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Built 2026-10-19 (19 October 2026)

Sierra Blanca 2 E Threshold Days by Year (USC00418305)

15 fixed thresholds counted per year at Sierra Blanca 2 E (USC00418305): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sierra Blanca 2 E Thresholds

  • Sierra Blanca 2 E: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 1975 with 126.
  • Sierra Blanca 2 E: nights with a minimum temperature at or above 20 C (68 F) in 32 years, most in 1895 with 75.
  • Sierra Blanca 2 E: days with a maximum temperature at or above 30 C (86 F) in 31 years, most in 1998 with 139.
  • Sierra Blanca 2 E: days with a maximum temperature at or above 35 C (95 F) in 31 years, most in 1980 with 64.
  • 15 fixed thresholds have at least one qualifying day at Sierra Blanca 2 E.
31 years with a qualifying day
Days at or above 30 C (86 F) per year at Sierra Blanca 2 E Days per year at Sierra Blanca 2 E with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 139 in 1998. 0501001501893: 1101895: 991896: 1041963: 1271964: 1171965: 1271966: 911967: 1181968: 981969: 1271970: 1201971: 1221972: 1351973: 1291974: 1221975: 1171976: 1041980: 1191981: 1041983: 1301985: 1231986: 1171992: 1141993: 1351994: 1361995: 1291996: 1181997: 1351998: 1391999: 1072000: 11418931964196819721976198519941998
Days per year at Sierra Blanca 2 E with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 139 in 1998.
Days at or above 30 C (86 F) per year at Sierra Blanca 2 E
YearDaysDecade average
1893110104.3
189599104.3
1896104104.3
1963127115
1964117115
1965127115
196691115
1967118115
196898115
1969127115
1970120121.3
1971122121.3
1972135121.3
1973129121.3
1974122121.3
1975117121.3
1976104121.3
1980119118.6
1981104118.6
1983130118.6
1985123118.6
1986117118.6
1992114126.6
1993135126.6
1994136126.6
1995129126.6
1996118126.6
1997135126.6
1998139126.6
1999107126.6
2000114114
First to last qualifying date each year at Sierra Blanca 2 E For each year, a bar from the first to the last day at Sierra Blanca 2 E meeting 30 C (86 F). 1893: 5 April 1893 to 25 September 18931895: 4 May 1895 to 28 September 18951896: 22 April 1896 to 25 September 18961963: 8 April 1963 to 14 October 19631964: 18 April 1964 to 22 September 19641965: 13 April 1965 to 10 October 19651966: 7 May 1966 to 24 September 19661967: 28 March 1967 to 6 October 19671968: 14 May 1968 to 15 October 19681969: 31 March 1969 to 18 October 19691970: 6 May 1970 to 25 September 19701971: 11 April 1971 to 30 September 19711972: 13 March 1972 to 18 October 19721973: 30 April 1973 to 9 October 19731974: 8 April 1974 to 10 October 19741975: 9 May 1975 to 5 November 19751976: 27 February 1976 to 21 September 19761980: 29 April 1980 to 5 October 19801981: 13 April 1981 to 1 October 19811983: 30 April 1983 to 8 October 19831985: 15 April 1985 to 8 October 19851986: 6 April 1986 to 1 October 19861992: 24 April 1992 to 19 October 19921993: 17 April 1993 to 11 October 19931994: 20 April 1994 to 7 October 19941995: 14 April 1995 to 20 October 19951996: 11 April 1996 to 15 October 19961997: 29 April 1997 to 11 October 19971998: 26 March 1998 to 15 October 19981999: 7 April 1999 to 13 October 19992000: 18 April 2000 to 5 October 200018931964196819721976198519941998JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Sierra Blanca 2 E meeting 30 C (86 F).
First to last qualifying date each year at Sierra Blanca 2 E
YearFirst dateLast date
18931893-04-051893-09-25
18951895-05-041895-09-28
18961896-04-221896-09-25
19631963-04-081963-10-14
19641964-04-181964-09-22
19651965-04-131965-10-10
19661966-05-071966-09-24
19671967-03-281967-10-06
19681968-05-141968-10-15
19691969-03-311969-10-18
19701970-05-061970-09-25
19711971-04-111971-09-30
19721972-03-131972-10-18
19731973-04-301973-10-09
19741974-04-081974-10-10
19751975-05-091975-11-05
19761976-02-271976-09-21
19801980-04-291980-10-05
19811981-04-131981-10-01
19831983-04-301983-10-08
19851985-04-151985-10-08
19861986-04-061986-10-01
19921992-04-241992-10-19
19931993-04-171993-10-11
19941994-04-201994-10-07
19951995-04-141995-10-20
19961996-04-111996-10-15
19971997-04-291997-10-11
19981998-03-261998-10-15
19991999-04-071999-10-13
20002000-04-182000-10-05

Every Fixed Threshold

Fixed thresholds at Sierra Blanca 2 E
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days311391998114
35 C (95 F): Days3164198015
40 C (104 F): Days10719942
90 F (32.2 C): Days31113198373
100 F (37.8 C): Days263219807
0 C (32 F): Ice days (max9419711
0 C (32 F): Frost days (min32126197594
-10 C (14 F): Days with min311119639
-20 C (-4 F): Days with min1119851
20 C (68 F): Tropical nights (min327518958
25 C (77 F): Days with min7218951
10 mm (0.39 in): Days with 10 mm or more rain311619748
25 mm (0.98 in): Days with 25 mm or more rain25619665
50 mm (1.97 in): Days with 50 mm or more rain5319741
10 cm (3.9 in): Days with 10 cm or more snowfall1119691

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1893.

Download the Data

  • Data for Sierra Blanca 2 E 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).