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Built 2026-10-19 (19 October 2026)

Ivel Threshold Days by Year (USC00154180)

5 fixed thresholds counted per year at Ivel (USC00154180): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ivel Thresholds

  • Ivel: days with 10 mm (0.39 in) or more of precipitation in 24 years, most in 1982 with 51.
  • Ivel: days with 25 mm (0.98 in) or more of precipitation in 24 years, most in 1994 with 21.
  • Ivel: days with 50 mm (1.97 in) or more of precipitation in 18 years, most in 1982 with 4.
  • Ivel: days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1982 with 1.
  • 5 fixed thresholds have at least one qualifying day at Ivel.
24 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Ivel Days per year at Ivel with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 51 in 1982. 02040601979: 421982: 511983: 331984: 381985: 351986: 391987: 401989: 431990: 411991: 441994: 441996: 461997: 421998: 491999: 312000: 372001: 322002: 472004: 362006: 392007: 362008: 382009: 292010: 2919791984198719911997200020042008
Days per year at Ivel with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 51 in 1982.
Days with 10 mm (0.39 in) or more of precipitation per year at Ivel
YearDaysDecade average
19794242
19825139.9
19833339.9
19843839.9
19853539.9
19863939.9
19874039.9
19894339.9
19904142.4
19914442.4
19944442.4
19964642.4
19974242.4
19984942.4
19993142.4
20003736.8
20013236.8
20024736.8
20043636.8
20063936.8
20073636.8
20083836.8
20092936.8
20102929
First to last qualifying date each year at Ivel For each year, a bar from the first to the last day at Ivel meeting 10 mm (0.39 in). 1979: 1 January 1979 to 25 December 19791982: 3 January 1982 to 27 December 19821983: 21 January 1983 to 28 December 19831984: 11 February 1984 to 31 December 19841985: 7 February 1985 to 13 December 19851986: 19 January 1986 to 24 December 19861987: 19 January 1987 to 28 December 19871989: 6 January 1989 to 31 December 19891990: 8 January 1990 to 28 December 19901991: 7 January 1991 to 30 December 19911994: 3 January 1994 to 11 December 19941996: 2 January 1996 to 13 December 19961997: 5 January 1997 to 25 December 19971998: 8 January 1998 to 29 December 19981999: 8 January 1999 to 14 December 19992000: 23 January 2000 to 30 December 20002001: 19 January 2001 to 14 December 20012002: 6 January 2002 to 14 December 20022004: 2 January 2004 to 11 December 20042006: 14 January 2006 to 22 December 20062007: 5 January 2007 to 15 December 20072008: 11 January 2008 to 26 December 20082009: 7 January 2009 to 3 December 20092010: 9 April 2010 to 12 December 201019791984198719911997200020042008JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ivel meeting 10 mm (0.39 in).
First to last qualifying date each year at Ivel
YearFirst dateLast date
19791979-01-011979-12-25
19821982-01-031982-12-27
19831983-01-211983-12-28
19841984-02-111984-12-31
19851985-02-071985-12-13
19861986-01-191986-12-24
19871987-01-191987-12-28
19891989-01-061989-12-31
19901990-01-081990-12-28
19911991-01-071991-12-30
19941994-01-031994-12-11
19961996-01-021996-12-13
19971997-01-051997-12-25
19981998-01-081998-12-29
19991999-01-081999-12-14
20002000-01-232000-12-30
20012001-01-192001-12-14
20022002-01-062002-12-14
20042004-01-022004-12-11
20062006-01-142006-12-22
20072007-01-052007-12-15
20082008-01-112008-12-26
20092009-01-072009-12-03
20102010-04-092010-12-12

Every Fixed Threshold

Fixed thresholds at Ivel
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2451198229
25 mm (0.98 in): Days with 25 mm or more rain242119946
50 mm (1.97 in): Days with 50 mm or more rain18419822
100 mm (3.94 in): Days with 100 mm or more rain3119821
10 cm (3.9 in): Days with 10 cm or more snowfall1120021

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1979.

Download the Data

  • Data for Ivel 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).