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Built 2026-10-16 (16 October 2026)

Prospect Creek Weather Records (USC00507778)

Record envelope, standing records and threshold days for Prospect Creek (USC00507778), Alaska, United States, with 32 years of record.

Key Facts for Prospect Creek

  • Prospect Creek (USC00507778) is a weather station in Alaska, United States at 66.82 latitude and -150.67 longitude, 291 m (955 ft) above sea level.
  • The station reports from 1970 to 2001, 32 years of record.
  • 1,464 records set at Prospect Creek 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, 66.82 latitude, -150.67 longitude.
  • Elevation: 291 m (955 ft).
  • Period of record: 1970 to 2001, 32 years.
  • Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Prospect Creek, with 2026 drawn through them The band shows the record high and record low for each calendar day at Prospect Creek. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -80-60-40-2002040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Prospect Creek. 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 Prospect Creek, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan0.6 C (33.1 F)-62.2 C (-80.0 F)n/an/a
Feb3.9 C (39.0 F)-53.3 C (-63.9 F)n/an/a
Mar2.8 C (37.0 F)-52.2 C (-62.0 F)n/an/a
Apr13.3 C (55.9 F)-41.7 C (-43.1 F)n/an/a
May24.4 C (75.9 F)-13.9 C (7.0 F)n/an/a
Jun30.6 C (87.1 F)-6.7 C (19.9 F)n/an/a
Jul30.6 C (87.1 F)-0.6 C (30.9 F)n/an/a
Aug30.6 C (87.1 F)-8.3 C (17.1 F)n/an/a
Sep22.8 C (73.0 F)-14.4 C (6.1 F)n/an/a
Oct10.0 C (50.0 F)-37.2 C (-35.0 F)n/an/a
Nov7.8 C (46.0 F)-52.2 C (-62.0 F)n/an/a
Dec0.0 C (32.0 F)-55.6 C (-68.1 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Prospect Creek by the year they were set 1,464 records at Prospect Creek still stand. 1972 holds the most, with 184. 0501001502001970: 561971: 1521972: 1841973: 1091974: 1391975: 1621976: 1681977: 1391978: 1051979: 1581980: 92197019721974197619781980
1,464 records at Prospect Creek still stand. 1972 holds the most, with 184.
Standing records at Prospect Creek by the year they were set
Year setStanding records
197056
1971152
1972184
1973109
1974139
1975162
1976168
1977139
1978105
1979158
198092

Wettest Day of Each Month

Jul: 52.3 mm (2.1 in)
Record daily precipitation for each month at Prospect Creek The wettest day on record for each calendar month at Prospect Creek. The most was 52.3 mm (2.1 in) on 24 July 1977. 0204060 Jan: 8.6 mm (0.34 in), 26 January 1975 Jan Feb: 25.4 mm (1.0 in), 16 February 1974 Feb Mar: 6.9 mm (0.27 in), 16 March 1978 Mar Apr: 7.9 mm (0.31 in), 14 April 1971 Apr May: 15.2 mm (0.6 in), 31 May 1977 May Jun: 49.5 mm (1.9 in), 13 June 1974 Jun Jul: 52.3 mm (2.1 in), 24 July 1977 Jul Aug: 27.7 mm (1.1 in), 6 August 1977 Aug Sep: 50.8 mm (2.0 in), 26 September 1973 Sep Oct: 28.4 mm (1.1 in), 8 October 1970 Oct Nov: 9.1 mm (0.36 in), 29 November 1976 Nov Dec: 5.1 mm (0.20 in), 17 December 1975 Dec
The wettest day on record for each calendar month at Prospect Creek. The most was 52.3 mm (2.1 in) on 24 July 1977.
Record daily precipitation for each month at Prospect Creek
MonthRecord daily precipitation (mm)Date
Jan8.6 mm (0.34 in)26 January 1975
Feb25.4 mm (1.0 in)16 February 1974
Mar6.9 mm (0.27 in)16 March 1978
Apr7.9 mm (0.31 in)14 April 1971
May15.2 mm (0.6 in)31 May 1977
Jun49.5 mm (1.9 in)13 June 1974
Jul52.3 mm (2.1 in)24 July 1977
Aug27.7 mm (1.1 in)6 August 1977
Sep50.8 mm (2.0 in)26 September 1973
Oct28.4 mm (1.1 in)8 October 1970
Nov9.1 mm (0.36 in)29 November 1976
Dec5.1 mm (0.20 in)17 December 1975

Period of Record Coverage

1970 to 1980
Days with data per year at Prospect Creek 11 years of record at Prospect Creek, 1970 to 1980. 6 years have data for under 90 percent of days and are left out of rankings: 1970, 1971, 1972, 1973, 1974, 1980. 1970: 57 of 365 days1971: 263 of 365 days1972: 276 of 366 days1973: 271 of 365 days1974: 316 of 365 days1975: 331 of 365 days1976: 365 of 366 days1977: 333 of 365 days1978: 358 of 365 days1979: 359 of 365 days1980: 241 of 366 days197019751980
11 years of record at Prospect Creek, 1970 to 1980. 6 years have data for under 90 percent of days and are left out of rankings: 1970, 1971, 1972, 1973, 1974, 1980.
Days with data per year at Prospect Creek
YearDays with dataShare of yearComplete
19705716%No
197126372%No
197227675%No
197327174%No
197431687%No
197533191%Yes
1976365100%Yes
197733391%Yes
197835898%Yes
197935998%Yes
198024166%No

