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Built 2026-10-19 (19 October 2026)

Hershey 5 SSE Threshold Days by Year (USC00253810)

18 fixed thresholds counted per year at Hershey 5 SSE (USC00253810): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hershey 5 SSE Thresholds

  • Hershey 5 SSE: days with 10 mm (0.39 in) or more of precipitation in 75 years, most in 1957 with 26.
  • Hershey 5 SSE: days with 25 mm (0.98 in) or more of precipitation in 70 years, most in 1962 with 10.
  • Hershey 5 SSE: days with 10 cm (3.9 in) or more of snowfall in 58 years, most in 1958 with 5.
  • Hershey 5 SSE: days with a maximum temperature at or above 30 C (86 F) in 52 years, most in 2022 with 93.
  • 18 fixed thresholds have at least one qualifying day at Hershey 5 SSE.
52 years with a qualifying day
Days at or above 30 C (86 F) per year at Hershey 5 SSE Days per year at Hershey 5 SSE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 93 in 2022. 02550751001967: 491968: 641969: 551970: 801971: 561972: 631973: 491974: 651975: 671976: 761977: 541978: 741979: 591981: 641985: 661986: 631987: 751988: 851989: 611990: 741991: 591992: 281993: 261994: 571995: 641996: 431997: 471998: 621999: 412000: 862001: 562002: 842003: 732006: 692007: 622010: 572011: 582012: 922013: 522014: 572015: 572016: 592017: 722018: 592019: 622020: 892021: 762022: 932023: 632024: 702025: 602026: 90196719731979198919952001201120172023
Days per year at Hershey 5 SSE with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 93 in 2022.
Days at or above 30 C (86 F) per year at Hershey 5 SSE
YearDaysDecade average
19674956
19686456
19695556
19708064.3
19715664.3
19726364.3
19734964.3
19746564.3
19756764.3
19767664.3
19775464.3
19787464.3
19795964.3
19816469
19856669
19866369
19877569
19888569
19896169
19907450.1
19915950.1
19922850.1
19932650.1
19945750.1
19956450.1
19964350.1
19974750.1
19986250.1
19994150.1
20008671.7
20015671.7
20028471.7
20037371.7
20066971.7
20076271.7
20105762.5
20115862.5
20129262.5
20135262.5
20145762.5
20155762.5
20165962.5
20177262.5
20185962.5
20196262.5
20208977.3
20217677.3
20229377.3
20236377.3
20247077.3
20256077.3
20269077.3
First to last qualifying date each year at Hershey 5 SSE For each year, a bar from the first to the last day at Hershey 5 SSE meeting 30 C (86 F). 1967: 29 March 1967 to 13 October 19671968: 1 May 1968 to 15 October 19681969: 15 May 1969 to 29 September 19691970: 8 May 1970 to 6 October 19701971: 16 June 1971 to 14 September 19711972: 16 May 1972 to 3 October 19721973: 19 May 1973 to 20 October 19731974: 26 April 1974 to 27 September 19741975: 26 April 1975 to 12 October 19751976: 19 May 1976 to 1 October 19761977: 10 April 1977 to 26 October 19771978: 10 May 1978 to 1 October 19781979: 5 May 1979 to 2 October 19791981: 26 April 1981 to 29 September 19811985: 5 May 1985 to 20 September 19851986: 24 April 1986 to 15 September 19861987: 18 April 1987 to 14 October 19871988: 8 April 1988 to 27 September 19881989: 21 April 1989 to 14 October 19891990: 23 April 1990 to 6 October 19901991: 6 April 1991 to 17 October 19911992: 30 April 1992 to 23 October 19921993: 16 June 1993 to 7 October 19931994: 18 April 1994 to 30 September 19941995: 7 June 1995 to 17 October 19951996: 3 April 1996 to 14 October 19961997: 17 May 1997 to 12 October 19971998: 14 May 1998 to 29 September 19981999: 3 July 