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Built 2026-10-19 (19 October 2026)

Upper Ollala 1N Threshold Days by Year (USC00358788)

6 fixed thresholds counted per year at Upper Ollala 1N (USC00358788): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Upper Ollala 1N Thresholds

  • Upper Ollala 1N: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 1996 with 59.
  • Upper Ollala 1N: days with 25 mm (0.98 in) or more of precipitation in 29 years, most in 1983 with 17.
  • Upper Ollala 1N: days with 50 mm (1.97 in) or more of precipitation in 15 years, most in 1996 with 3.
  • Upper Ollala 1N: days with 10 cm (3.9 in) or more of snowfall in 4 years, most in 1983 with 1.
  • 6 fixed thresholds have at least one qualifying day at Upper Ollala 1N.
29 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Upper Ollala 1N Days per year at Upper Ollala 1N with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 59 in 1996. 02040601979: 391980: 321981: 371982: 481983: 571984: 351985: 251986: 331987: 311988: 301989: 211990: 281991: 291992: 321993: 341994: 261995: 361996: 592006: 312007: 322008: 312009: 152010: 382011: 292012: 332013: 132014: 272015: 222016: 351979198219851988199119942006200920122015
Days per year at Upper Ollala 1N with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 59 in 1996.
Days with 10 mm (0.39 in) or more of precipitation per year at Upper Ollala 1N
YearDaysDecade average
19793939
19803234.9
19813734.9
19824834.9
19835734.9
19843534.9
19852534.9
19863334.9
19873134.9
19883034.9
19892134.9
19902834.9
19912934.9
19923234.9
19933434.9
19942634.9
19953634.9
19965934.9
20063127.3
20073227.3
20083127.3
20091527.3
20103828.1
20112928.1
20123328.1
20131328.1
20142728.1
20152228.1
20163528.1
First to last qualifying date each year at Upper Ollala 1N For each year, a bar from the first to the last day at Upper Ollala 1N meeting 10 mm (0.39 in). 1979: 10 January 1979 to 31 December 19791980: 5 January 1980 to 25 December 19801981: 28 January 1981 to 30 December 19811982: 1 January 1982 to 23 December 19821983: 4 January 1983 to 30 December 19831984: 9 February 1984 to 30 December 19841985: 2 February 1985 to 8 December 19851986: 1 January 1986 to 23 December 19861987: 1 January 1987 to 16 December 19871988: 10 January 1988 to 31 December 19881989: 10 January 1989 to 8 December 19891990: 1 January 1990 to 19 December 19901991: 10 January 1991 to 18 December 19911992: 4 January 1992 to 31 December 19921993: 4 January 1993 to 12 December 19931994: 5 January 1994 to 18 December 19941995: 6 January 1995 to 30 December 19951996: 8 January 1996 to 31 December 19962006: 7 January 2006 to 26 December 20062007: 3 January 2007 to 28 December 20072008: 4 January 2008 to 29 December 20082009: 2 January 2009 to 31 December 20092010: 1 January 2010 to 29 December 20102011: 13 January 2011 to 30 December 20112012: 18 January 2012 to 23 December 20122013: 9 January 2013 to 2 December 20132014: 11 February 2014 to 24 December 20142015: 17 January 2015 to 24 December 20152016: 13 January 2016 to 23 December 201619791983198719911995200820122016JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Upper Ollala 1N meeting 10 mm (0.39 in).
First to last qualifying date each year at Upper Ollala 1N
YearFirst dateLast date
19791979-01-101979-12-31
19801980-01-051980-12-25
19811981-01-281981-12-30
19821982-01-011982-12-23
19831983-01-041983-12-30
19841984-02-091984-12-30
19851985-02-021985-12-08
19861986-01-011986-12-23
19871987-01-011987-12-16
19881988-01-101988-12-31
19891989-01-101989-12-08
19901990-01-011990-12-19
19911991-01-101991-12-18
19921992-01-041992-12-31
19931993-01-041993-12-12
19941994-01-051994-12-18
19951995-01-061995-12-30
19961996-01-081996-12-31
20062006-01-072006-12-26
20072007-01-032007-12-28
20082008-01-042008-12-29
20092009-01-022009-12-31
20102010-01-012010-12-29
20112011-01-132011-12-30
20122012-01-182012-12-23
20132013-01-092013-12-02
20142014-02-112014-12-24
20152015-01-172015-12-24
20162016-01-132016-12-23

Every Fixed Threshold

Fixed thresholds at Upper Ollala 1N
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2959199635
25 mm (0.98 in): Days with 25 mm or more rain291719838
50 mm (1.97 in): Days with 50 mm or more rain15319961
100 mm (3.94 in): Days with 100 mm or more rain1119961
10 cm (3.9 in): Days with 10 cm or more snowfall4119831
25 cm (9.8 in): Days with 25 cm or more snowfall1119891

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 Upper Ollala 1N 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).