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

Ragan Threshold Days by Year (USC00257002)

16 fixed thresholds counted per year at Ragan (USC00257002): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ragan Thresholds

  • Ragan: days with 10 mm (0.39 in) or more of precipitation in 54 years, most in 1965 with 36.
  • Ragan: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1965 with 13.
  • Ragan: days with 10 cm (3.9 in) or more of snowfall in 39 years, most in 1958 with 6.
  • Ragan: days with 50 mm (1.97 in) or more of precipitation in 34 years, most in 1996 with 4.
  • 16 fixed thresholds have at least one qualifying day at Ragan.
16 years with a qualifying day
Days at or above 30 C (86 F) per year at Ragan Days per year at Ragan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 81 in 2000. 02550751001992: 221993: 221995: 571996: 501997: 711998: 801999: 512000: 812002: 812003: 692004: 632005: 792006: 692007: 602008: 442009: 3619921995199719992002200420062008
Days per year at Ragan with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 81 in 2000.
Days at or above 30 C (86 F) per year at Ragan
YearDaysDecade average
19922250.4
19932250.4
19955750.4
19965050.4
19977150.4
19988050.4
19995150.4
20008164.7
20028164.7
20036964.7
20046364.7
20057964.7
20066964.7
20076064.7
20084464.7
20093664.7
First to last qualifying date each year at Ragan For each year, a bar from the first to the last day at Ragan meeting 30 C (86 F). 1992: 1 May 1992 to 3 October 19921993: 28 May 1993 to 7 October 19931995: 15 June 1995 to 13 October 19951996: 3 April 1996 to 11 September 19961997: 19 April 1997 to 7 October 19971998: 14 May 1998 to 29 September 19981999: 5 June 1999 to 26 September 19992000: 6 April 2000 to 2 October 20002002: 15 April 2002 to 1 October 20022003: 2 April 2003 to 23 October 20032004: 17 April 2004 to 20 September 20042005: 11 May 2005 to 5 October 20052006: 14 April 2006 to 8 October 20062007: 15 May 2007 to 7 October 20072008: 19 May 2008 to 29 September 20082009: 24 April 2009 to 25 August 200919921995199719992002200420062008JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ragan meeting 30 C (86 F).
First to last qualifying date each year at Ragan
YearFirst dateLast date
19921992-05-011992-10-03
19931993-05-281993-10-07
19951995-06-151995-10-13
19961996-04-031996-09-11
19971997-04-191997-10-07
19981998-05-141998-09-29
19991999-06-051999-09-26
20002000-04-062000-10-02
20022002-04-152002-10-01
20032003-04-022003-10-23
20042004-04-172004-09-20
20052005-05-112005-10-05
20062006-04-142006-10-08
20072007-05-152007-10-07
20082008-05-192008-09-29
20092009-04-242009-08-25

Every Fixed Threshold

Fixed thresholds at Ragan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1681200036
35 C (95 F): Days143120003
40 C (104 F): Days5520051
90 F (32.2 C): Days1664200018
100 F (37.8 C): Days101019952
0 C (32 F): Ice days (max1661199319
0 C (32 F): Frost days (min161611993112
-10 C (14 F): Days with min1661199628
-20 C (-4 F): Days with min141419963
20 C (68 F): Tropical nights (min163120075
10 mm (0.39 in): Days with 10 mm or more rain5436196518
25 mm (0.98 in): Days with 25 mm or more rain541319656
50 mm (1.97 in): Days with 50 mm or more rain34419962
100 mm (3.94 in): Days with 100 mm or more rain4119571
10 cm (3.9 in): Days with 10 cm or more snowfall39619583
25 cm (9.8 in): Days with 25 cm or more snowfall7219841

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1992.

Download the Data

  • Data for Ragan 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).