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Built 2026-10-19 (19 October 2026)

Prattsville Threshold Days by Year (USC00306839)

7 fixed thresholds counted per year at Prattsville (USC00306839): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Prattsville Thresholds

  • Prattsville: days with 10 mm (0.39 in) or more of precipitation in 37 years, most in 1979 with 43.
  • Prattsville: days with 25 mm (0.98 in) or more of precipitation in 37 years, most in 1977 with 15.
  • Prattsville: days with 50 mm (1.97 in) or more of precipitation in 28 years, most in 1977 with 3.
  • Prattsville: days with 10 cm (3.9 in) or more of snowfall in 25 years, most in 1971 with 8.
  • 7 fixed thresholds have at least one qualifying day at Prattsville.
37 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Prattsville Days per year at Prattsville with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 43 in 1979. 02040601949: 221950: 331951: 371952: 391953: 341954: 361955: 311967: 301968: 281969: 261970: 261971: 281972: 421973: 401974: 371975: 321976: 341977: 411978: 331979: 431980: 191981: 251982: 241983: 411984: 351985: 261986: 361987: 371988: 281989: 331990: 391991: 261992: 311993: 341994: 361995: 301996: 211949195319681972197619801984198819921996
Days per year at Prattsville with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 43 in 1979.
Days with 10 mm (0.39 in) or more of precipitation per year at Prattsville
YearDaysDecade average
19492222
19503335
19513735
19523935
19533435
19543635
19553135
19673028
19682828
19692628
19702635.6
19712835.6
19724235.6
19734035.6
19743735.6
19753235.6
19763435.6
19774135.6
19783335.6
19794335.6
19801930.4
19812530.4
19822430.4
19834130.4
19843530.4
19852630.4
19863630.4
19873730.4
19882830.4
19893330.4
19903931
19912631
19923131
19933431
19943631
19953031
19962131
First to last qualifying date each year at Prattsville For each year, a bar from the first to the last day at Prattsville meeting 10 mm (0.39 in). 1949: 1 January 1949 to 13 December 19491950: 6 January 1950 to 16 December 19501951: 8 January 1951 to 31 December 19511952: 18 January 1952 to 22 December 19521953: 9 January 1953 to 14 December 19531954: 6 January 1954 to 30 December 19541955: 2 January 1955 to 3 December 19551967: 28 January 1967 to 29 December 19671968: 15 January 1968 to 29 December 19681969: 25 March 1969 to 27 December 19691970: 3 February 1970 to 17 December 19701971: 14 January 1971 to 31 December 19711972: 3 January 1972 to 22 December 19721973: 1 January 1973 to 27 December 19731974: 19 January 1974 to 17 December 19741975: 13 January 1975 to 31 December 19751976: 14 January 1976 to 8 December 19761977: 11 January 1977 to 22 December 19771978: 9 January 1978 to 25 December 19781979: 2 January 1979 to 27 November 19791980: 8 March 1980 to 25 November 19801981: 2 February 1981 to 23 December 19811982: 1 February 1982 to 23 November 19821983: 11 January 1983 to 29 December 19831984: 11 January 1984 to 22 December 19841985: 13 February 1985 to 14 December 19851986: 26 January 1986 to 19 December 19861987: 3 January 1987 to 30 November 19871988: 26 January 1988 to 21 November 19881989: 21 February 1989 to 21 November 19891990: 1 January 1990 to 22 December 19901991: 12 January 1991 to 3 December 19911992: 5 January 1992 to 18 December 19921993: 5 January 1993 to 22 December 19931994: 5 January 1994 to 25 December 19941995: 1 January 1995 to 15 December 19951996: 3 January 1996 to 25 December 199619491954197019751980198519901995JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Prattsville meeting 10 mm (0.39 in).
First to last qualifying date each year at Prattsville
YearFirst dateLast date
19491949-01-011949-12-13
19501950-01-061950-12-16
19511951-01-081951-12-31
19521952-01-181952-12-22
19531953-01-091953-12-14
19541954-01-061954-12-30
19551955-01-021955-12-03
19671967-01-281967-12-29
19681968-01-151968-12-29
19691969-03-251969-12-27
19701970-02-031970-12-17
19711971-01-141971-12-31
19721972-01-031972-12-22
19731973-01-011973-12-27
19741974-01-191974-12-17
19751975-01-131975-12-31
19761976-01-141976-12-08
19771977-01-111977-12-22
19781978-01-091978-12-25
19791979-01-021979-11-27
19801980-03-081980-11-25
19811981-02-021981-12-23
19821982-02-011982-11-23
19831983-01-111983-12-29
19841984-01-111984-12-22
19851985-02-131985-12-14
19861986-01-261986-12-19
19871987-01-031987-11-30
19881988-01-261988-11-21
19891989-02-211989-11-21
19901990-01-011990-12-22
19911991-01-121991-12-03
19921992-01-051992-12-18
19931993-01-051993-12-22
19941994-01-051994-12-25
19951995-01-011995-12-15
19961996-01-031996-12-25

Every Fixed Threshold

Fixed thresholds at Prattsville
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3743197921
25 mm (0.98 in): Days with 25 mm or more rain371519777
50 mm (1.97 in): Days with 50 mm or more rain28319772
100 mm (3.94 in): Days with 100 mm or more rain1119551
10 cm (3.9 in): Days with 10 cm or more snowfall25819714
25 cm (9.8 in): Days with 25 cm or more snowfall14319781
50 cm (19.7 in): Days with 50 cm or more snowfall3119781

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

  • Data for Prattsville 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).