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Built 2026-10-18 (18 October 2026)

Rocky Plains Threshold Days by Year

3 fixed thresholds counted per year at Rocky Plains (ASN00012293): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rocky Plains Thresholds

  • Rocky Plains: days with 10 mm (0.39 in) or more of precipitation in 24 years, most in 1992 with 19.
  • Rocky Plains: days with 25 mm (0.98 in) or more of precipitation in 18 years, most in 1992 with 6.
  • Rocky Plains: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1999 with 1.
  • 3 fixed thresholds have at least one qualifying day at Rocky Plains.
24 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Rocky Plains Days per year at Rocky Plains with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 1992. 051015201982: 101983: 111984: 161985: 151986: 121987: 111988: 91989: 151990: 101991: 71992: 191993: 111994: 81995: 101996: 91997: 171999: 132000: 192001: 152002: 72003: 182004: 112005: 112006: 919821985198819911994199720012004
Days per year at Rocky Plains with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 19 in 1992.
Days with 10 mm (0.39 in) or more of precipitation per year at Rocky Plains
YearDaysDecade average
19821012.4
19831112.4
19841612.4
19851512.4
19861212.4
19871112.4
1988912.4
19891512.4
19901011.6
1991711.6
19921911.6
19931111.6
1994811.6
19951011.6
1996911.6
19971711.6
19991311.6
20001912.9
20011512.9
2002712.9
20031812.9
20041112.9
20051112.9
2006912.9
First to last qualifying date each year at Rocky Plains For each year, a bar from the first to the last day at Rocky Plains meeting 10 mm (0.39 in). 1982: 5 March 1982 to 22 December 19821983: 22 January 1983 to 5 December 19831984: 1 January 1984 to 10 November 19841985: 10 February 1985 to 6 December 19851986: 22 February 1986 to 7 December 19861987: 22 January 1987 to 28 September 19871988: 14 January 1988 to 30 December 19881989: 24 April 1989 to 30 November 19891990: 7 January 1990 to 30 October 19901991: 13 June 1991 to 26 December 19911992: 10 February 1992 to 20 November 19921993: 18 March 1993 to 18 November 19931994: 30 March 1994 to 15 October 19941995: 9 January 1995 to 18 October 19951996: 15 March 1996 to 15 October 19961997: 5 February 1997 to 13 November 19971999: 5 January 1999 to 1 December 19992000: 10 January 2000 to 17 July 20002001: 21 January 2001 to 1 December 20012002: 23 March 2002 to 28 December 20022003: 24 March 2003 to 25 November 20032004: 6 January 2004 to 4 November 20042005: 31 March 2005 to 7 October 20052006: 3 January 2006 to 21 December 200619821985198819911994199720012004JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rocky Plains meeting 10 mm (0.39 in).
First to last qualifying date each year at Rocky Plains
YearFirst dateLast date
19821982-03-051982-12-22
19831983-01-221983-12-05
19841984-01-011984-11-10
19851985-02-101985-12-06
19861986-02-221986-12-07
19871987-01-221987-09-28
19881988-01-141988-12-30
19891989-04-241989-11-30
19901990-01-071990-10-30
19911991-06-131991-12-26
19921992-02-101992-11-20
19931993-03-181993-11-18
19941994-03-301994-10-15
19951995-01-091995-10-18
19961996-03-151996-10-15
19971997-02-051997-11-13
19991999-01-051999-12-01
20002000-01-102000-07-17
20012001-01-212001-12-01
20022002-03-232002-12-28
20032003-03-242003-11-25
20042004-01-062004-11-04
20052005-03-312005-10-07
20062006-01-032006-12-21

Every Fixed Threshold

Fixed thresholds at Rocky Plains
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain241919929
25 mm (0.98 in): Days with 25 mm or more rain18619922
50 mm (1.97 in): Days with 50 mm or more rain2119991

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1982.

Download the Data

  • Data for Rocky Plains 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

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