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

Greer Threshold Days by Year (USC00023683)

14 fixed thresholds counted per year at Greer (USC00023683): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Greer Thresholds

  • Greer: days with 10 mm (0.39 in) or more of precipitation in 51 years, most in 1905 with 34.
  • Greer: days with 25 mm (0.98 in) or more of precipitation in 50 years, most in 1905 with 8.
  • Greer: days with 10 cm (3.9 in) or more of snowfall in 45 years, most in 1987 with 18.
  • Greer: days with a maximum temperature at or below 0 C (32 F) in 37 years, most in 1987 with 31.
  • 14 fixed thresholds have at least one qualifying day at Greer.
17 years with a qualifying day
Days at or above 30 C (86 F) per year at Greer Days per year at Greer with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 5 in 1989. 02461968: 11969: 31970: 31971: 21975: 11979: 41981: 21982: 11989: 51990: 21994: 31995: 21997: 11998: 22003: 52007: 42009: 2196819701975198119891994199720032009
Days per year at Greer with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 5 in 1989.
Days at or above 30 C (86 F) per year at Greer
YearDaysDecade average
196812
196932
197032.5
197122.5
197512.5
197942.5
198122.7
198212.7
198952.7
199022
199432
199522
199712
199822
200353.7
200743.7
200923.7
First to last qualifying date each year at Greer For each year, a bar from the first to the last day at Greer meeting 30 C (86 F). 1968: 22 June 1968 to 22 June 19681969: 30 June 1969 to 3 July 19691970: 25 June 1970 to 27 June 19701971: 13 July 1971 to 15 July 19711975: 30 June 1975 to 30 June 19751979: 9 July 1979 to 26 July 19791981: 22 June 1981 to 23 June 19811982: 27 June 1982 to 27 June 19821989: 18 June 1989 to 6 July 19891990: 23 June 1990 to 29 June 19901994: 25 June 1994 to 30 June 19941995: 27 July 1995 to 28 July 19951997: 27 August 1997 to 27 August 19971998: 27 June 1998 to 29 June 19982003: 9 July 2003 to 14 July 20032007: 1 July 2007 to 4 July 20072009: 17 July 2009 to 18 July 2009196819711981199019972007JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Greer meeting 30 C (86 F).
First to last qualifying date each year at Greer
YearFirst dateLast date
19681968-06-221968-06-22
19691969-06-301969-07-03
19701970-06-251970-06-27
19711971-07-131971-07-15
19751975-06-301975-06-30
19791979-07-091979-07-26
19811981-06-221981-06-23
19821982-06-271982-06-27
19891989-06-181989-07-06
19901990-06-231990-06-29
19941994-06-251994-06-30
19951995-07-271995-07-28
19971997-08-271997-08-27
19981998-06-271998-06-29
20032003-07-092003-07-14
20072007-07-012007-07-04
20092009-07-172009-07-18

Every Fixed Threshold

Fixed thresholds at Greer
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days17519892
90 F (32.2 C): Days1119711
0 C (32 F): Ice days (max373119878
0 C (32 F): Frost days (min372321965184
-10 C (14 F): Days with min3780196449
-20 C (-4 F): Days with min301419661
-30 C (-22 F): Days with min1219712
10 mm (0.39 in): Days with 10 mm or more rain5134190521
25 mm (0.98 in): Days with 25 mm or more rain50819053
50 mm (1.97 in): Days with 50 mm or more rain11119591
100 mm (3.94 in): Days with 100 mm or more rain1119971
10 cm (3.9 in): Days with 10 cm or more snowfall451819872
25 cm (9.8 in): Days with 25 cm or more snowfall34619611
50 cm (19.7 in): Days with 50 cm or more snowfall6219611

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 Greer 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).