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Built 2026-10-19 (19 October 2026)

Boquillas Rs Threshold Days by Year (USC00410950)

15 fixed thresholds counted per year at Boquillas Rs (USC00410950): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Boquillas Rs Thresholds

  • Boquillas Rs: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1991 with 13.
  • Boquillas Rs: days with 25 mm (0.98 in) or more of precipitation in 40 years, most in 1986 with 5.
  • Boquillas Rs: days with a maximum temperature at or above 30 C (86 F) in 20 years, most in 1985 with 231.
  • Boquillas Rs: days with a maximum temperature at or above 35 C (95 F) in 20 years, most in 1982 with 167.
  • 15 fixed thresholds have at least one qualifying day at Boquillas Rs.
20 years with a qualifying day
Days at or above 30 C (86 F) per year at Boquillas Rs Days per year at Boquillas Rs with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 231 in 1985. 01002003001980: 2121981: 1971982: 2201983: 2101984: 2201985: 2311986: 2091989: 2291990: 2091991: 2121992: 2091993: 2091994: 2251995: 2111998: 1951999: 2262000: 2222001: 2182004: 1992005: 2181980198219841986199019921994199820002004
Days per year at Boquillas Rs with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 231 in 1985.
Days at or above 30 C (86 F) per year at Boquillas Rs
YearDaysDecade average
1980212216
1981197216
1982220216
1983210216
1984220216
1985231216
1986209216
1989229216
1990209212
1991212212
1992209212
1993209212
1994225212
1995211212
1998195212
1999226212
2000222214.3
2001218214.3
2004199214.3
2005218214.3
First to last qualifying date each year at Boquillas Rs For each year, a bar from the first to the last day at Boquillas Rs meeting 30 C (86 F). 1980: 19 January 1980 to 14 November 19801981: 1 February 1981 to 22 December 19811982: 7 January 1982 to 2 December 19821983: 20 February 1983 to 5 December 19831984: 11 February 1984 to 22 December 19841985: 17 February 1985 to 10 December 19851986: 16 February 1986 to 21 November 19861989: 7 January 1989 to 27 November 19891990: 19 January 1990 to 18 December 19901991: 13 February 1991 to 29 November 19911992: 24 February 1992 to 12 November 19921993: 20 February 1993 to 13 December 19931994: 8 February 1994 to 28 November 19941995: 10 February 1995 to 15 December 19951998: 21 January 1998 to 22 December 19981999: 20 January 1999 to 9 December 19992000: 2 January 2000 to 1 November 20002001: 7 February 2001 to 27 November 20012004: 4 January 2004 to 30 November 20042005: 5 January 2005 to 4 December 20051980198319861991199419992004JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Boquillas Rs meeting 30 C (86 F).
First to last qualifying date each year at Boquillas Rs
YearFirst dateLast date
19801980-01-191980-11-14
19811981-02-011981-12-22
19821982-01-071982-12-02
19831983-02-201983-12-05
19841984-02-111984-12-22
19851985-02-171985-12-10
19861986-02-161986-11-21
19891989-01-071989-11-27
19901990-01-191990-12-18
19911991-02-131991-11-29
19921992-02-241992-11-12
19931993-02-201993-12-13
19941994-02-081994-11-28
19951995-02-101995-12-15
19981998-01-211998-12-22
19991999-01-201999-12-09
20002000-01-022000-11-01
20012001-02-072001-11-27
20042004-01-042004-11-30
20052005-01-052005-12-04

Every Fixed Threshold

Fixed thresholds at Boquillas Rs
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days202311985218
35 C (95 F): Days201671982152
40 C (104 F): Days2081199856
45 C (113 F): Days121019943
90 F (32.2 C): Days202071985195
100 F (37.8 C): Days201271995114
110 F (43.3 C): Days203919809
0 C (32 F): Ice days (max3319851
0 C (32 F): Frost days (min2070199846
-10 C (14 F): Days with min4519891
20 C (68 F): Tropical nights (min20123198695
25 C (77 F): Days with min203119803
10 mm (0.39 in): Days with 10 mm or more rain471319915
25 mm (0.98 in): Days with 25 mm or more rain40519861
50 mm (1.97 in): Days with 50 mm or more rain4119801

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1980.

Download the Data

  • Data for Boquillas Rs 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).