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Built 2026-10-19 (19 October 2026)

Portales Threshold Days by Year (USC00297008)

16 fixed thresholds counted per year at Portales (USC00297008): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Portales Thresholds

  • Portales: nights with a minimum temperature at or below 0 C (32 F) in 104 years, most in 1917 with 150.
  • Portales: nights with a minimum temperature at or below -10 C (14 F) in 104 years, most in 1922 with 34.
  • Portales: days with 10 mm (0.39 in) or more of precipitation in 104 years, most in 1941 with 35.
  • Portales: days with 25 mm (0.98 in) or more of precipitation in 101 years, most in 1941 with 14.
  • 16 fixed thresholds have at least one qualifying day at Portales.
100 years with a qualifying day
Days at or above 30 C (86 F) per year at Portales Days per year at Portales with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 154 in 2020. 0501001502001905: 901914: 1121915: 1031916: 1101917: 1081918: 1131919: 751920: 931921: 831922: 1161924: 951925: 1071926: 981927: 1221928: 1021932: 911933: 1081934: 1291935: 1011936: 1161937: 1051938: 1041939: 1111940: 1091941: 541942: 761943: 1111944: 731946: 1041947: 1151948: 1291949: 951950: 1051951: 1141952: 1141955: 1141957: 931958: 1091959: 1161960: 1211961: 1111962: 1361963: 1411964: 1321965: 1221966: 1161967: 1251969: 1241971: 1001972: 941973: 981974: 1191975: 911976: 841977: 1201978: 1121979: 1161980: 1171981: 1041982: 1131983: 1031985: 1131987: 711988: 671989: 991990: 1011991: 1001992: 971993: 1161995: 1021996: 1071997: 1071998: 1321999: 1142000: 1422001: 1202002: 1192003: 1202004: 972005: 1122006: 1152007: 922008: 952009: 1162010: 1232011: 1452012: 1492013: 1162014: 1172016: 1052017: 1062018: 1272019: 1332020: 1542021: 1172022: 1342023: 1252024: 1462025: 1282026: 1511905192419371948196119731983199620062017
Days per year at Portales with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 154 in 2020.
Days at or above 30 C (86 F) per year at Portales
YearDaysDecade average
19059090
1914112103.5
1915103103.5
1916110103.5
1917108103.5
1918113103.5
191975103.5
192093102
192183102
1922116102
192495102
1925107102
192698102
1927122102
1928102102
193291108.1
1933108108.1
1934129108.1
1935101108.1
1936116108.1
1937105108.1
1938104108.1
1939111108.1
194010996.2
19415496.2
19427696.2
194311196.2
19447396.2
194610496.2
194711596.2
194812996.2
19499596.2
1950105109.3
1951114109.3
1952114109.3
1955114109.3
195793109.3
1958109109.3
1959116109.3
1960121125.3
1961111125.3
1962136125.3
1963141125.3
1964132125.3
1965122125.3
1966116125.3
1967125125.3
1969124125.3
1971100103.8
197294103.8
197398103.8
1974119103.8
197591103.8
197684103.8
1977120103.8
1978112103.8
1979116103.8
198011798.4
198110498.4
198211398.4
198310398.4
198511398.4
19877198.4
19886798.4
19899998.4
1990101108.4
1991100108.4
199297108.4
1993116108.4
1995102108.4
1996107108.4
1997107108.4
1998132108.4
1999114108.4
2000142112.8
2001120112.8
2002119112.8
2003120112.8
200497112.8
2005112112.8
2006115112.8
200792112.8
200895112.8
2009116112.8
2010123124.6
2011145124.6
2012149124.6
2013116124.6
2014117124.6
2016105124.6
2017106124.6
2018127124.6
2019133124.6
2020154136.4
2021117136.4
2022134136.4
2023125136.4
2024146136.4
2025128136.4
2026151136.4
