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

Rio Grande Threshold Days by Year (BR003252024)

4 fixed thresholds counted per year at Rio Grande (BR003252024): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rio Grande Thresholds

  • Rio Grande: days with 10 mm (0.39 in) or more of precipitation in 14 years, most in 1987 with 58.
  • Rio Grande: days with 25 mm (0.98 in) or more of precipitation in 13 years, most in 1987 with 30.
  • Rio Grande: days with 50 mm (1.97 in) or more of precipitation in 6 years, most in 1995 with 5.
  • Rio Grande: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 1995 with 2.
  • 4 fixed thresholds have at least one qualifying day at Rio Grande.
14 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Rio Grande Days per year at Rio Grande with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 58 in 1987. 02040601986: 561987: 581988: 251989: 271990: 501991: 261992: 441993: 451994: 391995: 471996: 301997: 421998: 381999: 321986198819901992199419961998
Days per year at Rio Grande with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 58 in 1987.
Days with 10 mm (0.39 in) or more of precipitation per year at Rio Grande
YearDaysDecade average
19865641.5
19875841.5
19882541.5
19892741.5
19905039.3
19912639.3
19924439.3
19934539.3
19943939.3
19954739.3
19963039.3
19974239.3
19983839.3
19993239.3
First to last qualifying date each year at Rio Grande For each year, a bar from the first to the last day at Rio Grande meeting 10 mm (0.39 in). 1986: 13 January 1986 to 21 December 19861987: 2 January 1987 to 31 December 19871988: 13 January 1988 to 23 November 19881989: 25 January 1989 to 18 December 19891990: 18 January 1990 to 25 December 19901991: 22 January 1991 to 23 December 19911992: 3 January 1992 to 17 December 19921993: 1 January 1993 to 29 December 19931994: 8 January 1994 to 14 December 19941995: 3 January 1995 to 24 December 19951996: 12 January 1996 to 20 December 19961997: 19 January 1997 to 30 December 19971998: 1 January 1998 to 28 December 19981999: 20 January 1999 to 30 December 19991986198819901992199419961998JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rio Grande meeting 10 mm (0.39 in).
First to last qualifying date each year at Rio Grande
YearFirst dateLast date
19861986-01-131986-12-21
19871987-01-021987-12-31
19881988-01-131988-11-23
19891989-01-251989-12-18
19901990-01-181990-12-25
19911991-01-221991-12-23
19921992-01-031992-12-17
19931993-01-011993-12-29
19941994-01-081994-12-14
19951995-01-031995-12-24
19961996-01-121996-12-20
19971997-01-191997-12-30
19981998-01-011998-12-28
19991999-01-201999-12-30

Every Fixed Threshold

Fixed thresholds at Rio Grande
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1458198732
25 mm (0.98 in): Days with 25 mm or more rain1330198711
50 mm (1.97 in): Days with 50 mm or more rain6519951
100 mm (3.94 in): Days with 100 mm or more rain2219952

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 Rio Grande 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).