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Built 2026-10-19 (19 October 2026)

Onamia Rs Threshold Days by Year (USC00216166)

6 fixed thresholds counted per year at Onamia Rs (USC00216166): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Onamia Rs Thresholds

  • Onamia Rs: days with 10 mm (0.39 in) or more of precipitation in 21 years, most in 1993 with 27.
  • Onamia Rs: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 2005 with 11.
  • Onamia Rs: days with 10 cm (3.9 in) or more of snowfall in 21 years, most in 1995 with 7.
  • Onamia Rs: days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 2001 with 3.
  • 6 fixed thresholds have at least one qualifying day at Onamia Rs.
21 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Onamia Rs Days per year at Onamia Rs with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1993. 01020301949: 181950: 181991: 251992: 141993: 271994: 221995: 271996: 191997: 161998: 231999: 242000: 222001: 262002: 222003: 172005: 232006: 182007: 242008: 232021: 182026: 111949199219951998200120052008
Days per year at Onamia Rs with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 27 in 1993.
Days with 10 mm (0.39 in) or more of precipitation per year at Onamia Rs
YearDaysDecade average
19491818
19501818
19912521.9
19921421.9
19932721.9
19942221.9
19952721.9
19961921.9
19971621.9
19982321.9
19992421.9
20002221.9
20012621.9
20022221.9
20031721.9
20052321.9
20061821.9
20072421.9
20082321.9
20211814.5
20261114.5
First to last qualifying date each year at Onamia Rs For each year, a bar from the first to the last day at Onamia Rs meeting 10 mm (0.39 in). 1949: 4 January 1949 to 11 December 19491950: 24 January 1950 to 14 November 19501991: 21 March 1991 to 29 November 19911992: 21 April 1992 to 14 December 19921993: 10 March 1993 to 25 November 19931994: 24 March 1994 to 28 November 19941995: 13 January 1995 to 14 December 19951996: 18 January 1996 to 30 November 19961997: 4 January 1997 to 13 October 19971998: 30 March 1998 to 6 December 19981999: 9 March 1999 to 30 October 19992000: 28 February 2000 to 14 November 20002001: 31 January 2001 to 23 December 20012002: 8 April 2002 to 7 October 20022003: 16 April 2003 to 24 November 20032005: 14 January 2005 to 29 November 20052006: 3 April 2006 to 31 December 20062007: 26 February 2007 to 19 October 20072008: 7 April 2008 to 7 November 20082021: 11 March 2021 to 16 December 20212026: 3 April 2026 to 30 September 20261949199219951998200120052008JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Onamia Rs meeting 10 mm (0.39 in).
First to last qualifying date each year at Onamia Rs
YearFirst dateLast date
19491949-01-041949-12-11
19501950-01-241950-11-14
19911991-03-211991-11-29
19921992-04-211992-12-14
19931993-03-101993-11-25
19941994-03-241994-11-28
19951995-01-131995-12-14
19961996-01-181996-11-30
19971997-01-041997-10-13
19981998-03-301998-12-06
19991999-03-091999-10-30
20002000-02-282000-11-14
20012001-01-312001-12-23
20022002-04-082002-10-07
20032003-04-162003-11-24
20052005-01-142005-11-29
20062006-04-032006-12-31
20072007-02-262007-10-19
20082008-04-072008-11-07
20212021-03-112021-12-16
20262026-04-032026-09-30

Every Fixed Threshold

Fixed thresholds at Onamia Rs
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2127199311
25 mm (0.98 in): Days with 25 mm or more rain211120054
50 mm (1.97 in): Days with 50 mm or more rain12320011
100 mm (3.94 in): Days with 100 mm or more rain2120011
10 cm (3.9 in): Days with 10 cm or more snowfall21719953
25 cm (9.8 in): Days with 25 cm or more snowfall1120011

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 Onamia Rs 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 (2026-10-17).