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Built 2026-10-19 (19 October 2026)

Crystal City Threshold Days by Year (USC00412160)

16 fixed thresholds counted per year at Crystal City (USC00412160): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Crystal City Thresholds

  • Crystal City: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1958 with 25.
  • Crystal City: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1971 with 12.
  • Crystal City: days with a maximum temperature at or above 30 C (86 F) in 60 years, most in 1999 with 213.
  • Crystal City: days with a maximum temperature at or above 35 C (95 F) in 60 years, most in 2000 with 137.
  • 16 fixed thresholds have at least one qualifying day at Crystal City.
60 years with a qualifying day
Days at or above 30 C (86 F) per year at Crystal City Days per year at Crystal City with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 213 in 1999. 01002003001949: 1831950: 2071951: 2041952: 1831953: 1961954: 2111955: 2121956: 2031957: 1571958: 1511959: 1831960: 1781961: 1841962: 2061963: 2041964: 1661965: 1651966: 1591967: 1761968: 1481969: 1691970: 1711971: 1871972: 2061973: 1711974: 1821975: 1801976: 1471977: 1671978: 1771979: 1601980: 1941981: 1651982: 1831983: 1841984: 1881985: 1681986: 1811987: 1601988: 2001989: 2011990: 1641991: 1951992: 1601993: 1861994: 1841995: 1991996: 2061997: 1831998: 1931999: 2132000: 2062001: 1982002: 1952003: 1822004: 1782005: 1902006: 2132007: 1682008: 1861949195519611967197319791985199119972003
Days per year at Crystal City with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 213 in 1999.
Days at or above 30 C (86 F) per year at Crystal City
YearDaysDecade average
1949183183
1950207190.7
1951204190.7
1952183190.7
1953196190.7
1954211190.7
1955212190.7
1956203190.7
1957157190.7
1958151190.7
1959183190.7
1960178175.5
1961184175.5
1962206175.5
1963204175.5
1964166175.5
1965165175.5
1966159175.5
1967176175.5
1968148175.5
1969169175.5
1970171174.8
1971187174.8
1972206174.8
1973171174.8
1974182174.8
1975180174.8
1976147174.8
1977167174.8
1978177174.8
1979160174.8
1980194182.4
1981165182.4
1982183182.4
1983184182.4
1984188182.4
1985168182.4
1986181182.4
1987160182.4
1988200182.4
1989201182.4
1990164188.3
1991195188.3
1992160188.3
1993186188.3
1994184188.3
1995199188.3
1996206188.3
1997183188.3
1998193188.3
1999213188.3
2000206190.7
2001198190.7
2002195190.7
2003182190.7
2004178190.7
2005190190.7
2006213190.7
2007168190.7
2008186190.7
First to last qualifying date each year at Crystal City For each year, a bar from the first to the last day at Crystal City meeting 30 C (86 F). 1949: 3 January 1949 to 29 November 19491950: 25 January 1950 to 19 November 19501951: 12 February 1951 to 31 December 19511952: 20 January 1952 to 17 November 19521953: 10 February 1953 to 20 October 19531954: 10 February 1954 to 4 December 19541955: 27 February 1955 to 25 December 19551956: 29 January 1956 to 29 October 19561957: 4 February 1957 to 16 October 19571958: 3 April 1958 to 9 October 19581959: 20 January 1959 to 3 November 19591960: 8 February 1960 to 18 October 19601961: 4 March 1961 to 1 November 19611962: 4 February 1962 to 11 November 19621963: 10 January 1963 to 7 November 19631964: 3 March 1964 to 14 November 19641965: 10 March 1965 to 26 November 19651966: 20 March 1966 to 7 December 19661967: 3 March 1967 to 26 November 19671968: 16 April 1968 to 1 November 19681969: 19 March 1969 to 12 November 19691970: 25 March 1970 to 25 October 19701971: 3 January 1971 to 2 November 19711972: 22 January 1972 to 12 November 19721973: 20 January 1973 to 24 November 19731974: 21 January 1974 to 20 October 19741975: 25 January 1975 to 29 November 19751976: 17 February 1976 to 4 October 19761977: 24 February 1977 to 5 December 