Built 2026-10-16 (16 October 2026)

Tanami Downs Weather Records (ASN00015555)

Record envelope, standing records and threshold days for Tanami Downs (ASN00015555), Australia, with 47 years of record.

Key Facts for Tanami Downs

  • Tanami Downs (ASN00015555) is a weather station in Australia at -20.56 latitude and 129.73 longitude, 305 m (1,001 ft) above sea level.
  • The station reports from 1966 to 2012, 47 years of record.
  • 0 records set at Tanami Downs still stand.
  • Records are tracked for prcp: an element needs 30 years of data to be eligible.
  • Tanami Downs tied a daily record precipitation of 10.0 mm (0.4 in) on 7 December 2011.

About the Station

  • Location: Australia, -20.56 latitude, 129.73 longitude.
  • Elevation: 305 m (1,001 ft).
  • Period of record: 1966 to 2012, 47 years.
  • Eligible elements: prcp.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Tanami Downs, with 2026 drawn through them The band shows the record high and record low for each calendar day at Tanami Downs. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. 000111 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Tanami Downs. 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 Tanami Downs, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
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Which Years Hold Standing Records

0 standing records
Standing records at Tanami Downs by the year they were set 0 records at Tanami Downs still stand. 00000000000
0 records at Tanami Downs still stand.
Standing records at Tanami Downs by the year they were set
Year setStanding records

All-Time Record Progression

1 new records
When Tanami Downs set new all-time records 1 all-time records were set at Tanami Downs between 20 January 2009 and 20 January 2009. Each dot is a new record. Record daily precipitation20 January 2009: Record daily precipitation 204.2 mm (8.0 in)2010
1 all-time records were set at Tanami Downs between 20 January 2009 and 20 January 2009. Each dot is a new record.
When Tanami Downs set new all-time records
DateKindDetail
2009-01-20Record daily precipitationRecord daily precipitation 204.2 mm (8.0 in)

Wettest Day of Each Month

Jan: 204.2 mm (8.0 in)
Record daily precipitation for each month at Tanami Downs The wettest day on record for each calendar month at Tanami Downs. The most was 204.2 mm (8.0 in) on 20 January 2009. 0100200300 Jan: 204.2 mm (8.0 in), 20 January 2009 Jan Feb: 147.0 mm (5.8 in), 11 February 1982 Feb Mar: 87.0 mm (3.4 in), 15 March 1977 Mar Apr: 80.0 mm (3.1 in), 14 April 1992 Apr May: 36.0 mm (1.4 in), 21 May 1990 May Jun: 55.0 mm (2.2 in), 30 June 1986 Jun Jul: 47.8 mm (1.9 in), 8 July 1978 Jul Aug: 13.2 mm (0.5 in), 2 August 1975 Aug Sep: 35.6 mm (1.4 in), 12 September 1984 Sep Oct: 64.0 mm (2.5 in), 12 October 2000 Oct Nov: 36.2 mm (1.4 in), 19 November 1989 Nov Dec: 99.1 mm (3.9 in), 10 December 1971 Dec
The wettest day on record for each calendar month at Tanami Downs. The most was 204.2 mm (8.0 in) on 20 January 2009.
Record daily precipitation for each month at Tanami Downs
MonthRecord daily precipitation (mm)Date
Jan204.2 mm (8.0 in)20 January 2009
Feb147.0 mm (5.8 in)11 February 1982
Mar87.0 mm (3.4 in)15 March 1977
Apr80.0 mm (3.1 in)14 April 1992
May36.0 mm (1.4 in)21 May 1990
Jun55.0 mm (2.2 in)30 June 1986
Jul47.8 mm (1.9 in)8 July 1978
Aug13.2 mm (0.5 in)2 August 1975
Sep35.6 mm (1.4 in)12 September 1984
Oct64.0 mm (2.5 in)12 October 2000
Nov36.2 mm (1.4 in)19 November 1989
Dec99.1 mm (3.9 in)10 December 1971

