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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Rancho Viejo Threshold Days by Year (MXN00012231)

10 fixed thresholds counted per year at Rancho Viejo (MXN00012231): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rancho Viejo Thresholds

  • Rancho Viejo: days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 2005 with 95.
  • Rancho Viejo: days with 25 mm (0.98 in) or more of precipitation in 20 years, most in 2005 with 64.
  • Rancho Viejo: days with 50 mm (1.97 in) or more of precipitation in 13 years, most in 1997 with 23.
  • Rancho Viejo: days with a maximum temperature at or above 30 C (86 F) in 8 years, most in 1999 with 349.
  • 10 fixed thresholds have at least one qualifying day at Rancho Viejo.
8 years with a qualifying day
Days at or above 30 C (86 F) per year at Rancho Viejo Days per year at Rancho Viejo with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 349 in 1999. 01002003004001986: 2491988: 2201997: 3191998: 3111999: 3492002: 3142004: 3312005: 32419861988199719981999200220042005
Days per year at Rancho Viejo with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 349 in 1999.
Days at or above 30 C (86 F) per year at Rancho Viejo
YearDaysDecade average
1986249234.5
1988220234.5
1997319326.3
1998311326.3
1999349326.3
2002314323
2004331323
2005324323
First to last qualifying date each year at Rancho Viejo For each year, a bar from the first to the last day at Rancho Viejo meeting 30 C (86 F). 1986: 21 January 1986 to 31 December 19861988: 1 January 1988 to 31 December 19881997: 1 January 1997 to 31 December 19971998: 1 January 1998 to 31 December 19981999: 1 January 1999 to 31 December 19992002: 1 January 2002 to 31 December 20022004: 1 January 2004 to 30 November 20042005: 1 January 2005 to 26 December 200519861988199719981999200220042005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rancho Viejo meeting 30 C (86 F).
First to last qualifying date each year at Rancho Viejo
YearFirst dateLast date
19861986-01-211986-12-31
19881988-01-011988-12-31
19971997-01-011997-12-31
19981998-01-011998-12-31
19991999-01-011999-12-31
20022002-01-012002-12-31
20042004-01-012004-11-30
20052005-01-012005-12-26

Every Fixed Threshold

Fixed thresholds at Rancho Viejo
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days83491999324
35 C (95 F): Days5135200238
40 C (104 F): Days124200224
90 F (32.2 C): Days8216199870
100 F (37.8 C): Days148200248
20 C (68 F): Tropical nights (min8278199741
10 mm (0.39 in): Days with 10 mm or more rain2095200554
25 mm (0.98 in): Days with 25 mm or more rain2064200529
50 mm (1.97 in): Days with 50 mm or more rain132319979
100 mm (3.94 in): Days with 100 mm or more rain4719971

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1986.

Download the Data

  • Data for Rancho Viejo 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).