First to last qualifying date each year at Portales For each year, a bar from the first to the last day at Portales meeting 30 C (86 F). 1905: 8 May 1905 to 6 October 19051914: 22 April 1914 to 2 October 19141915: 28 April 1915 to 4 October 19151916: 20 March 1916 to 8 October 19161917: 22 April 1917 to 16 October 19171918: 26 April 1918 to 8 October 19181919: 18 April 1919 to 9 September 19191920: 1 May 1920 to 12 October 19201921: 19 April 1921 to 23 October 19211922: 5 May 1922 to 10 October 19221924: 4 May 1924 to 4 October 19241925: 12 April 1925 to 6 October 19251926: 16 May 1926 to 10 October 19261927: 3 April 1927 to 27 October 19271928: 27 March 1928 to 10 October 19281932: 5 April 1932 to 21 September 19321933: 8 May 1933 to 30 September 19331934: 16 March 1934 to 9 October 19341935: 14 April 1935 to 11 October 19351936: 13 April 1936 to 19 October 19361937: 13 April 1937 to 30 September 19371938: 19 April 1938 to 1 October 19381939: 22 April 1939 to 28 September 19391940: 27 March 1940 to 9 October 19401941: 18 April 1941 to 17 September 19411942: 9 May 1942 to 17 September 19421943: 3 April 1943 to 18 October 19431944: 6 May 1944 to 14 October 19441946: 30 March 1946 to 26 October 19461947: 21 April 1947 to 22 October 19471948: 11 April 1948 to 16 October 19481949: 27 April 1949 to 3 October 19491950: 26 March 1950 to 21 November 19501951: 24 April 1951 to 15 October 19511952: 4 May 1952 to 13 October 19521955: 15 April 1955 to 20 October 19551957: 15 May 1957 to 2 October 19571958: 22 April 1958 to 8 October 19581959: 2 April 1959 to 25 October 19591960: 6 April 1960 to 10 October 19601961: 4 April 1961 to 22 October 19611962: 14 April 1962 to 15 October 19621963: 28 March 1963 to 15 October 19631964: 14 April 1964 to 30 October 19641965: 17 April 1965 to 15 October 19651966: 20 March 1966 to 17 November 19661967: 28 March 1967 to 16 November 19671969: 1 April 1969 to 10 October 19691971: 26 March 1971 to 1 October 19711972: 6 April 1972 to 11 October 19721973: 10 May 1973 to 4 October 19731974: 18 April 1974 to 18 October 19741975: 8 May 1975 to 13 October 19751976: 26 April 1976 to 14 September 19761977: 8 April 1977 to 1 October 19771978: 31 March 1978 to 12 October 19781979: 15 April 1979 to 26 October 19791980: 10 May 1980 to 5 October 19801981: 27 March 1981 to 1 October 19811982: 11 April 1982 to 5 October 19821983: 24 May 1983 to 7 October 19831985: 3 May 1985 to 8 October 19851987: 17 April 1987 to 8 October 19871988: 13 May 1988 to 17 October 19881989: 11 March 1989 to 14 October 19891990: 28 April 1990 to 28 September 19901991: 7 April 1991 to 20 October 19911992: 28 April 1992 to 19 October 19921993: 18 April 1993 to 5 October 19931995: 14 April 1995 to 28 September 19951996: 10 April 1996 to 14 October 19961997: 21 March 1997 to 5 October 19971998: 24 April 1998 to 14 October 19981999: 21 April 1999 to 15 October 19992000: 14 April 2000 to 4 October 20002001: 19 April 2001 to 4 October 20012002: 14 April 2002 to 28 September 20022003: 14 April 2003 to 29 October 20032004: 4 May 2004 to 18 September 20042005: 9 May 2005 to 1 October 20052006: 10 April 2006 to 3 October 20062007: 14 May 2007 to 20 October 20072008: 15 April 2008 to 10 October 20082009: 22 April 2009 to 5 October 20092010: 31 March 2010 to 2 October 20102011: 17 March 2011 to 17 October 20112012: 24 March 2012 to 23 October 20122013: 17 April 2013 to 3 October 20132014: 9 April 2014 to 26 October 20142016: 3 June 2016 to 29 October 20162017: 19 March 2017 to 2 October 20172018: 22 March 2018 to 6 October 20182019: 9 April 2019 to 29 September 20192020: 26 April 2020 to 22 October 20202021: 5 April 2021 to 25 October 20212022: 27 March 2022 to 15 October 20222023: 12 April 2023 to 22 October 20232024: 15 April 2024 to 28 October 20242025: 25 March 2025 to 20 October 20252026: 1 March 2026 to 13 October 202619051927194319601975199020042018JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Portales meeting 30 C (86 F).
