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Built 2026-10-19 (19 October 2026)

Austin 1 W Threshold Days by Year (USC00240375)

16 fixed thresholds counted per year at Austin 1 W (USC00240375): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Austin 1 W Thresholds

  • Austin 1 W: days with a maximum temperature at or above 30 C (86 F) in 55 years, most in 1988 with 37.
  • Austin 1 W: days with a maximum temperature at or below 0 C (32 F) in 55 years, most in 1955 with 86.
  • Austin 1 W: days with 10 mm (0.39 in) or more of precipitation in 52 years, most in 1993 with 21.
  • Austin 1 W: days with a maximum temperature at or above 90 F (32.2 C) in 50 years, most in 1988 with 16.
  • 16 fixed thresholds have at least one qualifying day at Austin 1 W.
55 years with a qualifying day
Days at or above 30 C (86 F) per year at Austin 1 W Days per year at Austin 1 W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 37 in 1988. 0102030401951: 141952: 121953: 161954: 141955: 121956: 91957: 161958: 151959: 161960: 191961: 321962: 71963: 161964: 171965: 41966: 201967: 241968: 131969: 231970: 221971: 271972: 121973: 251974: 241976: 111977: 141978: 111979: 161980: 51981: 51982: 141983: 101984: 141985: 241986: 131988: 371989: 91990: 171991: 211992: 121993: 11994: 121995: 101996: 191997: 21998: 191999: 92000: 182001: 122002: 82006: 222007: 292008: 142009: 52011: 111951195719631969197619821989199520012011
Days per year at Austin 1 W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 37 in 1988.
Days at or above 30 C (86 F) per year at Austin 1 W
YearDaysDecade average
19511413.8
19521213.8
19531613.8
19541413.8
19551213.8
1956913.8
19571613.8
19581513.8
19591613.8
19601917.5
19613217.5
1962717.5
19631617.5
19641717.5
1965417.5
19662017.5
19672417.5
19681317.5
19692317.5
19702218
19712718
19721218
19732518
19742418
19761118
19771418
19781118
19791618
1980514.6
1981514.6
19821414.6
19831014.6
19841414.6
19852414.6
19861314.6
19883714.6
1989914.6
19901712.2
19912112.2
19921212.2
1993112.2
19941212.2
19951012.2
19961912.2
1997212.2
19981912.2
1999912.2
20001815.4
20011215.4
2002815.4
20062215.4
20072915.4
20081415.4
2009515.4
20111111
First to last qualifying date each year at Austin 1 W For each year, a bar from the first to the last day at Austin 1 W meeting 30 C (86 F). 1951: 13 July 1951 to 21 August 19511952: 4 July 1952 to 24 August 19521953: 8 July 1953 to 20 August 19531954: 22 June 1954 to 30 August 19541955: 14 July 1955 to 6 September 19551956: 10 June 1956 to 19 September 19561957: 5 June 1957 to 7 September 19571958: 22 July 1958 to 25 August 19581959: 12 June 1959 to 1 August 19591960: 14 July 1960 to 21 August 19601961: 16 June 1961 to 24 August 19611962: 24 June 1962 to 16 August 19621963: 7 July 1963 to 7 September 19631964: 9 July 1964 to 18 August 19641965: 1 August 1965 to 10 August 19651966: 28 June 1966 to 5 September 19661967: 11 July 1967 to 5 September 19671968: 6 July 1968 to 8 August 19681969: 4 June 1969 to 2 September 19691970: 22 June 1970 to 27 August 19701971: 22 June 1971 to 28 August 19711972: 8 July 1972 to 28 August 19721973: 22 June 1973 to 20 August 19731974: 17 June 1974 to 30 July 19741976: 30 June 1976 to 5 September 19761977: 5 June 1977 to 19 August 19771978: 23 July 1978 to 3 September 19781979: 12 June 1979 to 8 September 19791980: 22 July 1980 to 31 July 19801981: 4 July 1981 to 8 September 