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Built 2026-10-19 (19 October 2026)

Greenwell Springs Threshold Days by Year (USC00163867)

5 fixed thresholds counted per year at Greenwell Springs (USC00163867): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Greenwell Springs Thresholds

  • Greenwell Springs: days with 10 mm (0.39 in) or more of precipitation in 38 years, most in 1991 with 65.
  • Greenwell Springs: days with 25 mm (0.98 in) or more of precipitation in 38 years, most in 1977 with 34.
  • Greenwell Springs: days with 50 mm (1.97 in) or more of precipitation in 38 years, most in 1983 with 14.
  • Greenwell Springs: days with 100 mm (3.94 in) or more of precipitation in 26 years, most in 1983 with 4.
  • 5 fixed thresholds have at least one qualifying day at Greenwell Springs.
38 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Greenwell Springs Days per year at Greenwell Springs with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 65 in 1991. 0204060801968: 361969: 381970: 481971: 451972: 521973: 611974: 431975: 541976: 421977: 641978: 451979: 511980: 481981: 351982: 361983: 531984: 441985: 521986: 491987: 481988: 511989: 531990: 431991: 651992: 601993: 411994: 521995: 451996: 531997: 481998: 411999: 432000: 352001: 482002: 402003: 372004: 582005: 431968197219761980198419881992199620002004
Days per year at Greenwell Springs with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 65 in 1991.
Days with 10 mm (0.39 in) or more of precipitation per year at Greenwell Springs
YearDaysDecade average
19683637
19693837
19704850.5
19714550.5
19725250.5
19736150.5
19744350.5
19755450.5
19764250.5
19776450.5
19784550.5
19795150.5
19804846.9
19813546.9
19823646.9
19835346.9
19844446.9
19855246.9
19864946.9
19874846.9
19885146.9
19895346.9
19904349.1
19916549.1
19926049.1
19934149.1
19945249.1
19954549.1
19965349.1
19974849.1
19984149.1
19994349.1
20003543.5
20014843.5
20024043.5
20033743.5
20045843.5
20054343.5
First to last qualifying date each year at Greenwell Springs For each year, a bar from the first to the last day at Greenwell Springs meeting 10 mm (0.39 in). 1968: 2 January 1968 to 31 December 19681969: 17 January 1969 to 21 December 19691970: 6 January 1970 to 31 December 19701971: 4 January 1971 to 20 December 19711972: 2 January 1972 to 31 December 19721973: 2 January 1973 to 31 December 19731974: 4 January 1974 to 25 December 19741975: 8 January 1975 to 29 December 19751976: 3 January 1976 to 26 December 19761977: 3 January 1977 to 30 December 19771978: 8 January 1978 to 17 December 19781979: 2 January 1979 to 14 December 19791980: 9 January 1980 to 10 December 19801981: 7 January 1981 to 31 December 19811982: 8 January 1982 to 28 December 19821983: 1 January 1983 to 28 December 19831984: 10 January 1984 to 5 December 19841985: 1 January 1985 to 28 December 19851986: 7 January 1986 to 23 December 19861987: 4 January 1987 to 22 December 19871988: 1 January 1988 to 25 December 19881989: 1 January 1989 to 31 December 19891990: 5 January 1990 to 23 December 19901991: 3 January 1991 to 27 December 19911992: 9 January 1992 to 16 December 19921993: 7 January 1993 to 23 December 19931994: 18 January 1994 to 29 December 19941995: 1 January 1995 to 19 December 19951996: 2 January 1996 to 27 December 19961997: 1 January 1997 to 27 December 19971998: 5 January 1998 to 28 December 19981999: 2 January 1999 to 21 December 19992000: 4 January 2000 to 28 December 20002001: 17 January 2001 to 28 December 20012002: 6 January 2002 to 31 December 20022003: 27 January 2003 to 30 December 20032004: 9 January 2004 to 23 December 20042005: 8 January 2005 to 25 December 200519681973197819831988199319982003JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Greenwell Springs meeting 10 mm (0.39 in).
First to last qualifying date each year at Greenwell Springs
YearFirst dateLast date
19681968-01-021968-12-31
19691969-01-171969-12-21
19701970-01-061970-12-31
19711971-01-041971-12-20
19721972-01-021972-12-31
19731973-01-021973-12-31
19741974-01-041974-12-25
19751975-01-081975-12-29
19761976-01-031976-12-26
19771977-01-031977-12-30
19781978-01-081978-12-17
19791979-01-021979-12-14
19801980-01-091980-12-10
19811981-01-071981-12-31
19821982-01-081982-12-28
19831983-01-011983-12-28
19841984-01-101984-12-05
19851985-01-011985-12-28
19861986-01-071986-12-23
19871987-01-041987-12-22
19881988-01-011988-12-25
19891989-01-011989-12-31
19901990-01-051990-12-23
19911991-01-031991-12-27
19921992-01-091992-12-16
19931993-01-071993-12-23
19941994-01-181994-12-29
19951995-01-011995-12-19
19961996-01-021996-12-27
19971997-01-011997-12-27
19981998-01-051998-12-28
19991999-01-021999-12-21
20002000-01-042000-12-28
20012001-01-172001-12-28
20022002-01-062002-12-31
20032003-01-272003-12-30
20042004-01-092004-12-23
20052005-01-082005-12-25

Every Fixed Threshold

Fixed thresholds at Greenwell Springs
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3865199143
25 mm (0.98 in): Days with 25 mm or more rain3834197724
50 mm (1.97 in): Days with 50 mm or more rain381419837
100 mm (3.94 in): Days with 100 mm or more rain26419831
200 mm (7.87 in): Days with 200 mm or more rain2119691

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1968.

Download the Data

  • Data for Greenwell Springs 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).