1.8 in)198217.8 mm (0.7 in)17
Wettest five days (Rx5day)77.0 mm (3.0 in)198741.0 mm (1.6 in)16
Longest dry spell (CDD)78 days198732 days17

Hottest day (TXx)

Hottest day (TXx) at Omak by year The hottest day of the year at Omak, 1980 to 2015. The record is 41.1 C (106.0 F) in 1985, marked on the chart; the median year is 39.7 C (103.5 F). 10203040501980199020002010Record: 41.1 C (106.0 F) in 1985
The hottest day of the year at Omak, 1980 to 2015. The record is 41.1 C (106.0 F) in 1985, marked on the chart; the median year is 39.7 C (103.5 F).
Hottest day (TXx) at Omak by year
YearHottest day (TXx)
198018.3 C (64.9 F)
198140.6 C (105.1 F)
198240.6 C (105.1 F)
198339.4 C (102.9 F)
198440.6 C (105.1 F)
198541.1 C (106.0 F)
198640.0 C (104.0 F)
198740.0 C (104.0 F)
198838.9 C (102.0 F)
198938.3 C (100.9 F)
199033.9 C (93.0 F)
199138.3 C (100.9 F)
2011n/a
2012n/a
2013n/a
2014n/a
2015n/a

Coldest night (TNn)

Coldest night (TNn) at Omak by year The coldest night of the year at Omak, 1980 to 2015. The record is -22.2 C (-8.0 F) in 1982, marked on the chart; the median year is -17.5 C (0.5 F). -22.5-20-17.5-15-12.5-101980199020002010Record: -22.2 C (-8.0 F) in 1982
The coldest night of the year at Omak, 1980 to 2015. The record is -22.2 C (-8.0 F) in 1982, marked on the chart; the median year is -17.5 C (0.5 F).
Coldest night (TNn) at Omak by year
YearColdest night (TNn)
1980-16.1 C (3.0 F)
1981-15.0 C (5.0 F)
1982-22.2 C (-8.0 F)
1983-22.2 C (-8.0 F)
1984-20.0 C (-4.0 F)
1985-22.2 C (-8.0 F)
1986-17.8 C (0.0 F)
1987-12.2 C (10.0 F)
1988-16.1 C (3.0 F)
1989-17.2 C (1.0 F)
1990-22.2 C (-8.0 F)
1991-14.4 C (6.1 F)
2011n/a
2012n/a
2013n/a
2014n/a
2015n/a

Wettest day (Rx1day)

Wettest day (Rx1day) at Omak by year The wettest day of the year at Omak, 1980 to 2015. The record is 46.0 mm (1.8 in) in 1982, marked on the chart; the median year is 17.8 mm (0.7 in). 02040601980199020002010Record: 46.0 mm (1.8 in) in 1982
The wettest day of the year at Omak, 1980 to 2015. The record is 46.0 mm (1.8 in) in 1982, marked on the chart; the median year is 17.8 mm (0.7 in).
Wettest day (Rx1day) at Omak by year
YearWettest day (Rx1day)
198017.0 mm (0.7 in)
198124.9 mm (1.0 in)
198246.0 mm (1.8 in)
198345.7 mm (1.8 in)
198441.7 mm (1.6 in)
198514.2 mm (0.6 in)
198617.8 mm (0.7 in)
198732.5 mm (1.3 in)
198826.7 mm (1.1 in)
198932.0 mm (1.3 in)
199016.3 mm (0.6 in)
199116.0 mm (0.6 in)
20110.8 mm (0.03 in)
201241.7 mm (1.6 in)
201315.2 mm (0.6 in)
20144.3 mm (0.17 in)
20154.3 mm (0.17 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Omak by year The wettest five days of the year at Omak, 1980 to 2015. The record is 77.0 mm (3.0 in) in 1987, marked on the chart; the median year is 41.0 mm (1.6 in). 0204060801980199020002010Record: 77.0 mm (3.0 in) in 1987
The wettest five days of the year at Omak, 1980 to 2015. The record is 77.0 mm (3.0 in) in 1987, marked on the chart; the median year is 41.0 mm (1.6 in).
Wettest five days (Rx5day) at Omak by year
YearWettest five days (Rx5day)
198032.0 mm (1.3 in)
198135.6 mm (1.4 in)
198265.1 mm (2.6 in)
198364.2 mm (2.5 in)
198447.8 mm (1.9 in)
198522.6 mm (0.9 in)
198629.3 mm (1.2 in)
198777.0 mm (3.0 in)
198848.0 mm (1.9 in)
198962.7 mm (2.5 in)
199046.3 mm (1.8 in)
199125.0 mm (1.0 in)
2011n/a
201263.3 mm (2.5 in)
201324.8 mm (1.0 in)
20144.3 mm (0.17 in)
20155.8 mm (0.23 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Omak by year The longest dry spell of the year at Omak, 1980 to 2015. The record is 78 days in 1987, marked on the chart; the median year is 32 days. 0204060801980199020002010Record: 78 days in 1987
The longest dry spell of the year at Omak, 1980 to 2015. The record is 78 days in 1987, marked on the chart; the median year is 32 days.
Longest dry spell (CDD) at Omak by year
YearLongest dry spell (CDD)
198019 days
198137 days
198226 days
198329 days
198435 days
198554 days
198632 days
198778 days
198868 days
198948 days
199044 days
199123 days
20114 days
201229 days
201333 days
201423 days
201526 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 Omak standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Omak 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).