19811982: 21 July 1982 to 9 September 19821983: 7 July 1983 to 1 September 19831984: 28 June 1984 to 23 August 19841985: 30 June 1985 to 28 July 19851986: 29 May 1986 to 29 August 19861988: 3 June 1988 to 6 September 19881989: 29 June 1989 to 28 July 19891990: 24 June 1990 to 15 August 19901991: 4 July 1991 to 1 September 19911992: 23 June 1992 to 20 August 19921993: 29 July 1993 to 29 July 19931994: 17 July 1994 to 16 August 19941995: 8 July 1995 to 3 September 19951996: 2 July 1996 to 30 August 19961997: 3 August 1997 to 7 August 19971998: 16 July 1998 to 7 September 19981999: 12 July 1999 to 30 August 19992000: 13 July 2000 to 23 August 20002001: 3 July 2001 to 27 August 20012002: 27 June 2002 to 18 July 20022006: 28 June 2006 to 5 September 20062007: 22 June 2007 to 3 September 20072008: 28 June 2008 to 25 August 20082009: 18 July 2009 to 19 September 20092011: 18 July 2011 to 28 August 201119511958196519721980198819952002JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Austin 1 W meeting 30 C (86 F).
First to last qualifying date each year at Austin 1 W
YearFirst dateLast date
19511951-07-131951-08-21
19521952-07-041952-08-24
19531953-07-081953-08-20
19541954-06-221954-08-30
19551955-07-141955-09-06
19561956-06-101956-09-19
19571957-06-051957-09-07
19581958-07-221958-08-25
19591959-06-121959-08-01
19601960-07-141960-08-21
19611961-06-161961-08-24
19621962-06-241962-08-16
19631963-07-071963-09-07
19641964-07-091964-08-18
19651965-08-011965-08-10
19661966-06-281966-09-05
19671967-07-111967-09-05
19681968-07-061968-08-08
19691969-06-041969-09-02
19701970-06-221970-08-27
19711971-06-221971-08-28
19721972-07-081972-08-28
19731973-06-221973-08-20
19741974-06-171974-07-30
19761976-06-301976-09-05
19771977-06-051977-08-19
19781978-07-231978-09-03
19791979-06-121979-09-08
19801980-07-221980-07-31
19811981-07-041981-09-08
19821982-07-211982-09-09
19831983-07-071983-09-01
19841984-06-281984-08-23
19851985-06-301985-07-28
19861986-05-291986-08-29
19881988-06-031988-09-06
19891989-06-291989-07-28
19901990-06-241990-08-15
19911991-07-041991-09-01
19921992-06-231992-08-20
19931993-07-291993-07-29
19941994-07-171994-08-16
19951995-07-081995-09-03
19961996-07-021996-08-30
19971997-08-031997-08-07
19981998-07-161998-09-07
19991999-07-121999-08-30
20002000-07-132000-08-23
20012001-07-032001-08-27
20022002-06-272002-07-18
20062006-06-282006-09-05
20072007-06-222007-09-03
20082008-06-282008-08-25
20092009-07-182009-09-19
20112011-07-182011-08-28

Every Fixed Threshold

Fixed thresholds at Austin 1 W
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days5537198811
35 C (95 F): Days15419612
90 F (32.2 C): Days501619881
100 F (37.8 C): Days1119611
0 C (32 F): Ice days (max5586195551
0 C (32 F): Frost days (min502271951210
-10 C (14 F): Days with min5086195563
-20 C (-4 F): Days with min5035199611
-30 C (-22 F): Days with min381219511
-40 C (-40 F): Days with min1119831
20 C (68 F): Tropical nights (min1119661
10 mm (0.39 in): Days with 10 mm or more rain5221199313
25 mm (0.98 in): Days with 25 mm or more rain27419934
50 mm (1.97 in): Days with 50 mm or more rain4119691
10 cm (3.9 in): Days with 10 cm or more snowfall321219649
25 cm (9.8 in): Days with 25 cm or more snowfall10219641

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1951.

Download the Data

  • Data for Austin 1 W 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).