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Built 2026-10-19 (19 October 2026)

Los Reyes Threshold Days by Year (MXN00016077)

11 fixed thresholds counted per year at Los Reyes (MXN00016077): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Los Reyes Thresholds

  • Los Reyes: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 1982 with 77.
  • Los Reyes: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1982 with 48.
  • Los Reyes: days with a maximum temperature at or above 30 C (86 F) in 21 years, most in 1979 with 224.
  • Los Reyes: days with a maximum temperature at or above 90 F (32.2 C) in 19 years, most in 1979 with 87.
  • 11 fixed thresholds have at least one qualifying day at Los Reyes.
21 years with a qualifying day
Days at or above 30 C (86 F) per year at Los Reyes Days per year at Los Reyes with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 224 in 1979. 01002003001945: 871946: 1361947: 1091951: 1581954: 1431960: 1541961: 1871967: 911968: 741969: 1131970: 1041971: 881972: 951973: 1151979: 2241980: 1811981: 1411982: 2131983: 1611984: 1571985: 1941945195119611969197219801983
Days per year at Los Reyes with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 224 in 1979.
Days at or above 30 C (86 F) per year at Los Reyes
YearDaysDecade average
194587110.7
1946136110.7
1947109110.7
1951158150.5
1954143150.5
1960154123.8
1961187123.8
196791123.8
196874123.8
1969113123.8
1970104125.2
197188125.2
197295125.2
1973115125.2
1979224125.2
1980181174.5
1981141174.5
1982213174.5
1983161174.5
1984157174.5
1985194174.5
First to last qualifying date each year at Los Reyes For each year, a bar from the first to the last day at Los Reyes meeting 30 C (86 F). 1945: 28 February 1945 to 13 September 19451946: 4 February 1946 to 20 September 19461947: 22 February 1947 to 18 October 19471951: 20 January 1951 to 29 December 19511954: 1 January 1954 to 17 December 19541960: 2 January 1960 to 19 December 19601961: 4 January 1961 to 31 December 19611967: 29 January 1967 to 5 August 19671968: 24 March 1968 to 17 June 19681969: 7 February 1969 to 18 November 19691970: 29 January 1970 to 8 October 19701971: 31 January 1971 to 23 July 19711972: 6 February 1972 to 2 November 19721973: 11 January 1973 to 14 October 19731979: 1 January 1979 to 30 December 19791980: 9 January 1980 to 29 November 19801981: 9 February 1981 to 21 December 19811982: 10 January 1982 to 23 November 19821983: 12 January 1983 to 27 December 19831984: 3 February 1984 to 29 December 19841985: 1 January 1985 to 29 December 19851945195119611969197219801983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Los Reyes meeting 30 C (86 F).
First to last qualifying date each year at Los Reyes
YearFirst dateLast date
19451945-02-281945-09-13
19461946-02-041946-09-20
19471947-02-221947-10-18
19511951-01-201951-12-29
19541954-01-011954-12-17
19601960-01-021960-12-19
19611961-01-041961-12-31
19671967-01-291967-08-05
19681968-03-241968-06-17
19691969-02-071969-11-18
19701970-01-291970-10-08
19711971-01-311971-07-23
19721972-02-061972-11-02
19731973-01-111973-10-14
19791979-01-011979-12-30
19801980-01-091980-11-29
19811981-02-091981-12-21
19821982-01-101982-11-23
19831983-01-121983-12-27
19841984-02-031984-12-29
19851985-01-011985-12-29

Every Fixed Threshold

Fixed thresholds at Los Reyes
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days212241979194
35 C (95 F): Days1531197911
40 C (104 F): Days2519461
90 F (32.2 C): Days1987197961
100 F (37.8 C): Days41219462
20 C (68 F): Tropical nights (min126619458
10 mm (0.39 in): Days with 10 mm or more rain3177198257
25 mm (0.98 in): Days with 25 mm or more rain3148198226
50 mm (1.97 in): Days with 50 mm or more rain1532198217
100 mm (3.94 in): Days with 100 mm or more rain71219825
200 mm (7.87 in): Days with 200 mm or more rain2119791

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

  • Data for Los Reyes 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).