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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Halemaumau 52 Weather Records (USC00511033)

Record envelope, standing records and threshold days for Halemaumau 52 (USC00511033), Hawaii, United States, with 66 years of record.

Key Facts for Halemaumau 52

  • Halemaumau 52 (USC00511033) is a weather station in Hawaii, United States at 19.40 latitude and -155.28 longitude, 1,110 m (3,640 ft) above sea level.
  • The station reports from 1949 to 2014, 66 years of record.
  • 0 records set at Halemaumau 52 still stand.
  • Records are tracked for snow, snwd: an element needs 30 years of data to be eligible.

About the Station

  • Location: Hawaii, United States, 19.40 latitude, -155.28 longitude.
  • Elevation: 1,110 m (3,640 ft).
  • Period of record: 1949 to 2014, 66 years.
  • Eligible elements: snow, snwd.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Halemaumau 52, with 2026 drawn through them The band shows the record high and record low for each calendar day at Halemaumau 52. 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 Halemaumau 52. 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 Halemaumau 52, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jann/an/an/an/a
Febn/an/an/an/a
Marn/an/an/an/a
Aprn/an/an/an/a
Mayn/an/an/an/a
Junn/an/an/an/a
Juln/an/an/an/a
Augn/an/an/an/a
Sepn/an/an/an/a
Octn/an/an/an/a
Novn/an/an/an/a
Decn/an/an/an/a

Which Years Hold Standing Records

0 standing records
Standing records at Halemaumau 52 by the year they were set 0 records at Halemaumau 52 still stand. 00000000000
0 records at Halemaumau 52 still stand.
Standing records at Halemaumau 52 by the year they were set
Year setStanding records

Wettest Day of Each Month

Feb: 318.5 mm (12.5 in)
Record daily precipitation for each month at Halemaumau 52 The wettest day on record for each calendar month at Halemaumau 52. The most was 318.5 mm (12.5 in) on 28 February 1985. 0100200300400 Jan: 55.1 mm (2.2 in), 26 January 2013 Jan Feb: 318.5 mm (12.5 in), 28 February 1985 Feb Mar: 313.2 mm (12.3 in), 4 March 1989 Mar Apr: 77.5 mm (3.1 in), 9 April 1982 Apr May: 163.6 mm (6.4 in), 13 May 2006 May Jun: 21.8 mm (0.9 in), 7 June 1982 Jun Jul: 43.4 mm (1.7 in), 31 July 1984 Jul Aug: 53.3 mm (2.1 in), 9 August 1988 Aug Sep: 45.2 mm (1.8 in), 8 September 1986 Sep Oct: 141.5 mm (5.6 in), 7 October 1989 Oct Nov: 225.6 mm (8.9 in), 5 November 1988 Nov Dec: 142.0 mm (5.6 in), 20 December 1984 Dec
The wettest day on record for each calendar month at Halemaumau 52. The most was 318.5 mm (12.5 in) on 28 February 1985.
Record daily precipitation for each month at Halemaumau 52
MonthRecord daily precipitation (mm)Date
Jan55.1 mm (2.2 in)26 January 2013
Feb318.5 mm (12.5 in)28 February 1985
Mar313.2 mm (12.3 in)4 March 1989
Apr77.5 mm (3.1 in)9 April 1982
May163.6 mm (6.4 in)13 May 2006
Jun21.8 mm (0.9 in)7 June 1982
Jul43.4 mm (1.7 in)31 July 1984
Aug53.3 mm (2.1 in)9 August 1988
Sep45.2 mm (1.8 in)8 September 1986
Oct141.5 mm (5.6 in)7 October 1989
Nov225.6 mm (8.9 in)5 November 1988
Dec142.0 mm (5.6 in)20 December 1984

Latest Records

0

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

Extremes by Year

1949 to 2014
Yearly extremes at Halemaumau 52: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Wettest day (Rx1day)318.5 mm (12.5 in)19850.8 mm (0.03 in)37
Wettest five days (Rx5day)163.6 mm (6.4 in)20060.0 mm (0.00 in)26
Longest dry spell (CDD)30 days197711 days30

Wettest day (Rx1day)