1999 to 25 September 19992000: 5 May 2000 to 1 October 20002001: 14 May 2001 to 3 October 20012002: 16 April 2002 to 18 September 20022003: 15 April 2003 to 23 October 20032006: 14 April 2006 to 8 October 20062007: 30 April 2007 to 7 October 20072010: 23 May 2010 to 9 October 20102011: 9 May 2011 to 5 October 20112012: 27 March 2012 to 4 October 20122013: 14 May 2013 to 1 October 20132014: 20 May 2014 to 27 September 20142015: 17 March 2015 to 12 October 20152016: 7 May 2016 to 28 September 20162017: 20 March 2017 to 23 September 20172018: 26 May 2018 to 4 October 20182019: 21 April 2019 to 30 September 20192020: 2 May 2020 to 10 October 20202021: 6 April 2021 to 29 September 20212022: 12 May 2022 to 3 October 20222023: 12 April 2023 to 21 October 20232024: 14 April 2024 to 11 October 20242025: 13 May 2025 to 12 October 20252026: 22 March 2026 to 11 October 202619671974198519921999201020172024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Hershey 5 SSE meeting 30 C (86 F).
First to last qualifying date each year at Hershey 5 SSE
YearFirst dateLast date
19671967-03-291967-10-13
19681968-05-011968-10-15
19691969-05-151969-09-29
19701970-05-081970-10-06
19711971-06-161971-09-14
19721972-05-161972-10-03
19731973-05-191973-10-20
19741974-04-261974-09-27
19751975-04-261975-10-12
19761976-05-191976-10-01
19771977-04-101977-10-26
19781978-05-101978-10-01
19791979-05-051979-10-02
19811981-04-261981-09-29
19851985-05-051985-09-20
19861986-04-241986-09-15
19871987-04-181987-10-14
19881988-04-081988-09-27
19891989-04-211989-10-14
19901990-04-231990-10-06
19911991-04-061991-10-17
19921992-04-301992-10-23
19931993-06-161993-10-07
19941994-04-181994-09-30
19951995-06-071995-10-17
19961996-04-031996-10-14
19971997-05-171997-10-12
19981998-05-141998-09-29
19991999-07-031999-09-25
20002000-05-052000-10-01
20012001-05-142001-10-03
20022002-04-162002-09-18
20032003-04-152003-10-23
20062006-04-142006-10-08
20072007-04-302007-10-07
20102010-05-232010-10-09
20112011-05-092011-10-05
20122012-03-272012-10-04
20132013-05-142013-10-01
20142014-05-202014-09-27
20152015-03-172015-10-12
20162016-05-072016-09-28
20172017-03-202017-09-23
20182018-05-262018-10-04
20192019-04-212019-09-30
20202020-05-022020-10-10
20212021-04-062021-09-29
20222022-05-122022-10-03
20232023-04-122023-10-21
20242024-04-142024-10-11
20252025-05-132025-10-12
20262026-03-222026-10-11

Every Fixed Threshold

Fixed thresholds at Hershey 5 SSE
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days5293202290
35 C (95 F): Days5250201210
40 C (104 F): Days18619902
90 F (32.2 C): Days5274201254
100 F (37.8 C): Days412120124
110 F (43.3 C): Days1219902
0 C (32 F): Ice days (max526119786
0 C (32 F): Frost days (min50191197089
-10 C (14 F): Days with min5079197819
-20 C (-4 F): Days with min482119894
-30 C (-22 F): Days with min7319891
20 C (68 F): Tropical nights (min43919781
10 mm (0.39 in): Days with 10 mm or more rain752619579
25 mm (0.98 in): Days with 25 mm or more rain701019623
50 mm (1.97 in): Days with 50 mm or more rain36219422
100 mm (3.94 in): Days with 100 mm or more rain3119421
10 cm (3.9 in): Days with 10 cm or more snowfall58519581
25 cm (9.8 in): Days with 25 cm or more snowfall4119491

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1967.

Download the Data

  • Data for Hershey 5 SSE 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).