Latest Records

0

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

Extremes by Year

1970 to 2001
Yearly extremes at Prospect Creek: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)30.6 C (87.1 F)197128.3 C (82.9 F)11
Coldest night (TNn)-62.2 C (-80.0 F)1971-48.3 C (-54.9 F)11
Wettest day (Rx1day)52.3 mm (2.1 in)197722.6 mm (0.9 in)14
Wettest five days (Rx5day)108.2 mm (4.3 in)197431.0 mm (1.2 in)14
Longest dry spell (CDD)55 days197932 days14

Hottest day (TXx)

Hottest day (TXx) at Prospect Creek by year The hottest day of the year at Prospect Creek, 1970 to 2001. The record is 30.6 C (87.1 F) in 1971, marked on the chart; the median year is 28.3 C (82.9 F). 0102030401970198019902000Record: 30.6 C (87.1 F) in 1971
The hottest day of the year at Prospect Creek, 1970 to 2001. The record is 30.6 C (87.1 F) in 1971, marked on the chart; the median year is 28.3 C (82.9 F).
Hottest day (TXx) at Prospect Creek by year
YearHottest day (TXx)
19703.3 C (37.9 F)
197130.6 C (87.1 F)
197230.6 C (87.1 F)
197326.7 C (80.1 F)
197428.9 C (84.0 F)
197527.8 C (82.0 F)
197628.3 C (82.9 F)
197730.6 C (87.1 F)
197826.1 C (79.0 F)
197925.0 C (77.0 F)
198028.9 C (84.0 F)
1999n/a
2000n/a
2001n/a

Coldest night (TNn)

Coldest night (TNn) at Prospect Creek by year The coldest night of the year at Prospect Creek, 1970 to 2001. The record is -62.2 C (-80.0 F) in 1971, marked on the chart; the median year is -48.3 C (-54.9 F). -65-60-55-50-45-401970198019902000Record: -62.2 C (-80.0 F) in 1971
The coldest night of the year at Prospect Creek, 1970 to 2001. The record is -62.2 C (-80.0 F) in 1971, marked on the chart; the median year is -48.3 C (-54.9 F).
Coldest night (TNn) at Prospect Creek by year
YearColdest night (TNn)
1970-55.6 C (-68.1 F)
1971-62.2 C (-80.0 F)
1972-56.7 C (-70.1 F)
1973-48.3 C (-54.9 F)
1974-52.8 C (-63.0 F)
1975-50.0 C (-58.0 F)
1976-48.3 C (-54.9 F)
1977-43.9 C (-47.0 F)
1978-43.3 C (-45.9 F)
1979-45.6 C (-50.1 F)
1980-46.7 C (-52.1 F)
1999n/a
2000n/a
2001n/a

Wettest day (Rx1day)

Wettest day (Rx1day) at Prospect Creek by year The wettest day of the year at Prospect Creek, 1970 to 2001. The record is 52.3 mm (2.1 in) in 1977, marked on the chart; the median year is 22.6 mm (0.9 in). 02040601970198019902000Record: 52.3 mm (2.1 in) in 1977
The wettest day of the year at Prospect Creek, 1970 to 2001. The record is 52.3 mm (2.1 in) in 1977, marked on the chart; the median year is 22.6 mm (0.9 in).
Wettest day (Rx1day) at Prospect Creek by year
YearWettest day (Rx1day)
197028.4 mm (1.1 in)
197118.5 mm (0.7 in)
197218.8 mm (0.7 in)
197350.8 mm (2.0 in)
197449.5 mm (1.9 in)
197512.7 mm (0.5 in)
197621.8 mm (0.9 in)
197752.3 mm (2.1 in)
197823.4 mm (0.9 in)
197913.2 mm (0.5 in)
198025.4 mm (1.0 in)
19990.0 mm (0.00 in)
200030.5 mm (1.2 in)
20010.0 mm (0.00 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Prospect Creek by year The wettest five days of the year at Prospect Creek, 1970 to 2001. The record is 108.2 mm (4.3 in) in 1974, marked on the chart; the median year is 31.0 mm (1.2 in). 0501001501970198019902000Record: 108.2 mm (4.3 in) in 1974
The wettest five days of the year at Prospect Creek, 1970 to 2001. The record is 108.2 mm (4.3 in) in 1974, marked on the chart; the median year is 31.0 mm (1.2 in).
Wettest five days (Rx5day) at Prospect Creek by year
YearWettest five days (Rx5day)
19700.0 mm (0.00 in)
197127.2 mm (1.1 in)
197227.9 mm (1.1 in)
1973106.7 mm (4.2 in)
1974108.2 mm (4.3 in)
197536.6 mm (1.4 in)
197631.4 mm (1.2 in)
197765.0 mm (2.6 in)
197847.8 mm (1.9 in)
197920.6 mm (0.8 in)
198052.8 mm (2.1 in)
19990.0 mm (0.00 in)
200030.5 mm (1.2 in)
20010.0 mm (0.00 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Prospect Creek by year The longest dry spell of the year at Prospect Creek, 1970 to 2001. The record is 55 days in 1979, marked on the chart; the median year is 32 days. 02040601970198019902000Record: 55 days in 1979
The longest dry spell of the year at Prospect Creek, 1970 to 2001. The record is 55 days in 1979, marked on the chart; the median year is 32 days.
Longest dry spell (CDD) at Prospect Creek by year
YearLongest dry spell (CDD)
19707 days
197131 days
197249 days
197328 days
197431 days
197524 days
197640 days
197734 days
197839 days
197955 days
198032 days
19997 days
200034 days
200116 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 Prospect Creek standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Prospect Creek 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).