Wettest day (Rx1day) at Halemaumau 52 by year The wettest day of the year at Halemaumau 52, 1949 to 2014. The record is 318.5 mm (12.5 in) in 1985, marked on the chart; the median year is 0.8 mm (0.03 in). 0100200300400196019802000Record: 318.5 mm (12.5 in) in 1985
The wettest day of the year at Halemaumau 52, 1949 to 2014. The record is 318.5 mm (12.5 in) in 1985, marked on the chart; the median year is 0.8 mm (0.03 in).
Wettest day (Rx1day) at Halemaumau 52 by year
YearWettest day (Rx1day)
1949n/a
1950n/a
1953n/a
1958n/a
1959n/a
1960n/a
1961n/a
19620.0 mm (0.00 in)
1963n/a
1964n/a
19655.6 mm (0.22 in)
19660.0 mm (0.00 in)
1967n/a
1968n/a
1969n/a
1970n/a
19710.0 mm (0.00 in)
1972n/a
19730.0 mm (0.00 in)
1974n/a
19750.0 mm (0.00 in)
1976n/a
19771.5 mm (0.06 in)
1978n/a
19790.8 mm (0.03 in)
19800.0 mm (0.00 in)
19810.0 mm (0.00 in)
198277.5 mm (3.1 in)
198321.6 mm (0.9 in)
1984142.0 mm (5.6 in)
1985318.5 mm (12.5 in)
198645.2 mm (1.8 in)
198734.3 mm (1.4 in)
1988225.6 mm (8.9 in)
1989313.2 mm (12.3 in)
199094.2 mm (3.7 in)
19911.0 mm (0.04 in)
1992n/a
19930.0 mm (0.00 in)
19940.0 mm (0.00 in)
19950.0 mm (0.00 in)
19960.0 mm (0.00 in)
19970.0 mm (0.00 in)
19980.0 mm (0.00 in)
19990.0 mm (0.00 in)
20000.0 mm (0.00 in)
2001n/a
20020.0 mm (0.00 in)
20031.5 mm (0.06 in)
200438.9 mm (1.5 in)
20050.0 mm (0.00 in)
2006163.6 mm (6.4 in)
20070.0 mm (0.00 in)
2008n/a
2009n/a
201047.8 mm (1.9 in)
201355.1 mm (2.2 in)
201452.6 mm (2.1 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Halemaumau 52 by year The wettest five days of the year at Halemaumau 52, 1949 to 2014. The record is 163.6 mm (6.4 in) in 2006, marked on the chart; the median year is 0.0 mm (0.00 in). 050100150200196019802000Record: 163.6 mm (6.4 in) in 2006
The wettest five days of the year at Halemaumau 52, 1949 to 2014. The record is 163.6 mm (6.4 in) in 2006, marked on the chart; the median year is 0.0 mm (0.00 in).
Wettest five days (Rx5day) at Halemaumau 52 by year
YearWettest five days (Rx5day)
1949n/a
1950n/a
1953n/a
1958n/a
1959n/a
1960n/a
1961n/a
19620.0 mm (0.00 in)
1963n/a
1964n/a
1965n/a
1966n/a
1967n/a
1968n/a
1969n/a
1970n/a
19710.0 mm (0.00 in)
1972n/a
19730.0 mm (0.00 in)
1974n/a
19750.0 mm (0.00 in)
1976n/a
19770.0 mm (0.00 in)
1978n/a
19790.8 mm (0.03 in)
19800.0 mm (0.00 in)
19810.0 mm (0.00 in)
19820.0 mm (0.00 in)
19837.1 mm (0.28 in)
1984n/a
19854.1 mm (0.16 in)
1986n/a
19874.6 mm (0.18 in)
19880.0 mm (0.00 in)
1989n/a
199047.7 mm (1.9 in)
1991n/a
1992n/a
19930.0 mm (0.00 in)
1994n/a
19950.0 mm (0.00 in)
19960.0 mm (0.00 in)
19970.0 mm (0.00 in)
19980.0 mm (0.00 in)
19990.0 mm (0.00 in)
20000.0 mm (0.00 in)
2001n/a
20020.0 mm (0.00 in)
2003n/a
2004101.9 mm (4.0 in)
20050.0 mm (0.00 in)
2006163.6 mm (6.4 in)
20070.0 mm (0.00 in)
2008n/a
2009n/a
2010n/a
2013n/a
2014n/a

Longest dry spell (CDD)

Longest dry spell (CDD) at Halemaumau 52 by year The longest dry spell of the year at Halemaumau 52, 1949 to 2014. The record is 30 days in 1977, marked on the chart; the median year is 11 days. 0102030196019802000Record: 30 days in 1977
The longest dry spell of the year at Halemaumau 52, 1949 to 2014. The record is 30 days in 1977, marked on the chart; the median year is 11 days.
Longest dry spell (CDD) at Halemaumau 52 by year
YearLongest dry spell (CDD)
1949n/a
1950n/a
1953n/a
1958n/a
1959n/a
1960n/a
1961n/a
196219 days
1963n/a
1964n/a
1965n/a
19661 day
1967n/a
1968n/a
1969n/a
1970n/a
19717 days
1972n/a
197315 days
1974n/a
197515 days
1976n/a
197730 days
1978n/a
197911 days
198012 days
198117 days
19827 days
198310 days
1984n/a
198514 days
1986n/a
19876 days
198811 days
1989n/a
19907 days
19913 days
1992n/a
199314 days
19944 days
199517 days
199612 days
19975 days
199819 days
199914 days
20006 days
2001n/a
200213 days
20034 days
200411 days
20056 days
200611 days
200715 days
2008n/a
2009n/a
2010n/a
2013n/a
2014n/a

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 Halemaumau 52 standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Halemaumau 52 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

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