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Built 2026-10-17 (17 October 2026)

San Pedro Chenalho (Dge) Threshold Days by Year

8 fixed thresholds counted per year at San Pedro Chenalho (Dge) (MXN00007149): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for San Pedro Chenalho (Dge) Thresholds

  • San Pedro Chenalho (Dge): days with 10 mm (0.39 in) or more of precipitation in 33 years, most in 1995 with 81.
  • San Pedro Chenalho (Dge): days with 25 mm (0.98 in) or more of precipitation in 33 years, most in 1973 with 29.
  • San Pedro Chenalho (Dge): days with a maximum temperature at or above 30 C (86 F) in 26 years, most in 2008 with 66.
  • San Pedro Chenalho (Dge): days with 50 mm (1.97 in) or more of precipitation in 26 years, most in 1984 with 7.
  • 8 fixed thresholds have at least one qualifying day at San Pedro Chenalho (Dge).
26 years with a qualifying day
Days at or above 30 C (86 F) per year at San Pedro Chenalho (Dge) Days per year at San Pedro Chenalho (Dge) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 66 in 2008. 0204060801970: 331971: 231972: 311973: 501974: 81975: 191976: 21977: 91978: 171979: 111980: 141981: 51982: 31983: 231984: 161985: 11986: 31987: 81988: 101989: 11990: 31991: 151994: 12001: 142002: 192008: 66197019731976197919821985198819912002
Days per year at San Pedro Chenalho (Dge) with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 66 in 2008.
Days at or above 30 C (86 F) per year at San Pedro Chenalho (Dge)
YearDaysDecade average
19703320.3
19712320.3
19723120.3
19735020.3
1974820.3
19751920.3
1976220.3
1977920.3
19781720.3
19791120.3
1980148.4
198158.4
198238.4
1983238.4
1984168.4
198518.4
198638.4
198788.4
1988108.4
198918.4
199036.3
1991156.3
199416.3
20011433
20021933
20086633
First to last qualifying date each year at San Pedro Chenalho (Dge) For each year, a bar from the first to the last day at San Pedro Chenalho (Dge) meeting 30 C (86 F). 1970: 15 February 1970 to 30 June 19701971: 18 April 1971 to 15 September 19711972: 2 March 1972 to 25 May 19721973: 1 February 1973 to 31 May 19731974: 21 February 1974 to 13 May 19741975: 18 March 1975 to 31 May 19751976: 7 April 1976 to 13 May 19761977: 15 March 1977 to 4 April 19771978: 2 March 1978 to 31 May 19781979: 22 March 1979 to 9 May 19791980: 24 March 1980 to 31 May 19801981: 4 March 1981 to 3 June 19811982: 14 March 1982 to 2 April 19821983: 4 March 1983 to 21 May 19831984: 19 March 1984 to 4 May 19841985: 30 March 1985 to 30 March 19851986: 12 March 1986 to 15 March 19861987: 15 February 1987 to 28 March 19871988: 18 April 1988 to 3 June 19881989: 30 April 1989 to 30 April 19891990: 15 March 1990 to 20 May 19901991: 6 March 1991 to 4 May 19911994: 4 May 1994 to 4 May 19942001: 13 March 2001 to 21 May 20012002: 19 March 2002 to 12 May 20022008: 3 January 2008 to 23 December 20081970197419781982198619902002JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at San Pedro Chenalho (Dge) meeting 30 C (86 F).
First to last qualifying date each year at San Pedro Chenalho (Dge)
YearFirst dateLast date
19701970-02-151970-06-30
19711971-04-181971-09-15
19721972-03-021972-05-25
19731973-02-011973-05-31
19741974-02-211974-05-13
19751975-03-181975-05-31
19761976-04-071976-05-13
19771977-03-151977-04-04
19781978-03-021978-05-31
19791979-03-221979-05-09
19801980-03-241980-05-31
19811981-03-041981-06-03
19821982-03-141982-04-02
19831983-03-041983-05-21
19841984-03-191984-05-04
19851985-03-301985-03-30
19861986-03-121986-03-15
19871987-02-151987-03-28
19881988-04-181988-06-03
19891989-04-301989-04-30
19901990-03-151990-05-20
19911991-03-061991-05-04
19941994-05-041994-05-04
20012001-03-132001-05-21
20022002-03-192002-05-12
20082008-01-032008-12-23

Every Fixed Threshold

Fixed thresholds at San Pedro Chenalho (Dge)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2666200866
35 C (95 F): Days5519731
90 F (32.2 C): Days142119731
0 C (32 F): Frost days (min6519965
20 C (68 F): Tropical nights (min3119771
10 mm (0.39 in): Days with 10 mm or more rain3381199555
25 mm (0.98 in): Days with 25 mm or more rain3329197318
50 mm (1.97 in): Days with 50 mm or more rain26719846

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1970.

Download the Data

  • Data for San Pedro Chenalho (Dge) 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

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