Latest Records

20
Latest records at Tanami Downs
DateStationRecordValueBeat old record byOld record stoodSignificance
7 December 2011Tanami Downs, AUdaily rain (Tie)10.0 mm (0.4 in)tie13 years2 of 100 (Routine)
4 December 2011Tanami Downs, AUdaily rain32.0 mm (1.3 in)1.8 mm (0.07 in)12 years8 of 100 (Routine)
31 October 2011Tanami Downs, AUdaily rain14.0 mm (0.6 in)8.0 mm (0.31 in)13 years16 of 100 (Routine)
27 October 2011Tanami Downs, AUdaily rain4.5 mm (0.18 in)3.7 mm (0.15 in)41 years19 of 100 (Routine)
24 October 2011Tanami Downs, AUdaily rain16.0 mm (0.6 in)13.6 mm (0.5 in)12 years20 of 100 (Routine)
21 October 2011Tanami Downs, AUdaily rain15.2 mm (0.6 in)6.3 mm (0.25 in)41 years20 of 100 (Routine)
3 April 2011Tanami Downs, AUdaily rain5.0 mm (0.20 in)5.0 mm (0.20 in)44 years19 of 100 (Routine)
22 March 2011Tanami Downs, AUdaily rain43.0 mm (1.7 in)6.1 mm (0.24 in)9 years9 of 100 (Routine)
19 March 2011Tanami Downs, AUdaily rain (Tie)27.0 mm (1.1 in)tie9 years1 of 100 (Routine)
14 March 2011Tanami Downs, AUdaily rain25.5 mm (1.0 in)24.5 mm (1.0 in)26 years26 of 100 (Routine)
6 March 2011Tanami Downs, AUdaily rain40.0 mm (1.6 in)14.4 mm (0.6 in)10 years15 of 100 (Routine)
12 February 2011Tanami Downs, AUdaily rain48.0 mm (1.9 in)28.0 mm (1.1 in)28 years26 of 100 (Routine)
14 November 2010Tanami Downs, AUdaily rain21.5 mm (0.8 in)17.1 mm (0.7 in)21 years20 of 100 (Routine)
13 November 2010Tanami Downs, AUdaily rain25.0 mm (1.0 in)19.4 mm (0.8 in)31 years38 of 100 (Notable)
25 January 2009Tanami Downs, AUdaily rain70.0 mm (2.8 in)36.2 mm (1.4 in)28 years33 of 100 (Routine)
20 January 2009Tanami Downs, AUall-time rain204.2 mm (8.0 in)57.2 mm (2.3 in)26 years66 of 100 (Major)
19 January 2009Tanami Downs, AUdaily rain30.1 mm (1.2 in)14.1 mm (0.6 in)18 years17 of 100 (Routine)
28 November 2008Tanami Downs, AUdaily rain1.0 mm (0.04 in)0.6 mm (0.02 in)18 years9 of 100 (Routine)
20 June 2007Tanami Downs, AUdaily rain24.0 mm (0.9 in)21.0 mm (0.8 in)1 year20 of 100 (Routine)
16 January 2007Tanami Downs, AUdaily rain81.0 mm (3.2 in)69.5 mm (2.7 in)12 years47 of 100 (Notable)

Extremes by Year

1966 to 2012
Yearly extremes at Tanami Downs: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)204.2 mm (8.0 in)200948.0 mm (1.9 in)45
Wettest five days (Rx5day)412.5 mm (16.2 in)200799.5 mm (3.9 in)45
Longest dry spell (CDD)282 days1976102 days44

Wettest day (Rx1day)

