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Built 2026-10-16 (16 October 2026)

Nueva Rosita Threshold Days by Year

16 fixed thresholds counted per year at Nueva Rosita (MXN00005021): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nueva Rosita Thresholds

  • Nueva Rosita: days with a maximum temperature at or above 30 C (86 F) in 39 years, most in 1927 with 226.
  • Nueva Rosita: days with a maximum temperature at or above 35 C (95 F) in 39 years, most in 1930 with 148.
  • Nueva Rosita: days with a maximum temperature at or above 90 F (32.2 C) in 39 years, most in 1927 with 186.
  • Nueva Rosita: days with a maximum temperature at or above 100 F (37.8 C) in 39 years, most in 1943 with 112.
  • 16 fixed thresholds have at least one qualifying day at Nueva Rosita.
39 years with a qualifying day
Days at or above 30 C (86 F) per year at Nueva Rosita Days per year at Nueva Rosita with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 226 in 1927. 01002003001927: 2261928: 1921929: 2061930: 2081931: 2081933: 1861934: 2091935: 1811936: 1831937: 1871938: 1951939: 1941940: 1951941: 1661942: 1781943: 1981944: 1881945: 1991946: 1691947: 1761948: 1751949: 1591950: 1611951: 1661952: 1591953: 1651954: 1871957: 1771958: 1671959: 2071960: 2041961: 1901962: 2121963: 2041964: 1931966: 1681967: 1721968: 1321970: 1501927193119361940194419481952195819621967
Days per year at Nueva Rosita with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 226 in 1927.
Days at or above 30 C (86 F) per year at Nueva Rosita
YearDaysDecade average
1927226208
1928192208
1929206208
1930208194.6
1931208194.6
1933186194.6
1934209194.6
1935181194.6
1936183194.6
1937187194.6
1938195194.6
1939194194.6
1940195180.3
1941166180.3
1942178180.3
1943198180.3
1944188180.3
1945199180.3
1946169180.3
1947176180.3
1948175180.3
1949159180.3
1950161173.6
1951166173.6
1952159173.6
1953165173.6
1954187173.6
1957177173.6
1958167173.6
1959207173.6
1960204184.4
1961190184.4
1962212184.4
1963204184.4
1964193184.4
1966168184.4
1967172184.4
1968132184.4
1970150150
First to last qualifying date each year at Nueva Rosita For each year, a bar from the first to the last day at Nueva Rosita meeting 30 C (86 F). 1927: 7 January 1927 to 31 December 19271928: 10 January 1928 to 30 October 19281929: 4 March 1929 to 13 November 19291930: 8 February 1930 to 14 October 19301931: 7 March 1931 to 16 November 19311933: 8 March 1933 to 14 December 19331934: 6 March 1934 to 14 November 19341935: 22 March 1935 to 28 October 19351936: 18 March 1936 to 20 October 19361937: 20 March 1937 to 1 November 19371938: 5 March 1938 to 30 November 19381939: 9 February 1939 to 5 November 19391940: 1 April 1940 to 10 November 19401941: 18 March 1941 to 26 October 19411942: 17 March 1942 to 2 December 19421943: 9 February 1943 to 6 November 19431944: 24 February 1944 to 21 October 19441945: 9 February 1945 to 8 November 19451946: 25 February 1946 to 28 September 19461947: 23 March 1947 to 18 October 19471948: 28 February 1948 to 16 October 19481949: 23 March 1949 to 29 November 19491950: 12 March 1950 to 8 November 19501951: 2 March 1951 to 6 December 19511952: 2 March 1952 to 31 October 19521953: 1 March 1953 to 3 October 19531954: 26 February 1954 to 14 October 19541957: 9 January 1957 to 1 November 19571958: 30 January 1958 to 9 October 19581959: 20 January 1959 to 4 November 19591960: 8 February 1960 to 16 November 19601961: 12 February 1961 to 24 October 19611962: 4 February 1962 to 11 November 19621963: 10 January 1963 to 6 November 19631964: 3 March 1964 to 24 December 19641966: 2 March 1966 to 7 December 19661967: 3 March 1967 to 26 November 19671968: 3 April 1968 to 22 October 19681970: 25 March 1970 to 25 October 197019271933193819431948195319601966JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Nueva Rosita meeting 30 C (86 F).
First to last qualifying date each year at Nueva Rosita
YearFirst dateLast date
19271927-01-071927-12-31
19281928-01-101928-10-30
19291929-03-041929-11-13
19301930-02-081930-10-14
19311931-03-071931-11-16
19331933-03-081933-12-14
19341934-03-061934-11-14
19351935-03-221935-10-28
19361936-03-181936-10-20
19371937-03-201937-11-01
19381938-03-051938-11-30
19391939-02-091939-11-05
19401940-04-011940-11-10
19411941-03-181941-10-26
19421942-03-171942-12-02
19431943-02-091943-11-06
19441944-02-241944-10-21
19451945-02-091945-11-08
19461946-02-251946-09-28
19471947-03-231947-10-18
19481948-02-281948-10-16
19491949-03-231949-11-29
19501950-03-121950-11-08
19511951-03-021951-12-06
19521952-03-021952-10-31
19531953-03-011953-10-03
19541954-02-261954-10-14
19571957-01-091957-11-01
19581958-01-301958-10-09
19591959-01-201959-11-04
19601960-02-081960-11-16
19611961-02-121961-10-24
19621962-02-041962-11-11
19631963-01-101963-11-06
19641964-03-031964-12-24
19661966-03-021966-12-07
19671967-03-031967-11-26
19681968-04-031968-10-22
19701970-03-251970-10-25

Every Fixed Threshold

Fixed thresholds at Nueva Rosita
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days392261927150
35 C (95 F): Days39148193048
40 C (104 F): Days358219439
45 C (113 F): Days71419434
90 F (32.2 C): Days39186192797
100 F (37.8 C): Days3911219434
110 F (43.3 C): Days162519435
0 C (32 F): Ice days (max1119621
0 C (32 F): Frost days (min384319593
-10 C (14 F): Days with min1119621
20 C (68 F): Tropical nights (min381511927130
25 C (77 F): Days with min3668195349
10 mm (0.39 in): Days with 10 mm or more rain382119308
25 mm (0.98 in): Days with 25 mm or more rain371219302
50 mm (1.97 in): Days with 50 mm or more rain28319302
100 mm (3.94 in): Days with 100 mm or more rain4119491

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1927.

Download the Data

  • Data for Nueva Rosita 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).