First to last qualifying date each year at Portales
YearFirst dateLast date
19051905-05-081905-10-06
19141914-04-221914-10-02
19151915-04-281915-10-04
19161916-03-201916-10-08
19171917-04-221917-10-16
19181918-04-261918-10-08
19191919-04-181919-09-09
19201920-05-011920-10-12
19211921-04-191921-10-23
19221922-05-051922-10-10
19241924-05-041924-10-04
19251925-04-121925-10-06
19261926-05-161926-10-10
19271927-04-031927-10-27
19281928-03-271928-10-10
19321932-04-051932-09-21
19331933-05-081933-09-30
19341934-03-161934-10-09
19351935-04-141935-10-11
19361936-04-131936-10-19
19371937-04-131937-09-30
19381938-04-191938-10-01
19391939-04-221939-09-28
19401940-03-271940-10-09
19411941-04-181941-09-17
19421942-05-091942-09-17
19431943-04-031943-10-18
19441944-05-061944-10-14
19461946-03-301946-10-26
19471947-04-211947-10-22
19481948-04-111948-10-16
19491949-04-271949-10-03
19501950-03-261950-11-21
19511951-04-241951-10-15
19521952-05-041952-10-13
19551955-04-151955-10-20
19571957-05-151957-10-02
19581958-04-221958-10-08
19591959-04-021959-10-25
19601960-04-061960-10-10
19611961-04-041961-10-22
19621962-04-141962-10-15
19631963-03-281963-10-15
19641964-04-141964-10-30
19651965-04-171965-10-15
19661966-03-201966-11-17
19671967-03-281967-11-16
19691969-04-011969-10-10
19711971-03-261971-10-01
19721972-04-061972-10-11
19731973-05-101973-10-04
19741974-04-181974-10-18
19751975-05-081975-10-13
19761976-04-261976-09-14
19771977-04-081977-10-01
19781978-03-311978-10-12
19791979-04-151979-10-26
19801980-05-101980-10-05
19811981-03-271981-10-01
19821982-04-111982-10-05
19831983-05-241983-10-07
19851985-05-031985-10-08
19871987-04-171987-10-08
19881988-05-131988-10-17
19891989-03-111989-10-14
19901990-04-281990-09-28
19911991-04-071991-10-20
19921992-04-281992-10-19
19931993-04-181993-10-05
19951995-04-141995-09-28
19961996-04-101996-10-14
19971997-03-211997-10-05
19981998-04-241998-10-14
19991999-04-211999-10-15
20002000-04-142000-10-04
20012001-04-192001-10-04
20022002-04-142002-09-28
20032003-04-142003-10-29
20042004-05-042004-09-18
20052005-05-092005-10-01
20062006-04-102006-10-03
20072007-05-142007-10-20
20082008-04-152008-10-10
20092009-04-222009-10-05
20102010-03-312010-10-02
20112011-03-172011-10-17
20122012-03-242012-10-23
20132013-04-172013-10-03
20142014-04-092014-10-26
20162016-06-032016-10-29
20172017-03-192017-10-02
20182018-03-222018-10-06
20192019-04-092019-09-29
20202020-04-262020-10-22
20212021-04-052021-10-25
20222022-03-272022-10-15
20232023-04-122023-10-22
20242024-04-152024-10-28
20252025-03-252025-10-20
20262026-03-012026-10-13

Every Fixed Threshold

Fixed thresholds at Portales
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1001542020151
35 C (95 F): Days9994201191
40 C (104 F): Days431020114
90 F (32.2 C): Days1001272011116
100 F (37.8 C): Days8543202339
0 C (32 F): Ice days (max912119182
0 C (32 F): Frost days (min104150191751
-10 C (14 F): Days with min1043419226
-20 C (-4 F): Days with min33419181
20 C (68 F): Tropical nights (min9957201143
25 C (77 F): Days with min8219191
10 mm (0.39 in): Days with 10 mm or more rain10435194115
25 mm (0.98 in): Days with 25 mm or more rain1011419414
50 mm (1.97 in): Days with 50 mm or more rain48520241
100 mm (3.94 in): Days with 100 mm or more rain7119191
10 cm (3.9 in): Days with 10 cm or more snowfall36319361

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1905.

Download the Data

  • Data for Portales 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).