19771978: 28 February 1978 to 13 October 19781979: 14 February 1979 to 20 November 19791980: 19 February 1980 to 9 November 19801981: 21 February 1981 to 23 November 19811982: 22 January 1982 to 2 November 19821983: 1 March 1983 to 22 November 19831984: 14 February 1984 to 31 October 19841985: 3 April 1985 to 13 November 19851986: 16 February 1986 to 9 October 19861987: 10 April 1987 to 11 December 19871988: 28 February 1988 to 15 November 19881989: 6 January 1989 to 8 November 19891990: 8 February 1990 to 21 December 19901991: 13 February 1991 to 29 November 19911992: 7 April 1992 to 3 November 19921993: 15 February 1993 to 13 November 19931994: 4 March 1994 to 8 December 19941995: 2 February 1995 to 13 November 19951996: 10 February 1996 to 21 November 19961997: 4 January 1997 to 1 November 19971998: 23 February 1998 to 30 October 19981999: 17 January 1999 to 3 December 19992000: 10 January 2000 to 31 October 20002001: 24 February 2001 to 23 November 20012002: 29 January 2002 to 12 October 20022003: 3 February 2003 to 31 October 20032004: 4 March 2004 to 31 October 20042005: 14 February 2005 to 27 December 20052006: 1 January 2006 to 14 November 20062007: 22 February 2007 to 21 November 20072008: 4 February 2008 to 5 November 200819491957196519731981198919972005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Crystal City meeting 30 C (86 F).
First to last qualifying date each year at Crystal City
YearFirst dateLast date
19491949-01-031949-11-29
19501950-01-251950-11-19
19511951-02-121951-12-31
19521952-01-201952-11-17
19531953-02-101953-10-20
19541954-02-101954-12-04
19551955-02-271955-12-25
19561956-01-291956-10-29
19571957-02-041957-10-16
19581958-04-031958-10-09
19591959-01-201959-11-03
19601960-02-081960-10-18
19611961-03-041961-11-01
19621962-02-041962-11-11
19631963-01-101963-11-07
19641964-03-031964-11-14
19651965-03-101965-11-26
19661966-03-201966-12-07
19671967-03-031967-11-26
19681968-04-161968-11-01
19691969-03-191969-11-12
19701970-03-251970-10-25
19711971-01-031971-11-02
19721972-01-221972-11-12
19731973-01-201973-11-24
19741974-01-211974-10-20
19751975-01-251975-11-29
19761976-02-171976-10-04
19771977-02-241977-12-05
19781978-02-281978-10-13
19791979-02-141979-11-20
19801980-02-191980-11-09
19811981-02-211981-11-23
19821982-01-221982-11-02
19831983-03-011983-11-22
19841984-02-141984-10-31
19851985-04-031985-11-13
19861986-02-161986-10-09
19871987-04-101987-12-11
19881988-02-281988-11-15
19891989-01-061989-11-08
19901990-02-081990-12-21
19911991-02-131991-11-29
19921992-04-071992-11-03
19931993-02-151993-11-13
19941994-03-041994-12-08
19951995-02-021995-11-13
19961996-02-101996-11-21
19971997-01-041997-11-01
19981998-02-231998-10-30
19991999-01-171999-12-03
20002000-01-102000-10-31
20012001-02-242001-11-23
20022002-01-292002-10-12
20032003-02-032003-10-31
20042004-03-042004-10-31
20052005-02-142005-12-27
20062006-01-012006-11-14
20072007-02-222007-11-21
20082008-02-042008-11-05

Every Fixed Threshold

Fixed thresholds at Crystal City
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days602131999186
35 C (95 F): Days60137200089
40 C (104 F): Days404120012
45 C (113 F): Days1120001
90 F (32.2 C): Days601841955142
100 F (37.8 C): Days5889195137
110 F (43.3 C): Days1320003
0 C (32 F): Ice days (max5219621
0 C (32 F): Frost days (min6026195610
-10 C (14 F): Days with min4219831
20 C (68 F): Tropical nights (min601772000161
25 C (77 F): Days with min6067199836
10 mm (0.39 in): Days with 10 mm or more rain6625195811
25 mm (0.98 in): Days with 25 mm or more rain661219713
50 mm (1.97 in): Days with 50 mm or more rain54619451
100 mm (3.94 in): Days with 100 mm or more rain9219591

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 Crystal City 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).