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Built 2026-10-19 (19 October 2026)

East Hiram Threshold Days by Year (USC00172238)

16 fixed thresholds counted per year at East Hiram (USC00172238): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for East Hiram Thresholds

  • East Hiram: days with a maximum temperature at or above 30 C (86 F) in 36 years, most in 1978 with 29.
  • East Hiram: days with a maximum temperature at or below 0 C (32 F) in 36 years, most in 2003 with 81.
  • East Hiram: nights with a minimum temperature at or below 0 C (32 F) in 36 years, most in 1978 with 217.
  • East Hiram: nights with a minimum temperature at or below -10 C (14 F) in 36 years, most in 1978 with 101.
  • 16 fixed thresholds have at least one qualifying day at East Hiram.
36 years with a qualifying day
Days at or above 30 C (86 F) per year at East Hiram Days per year at East Hiram with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 29 in 1978. 01020301971: 261972: 111973: 261974: 181975: 211976: 221977: 191978: 291979: 241982: 131983: 251984: 201985: 201986: 81987: 141988: 271989: 161990: 111991: 241992: 41993: 141994: 111995: 171996: 51997: 121998: 101999: 172000: 52001: 252002: 282003: 122004: 42005: 162006: 122007: 122008: 6197119751979198519891993199720012005
Days per year at East Hiram with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 29 in 1978.
Days at or above 30 C (86 F) per year at East Hiram
YearDaysDecade average
19712621.8
19721121.8
19732621.8
19741821.8
19752121.8
19762221.8
19771921.8
19782921.8
19792421.8
19821317.9
19832517.9
19842017.9
19852017.9
1986817.9
19871417.9
19882717.9
19891617.9
19901112.5
19912412.5
1992412.5
19931412.5
19941112.5
19951712.5
1996512.5
19971212.5
19981012.5
19991712.5
2000513.3
20012513.3
20022813.3
20031213.3
2004413.3
20051613.3
20061213.3
20071213.3
2008613.3
First to last qualifying date each year at East Hiram For each year, a bar from the first to the last day at East Hiram meeting 30 C (86 F). 1971: 8 June 1971 to 3 October 19711972: 29 May 1972 to 26 August 19721973: 9 June 1973 to 5 September 19731974: 16 May 1974 to 25 August 19741975: 20 May 1975 to 12 August 19751976: 18 April 1976 to 23 August 19761977: 18 May 1977 to 3 September 19771978: 21 May 1978 to 22 September 19781979: 10 May 1979 to 6 August 19791982: 8 July 1982 to 12 September 19821983: 13 June 1983 to 21 September 19831984: 24 May 1984 to 31 August 19841985: 1 May 1985 to 21 September 19851986: 19 May 1986 to 27 July 19861987: 31 May 1987 to 20 August 19871988: 29 May 1988 to 14 August 19881989: 19 May 1989 to 11 September 19891990: 28 April 1990 to 28 August 19901991: 13 May 1991 to 31 August 19911992: 22 May 1992 to 15 June 19921993: 10 May 1993 to 28 August 19931994: 1 June 1994 to 5 August 19941995: 2 June 1995 to 22 August 19951996: 21 May 1996 to 8 August 19961997: 11 June 1997 to 17 August 19971998: 16 May 1998 to 11 August 19981999: 31 May 1999 to 5 September 19992000: 8 May 2000 to 2 September 20002001: 3 May 2001 to 10 September 20012002: 18 April 2002 to 11 September 20022003: 25 June 2003 to 21 August 20032004: 20 April 2004 to 10 June 20042005: 5 June 2005 to 14 August 20052006: 30 May 2006 to 3 August 20062007: 11 May 2007 to 9 September 20072008: 8 June 2008 to 10 July 200819711976198319881993199820032008JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at East Hiram meeting 30 C (86 F).
First to last qualifying date each year at East Hiram
YearFirst dateLast date
19711971-06-081971-10-03
19721972-05-291972-08-26
19731973-06-091973-09-05
19741974-05-161974-08-25
19751975-05-201975-08-12
19761976-04-181976-08-23
19771977-05-181977-09-03
19781978-05-211978-09-22
19791979-05-101979-08-06
19821982-07-081982-09-12
19831983-06-131983-09-21
19841984-05-241984-08-31
19851985-05-011985-09-21
19861986-05-191986-07-27
19871987-05-311987-08-20
19881988-05-291988-08-14
19891989-05-191989-09-11
19901990-04-281990-08-28
19911991-05-131991-08-31
19921992-05-221992-06-15
19931993-05-101993-08-28
19941994-06-011994-08-05
19951995-06-021995-08-22
19961996-05-211996-08-08
19971997-06-111997-08-17
19981998-05-161998-08-11
19991999-05-311999-09-05
20002000-05-082000-09-02
20012001-05-032001-09-10
20022002-04-182002-09-11
20032003-06-252003-08-21
20042004-04-202004-06-10
20052005-06-052005-08-14
20062006-05-302006-08-03
20072007-05-112007-09-09
20082008-06-082008-07-10

Every Fixed Threshold

Fixed thresholds at East Hiram
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days362919786
35 C (95 F): Days9319772
90 F (32.2 C): Days341519782
100 F (37.8 C): Days1119751
0 C (32 F): Ice days (max3681200350
0 C (32 F): Frost days (min362171978174
-10 C (14 F): Days with min36101197879
-20 C (-4 F): Days with min3642198216
-30 C (-22 F): Days with min201319711
20 C (68 F): Tropical nights (min19319792
10 mm (0.39 in): Days with 10 mm or more rain3656200547
25 mm (0.98 in): Days with 25 mm or more rain3625198318
50 mm (1.97 in): Days with 50 mm or more rain33619965
100 mm (3.94 in): Days with 100 mm or more rain6119831
10 cm (3.9 in): Days with 10 cm or more snowfall361519719
25 cm (9.8 in): Days with 25 cm or more snowfall27420084

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1971.

Download the Data

  • Data for East Hiram 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).