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Built 2026-10-19 (19 October 2026)

Mongaup Valley 4 SSW Threshold Days by Year (USC00305435)

5 fixed thresholds counted per year at Mongaup Valley 4 SSW (USC00305435): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mongaup Valley 4 SSW Thresholds

  • Mongaup Valley 4 SSW: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 1973 with 49.
  • Mongaup Valley 4 SSW: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 1973 with 17.
  • Mongaup Valley 4 SSW: days with 50 mm (1.97 in) or more of precipitation in 15 years, most in 1947 with 2.
  • Mongaup Valley 4 SSW: days with 10 cm (3.9 in) or more of snowfall in 13 years, most in 1967 with 8.
  • 5 fixed thresholds have at least one qualifying day at Mongaup Valley 4 SSW.
21 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mongaup Valley 4 SSW Days per year at Mongaup Valley 4 SSW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 49 in 1973. 02040601946: 331947: 401948: 371949: 381950: 331951: 411952: 361954: 441957: 201962: 301963: 381964: 241965: 301966: 251967: 371968: 331969: 351970: 311971: 381972: 381973: 491946194919521962196519681971
Days per year at Mongaup Valley 4 SSW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 49 in 1973.
Days with 10 mm (0.39 in) or more of precipitation per year at Mongaup Valley 4 SSW
YearDaysDecade average
19463337
19474037
19483737
19493837
19503334.8
19514134.8
19523634.8
19544434.8
19572034.8
19623031.5
19633831.5
19642431.5
19653031.5
19662531.5
19673731.5
19683331.5
19693531.5
19703139
19713839
19723839
19734939
First to last qualifying date each year at Mongaup Valley 4 SSW For each year, a bar from the first to the last day at Mongaup Valley 4 SSW meeting 10 mm (0.39 in). 1946: 31 January 1946 to 30 December 19461947: 31 January 1947 to 27 December 19471948: 2 January 1948 to 31 December 19481949: 1 January 1949 to 26 December 19491950: 6 January 1950 to 8 December 19501951: 24 January 1951 to 21 December 19511952: 26 January 1952 to 21 December 19521954: 6 January 1954 to 29 December 19541957: 23 January 1957 to 19 November 19571962: 6 January 1962 to 22 December 19621963: 13 January 1963 to 23 December 19631964: 9 January 1964 to 27 December 19641965: 2 January 1965 to 25 December 19651966: 2 January 1966 to 29 December 19661967: 27 January 1967 to 29 December 19671968: 15 January 1968 to 28 December 19681969: 30 January 1969 to 31 December 19691970: 3 February 1970 to 23 December 19701971: 1 January 1971 to 30 December 19711972: 2 January 1972 to 31 December 19721973: 4 January 1973 to 21 December 19731946194919521962196519681971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mongaup Valley 4 SSW meeting 10 mm (0.39 in).
First to last qualifying date each year at Mongaup Valley 4 SSW
YearFirst dateLast date
19461946-01-311946-12-30
19471947-01-311947-12-27
19481948-01-021948-12-31
19491949-01-011949-12-26
19501950-01-061950-12-08
19511951-01-241951-12-21
19521952-01-261952-12-21
19541954-01-061954-12-29
19571957-01-231957-11-19
19621962-01-061962-12-22
19631963-01-131963-12-23
19641964-01-091964-12-27
19651965-01-021965-12-25
19661966-01-021966-12-29
19671967-01-271967-12-29
19681968-01-151968-12-28
19691969-01-301969-12-31
19701970-02-031970-12-23
19711971-01-011971-12-30
19721972-01-021972-12-31
19731973-01-041973-12-21

Every Fixed Threshold

Fixed thresholds at Mongaup Valley 4 SSW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2149197349
25 mm (0.98 in): Days with 25 mm or more rain2117197317
50 mm (1.97 in): Days with 50 mm or more rain15219472
10 cm (3.9 in): Days with 10 cm or more snowfall13819672
25 cm (9.8 in): Days with 25 cm or more snowfall6219661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1946.

Download the Data

  • Data for Mongaup Valley 4 SSW 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). Threshold counts are computed by this site.

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