Wettest day (Rx1day) at Tanami Downs by year The wettest day of the year at Tanami Downs, 1966 to 2012. The record is 204.2 mm (8.0 in) in 2009, marked on the chart; the median year is 48.0 mm (1.9 in). 010020030019701980199020002010Record: 204.2 mm (8.0 in) in 2009
The wettest day of the year at Tanami Downs, 1966 to 2012. The record is 204.2 mm (8.0 in) in 2009, marked on the chart; the median year is 48.0 mm (1.9 in).
Wettest day (Rx1day) at Tanami Downs by year
YearWettest day (Rx1day)
19669.4 mm (0.37 in)
196792.5 mm (3.6 in)
19680.0 mm (0.00 in)
196962.7 mm (2.5 in)
197097.5 mm (3.8 in)
197199.1 mm (3.9 in)
197329.5 mm (1.2 in)
197439.4 mm (1.6 in)
197573.6 mm (2.9 in)
197629.2 mm (1.1 in)
197787.0 mm (3.4 in)
197847.8 mm (1.9 in)
197946.4 mm (1.8 in)
198037.6 mm (1.5 in)
198146.4 mm (1.8 in)
1982147.0 mm (5.8 in)
198333.8 mm (1.3 in)
198447.6 mm (1.9 in)
198525.0 mm (1.0 in)
198655.0 mm (2.2 in)
198770.8 mm (2.8 in)
198832.0 mm (1.3 in)
198960.0 mm (2.4 in)
199045.0 mm (1.8 in)
199150.0 mm (2.0 in)
199280.0 mm (3.1 in)
199392.0 mm (3.6 in)
199440.0 mm (1.6 in)
199543.0 mm (1.7 in)
199626.0 mm (1.0 in)
199780.0 mm (3.1 in)
199859.0 mm (2.3 in)
199930.2 mm (1.2 in)
200064.0 mm (2.5 in)
200179.0 mm (3.1 in)
200380.0 mm (3.1 in)
200460.0 mm (2.4 in)
200533.0 mm (1.3 in)
2006101.2 mm (4.0 in)
2007147.0 mm (5.8 in)
200819.4 mm (0.8 in)
2009204.2 mm (8.0 in)
201025.0 mm (1.0 in)
201148.0 mm (1.9 in)
201230.0 mm (1.2 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Tanami Downs by year The wettest five days of the year at Tanami Downs, 1966 to 2012. The record is 412.5 mm (16.2 in) in 2007, marked on the chart; the median year is 99.5 mm (3.9 in). 020040060019701980199020002010Record: 412.5 mm (16.2 in) in 2007
The wettest five days of the year at Tanami Downs, 1966 to 2012. The record is 412.5 mm (16.2 in) in 2007, marked on the chart; the median year is 99.5 mm (3.9 in).
Wettest five days (Rx5day) at Tanami Downs by year
YearWettest five days (Rx5day)
196618.8 mm (0.7 in)
1967227.6 mm (9.0 in)
19680.0 mm (0.00 in)
1969145.5 mm (5.7 in)
1970122.9 mm (4.8 in)
1971166.4 mm (6.6 in)
197366.0 mm (2.6 in)
197490.6 mm (3.6 in)
1975117.6 mm (4.6 in)
197698.8 mm (3.9 in)
1977169.0 mm (6.7 in)
197873.0 mm (2.9 in)
1979104.4 mm (4.1 in)
198071.0 mm (2.8 in)
1981132.6 mm (5.2 in)
1982233.0 mm (9.2 in)
198378.0 mm (3.1 in)
198477.8 mm (3.1 in)
198551.2 mm (2.0 in)
198687.0 mm (3.4 in)
1987124.8 mm (4.9 in)
198888.4 mm (3.5 in)
198977.2 mm (3.0 in)
199065.0 mm (2.6 in)
1991104.0 mm (4.1 in)
199280.6 mm (3.2 in)
1993143.2 mm (5.6 in)
1994168.0 mm (6.6 in)
199599.5 mm (3.9 in)
199639.6 mm (1.6 in)
1997155.6 mm (6.1 in)
199859.0 mm (2.3 in)
199934.8 mm (1.4 in)
2000143.5 mm (5.6 in)
2001194.9 mm (7.7 in)
2003124.0 mm (4.9 in)
2004167.0 mm (6.6 in)
200533.0 mm (1.3 in)
2006210.1 mm (8.3 in)
2007412.5 mm (16.2 in)
200828.4 mm (1.1 in)
2009234.3 mm (9.2 in)
201046.5 mm (1.8 in)
2011122.0 mm (4.8 in)
201244.3 mm (1.7 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Tanami Downs by year The longest dry spell of the year at Tanami Downs, 1966 to 2012. The record is 282 days in 1976, marked on the chart; the median year is 102 days. 010020030019701980199020002010Record: 282 days in 1976
The longest dry spell of the year at Tanami Downs, 1966 to 2012. The record is 282 days in 1976, marked on the chart; the median year is 102 days.
Longest dry spell (CDD) at Tanami Downs by year
YearLongest dry spell (CDD)
196627 days
1967157 days
196831 days
1969121 days
1970136 days
1971138 days
19736 days
197494 days
197578 days
1976282 days
1977111 days
197875 days
1979119 days
1980138 days
1981122 days
1982192 days
1983162 days
1984113 days
1985149 days
198698 days
1987101 days
198893 days
1989197 days
1990102 days
1991169 days
199294 days
199387 days
1994188 days
1995119 days
1996245 days
199781 days
199872 days
199989 days
2000143 days
200157 days
2003276 days
2004177 days
200587 days
200613 days
2007n/a
200826 days
200916 days
201033 days
201163 days
201218 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.

Rainfall Return Levels

31 years, 1967 to 2004

A day with at least 56.1 mm (2.2 in) of rain is expected about once in 2 years. A day with at least 151.6 mm (6.0 in) of rain is expected about once in 100 years.

Rainfall return levels at Tanami Downs: the daily rain expected about once in a given number of years
Expected about once inA day with at leastNote
2 years56.1 mm (2.2 in)
5 years80.7 mm (3.2 in)
10 years97.4 mm (3.8 in)
25 years118.9 mm (4.7 in)
50 years135.2 mm (5.3 in)Longer than the 31 years of record
100 years151.6 mm (6.0 in)Longer than the 31 years of record

The levels come from a generalised extreme value (GEV) distribution fitted by L-moments to the wettest-day total of each year, 31 years of values from 1967 to 2004.

A return level is an estimate. It is least reliable for the long periods, 50 and 100 years, and for any period longer than the record behind the fit, where the fit has to reach past the largest day actually observed. It is not a forecast.

The largest wettest-day totals in the fit: 147.0 mm (5.8 in) in 1982; 99.1 mm (3.9 in) in 1971; 97.5 mm (3.8 in) in 1970.

Download the Data

  • Data for Tanami Downs standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Tanami Downs 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).