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Built 2026-10-19 (19 October 2026)

Arlington 1 W Threshold Days by Year (USC00390281)

17 fixed thresholds counted per year at Arlington 1 W (USC00390281): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Arlington 1 W Thresholds

  • Arlington 1 W: days with 10 mm (0.39 in) or more of precipitation in 71 years, most in 1995 with 32.
  • Arlington 1 W: days with 25 mm (0.98 in) or more of precipitation in 70 years, most in 1990 with 11.
  • Arlington 1 W: days with 10 cm (3.9 in) or more of snowfall in 47 years, most in 1996 with 7.
  • Arlington 1 W: days with 50 mm (1.97 in) or more of precipitation in 38 years, most in 1984 with 3.
  • 17 fixed thresholds have at least one qualifying day at Arlington 1 W.
19 years with a qualifying day
Days at or above 30 C (86 F) per year at Arlington 1 W Days per year at Arlington 1 W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 40 in 2001. 0102030401993: 71994: 161995: 261996: 151997: 281998: 301999: 352000: 292001: 402002: 342003: 252004: 182005: 342006: 312007: 362008: 172009: 112010: 262011: 331993199519971999200120032005200720092011
Days per year at Arlington 1 W with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 40 in 2001.
Days at or above 30 C (86 F) per year at Arlington 1 W
YearDaysDecade average
1993722.4
19941622.4
19952622.4
19961522.4
19972822.4
19983022.4
19993522.4
20002927.5
20014027.5
20023427.5
20032527.5
20041827.5
20053427.5
20063127.5
20073627.5
20081727.5
20091127.5
20102629.5
20113329.5
First to last qualifying date each year at Arlington 1 W For each year, a bar from the first to the last day at Arlington 1 W meeting 30 C (86 F). 1993: 30 July 1993 to 6 October 19931994: 18 April 1994 to 14 September 19941995: 14 June 1995 to 24 August 19951996: 17 May 1996 to 29 August 19961997: 17 May 1997 to 2 October 19971998: 14 May 1998 to 18 September 19981999: 4 June 1999 to 31 August 19992000: 4 May 2000 to 16 September 20002001: 28 April 2001 to 5 September 20012002: 29 May 2002 to 16 September 20022003: 14 April 2003 to 19 October 20032004: 28 April 2004 to 19 September 20042005: 6 June 2005 to 21 September 20052006: 13 April 2006 to 23 August 20062007: 13 May 2007 to 6 October 20072008: 1 July 2008 to 26 September 20082009: 23 April 2009 to 13 August 20092010: 24 May 2010 to 30 August 20102011: 30 May 2011 to 28 September 20111993199619992002200520082011JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Arlington 1 W meeting 30 C (86 F).
First to last qualifying date each year at Arlington 1 W
YearFirst dateLast date
19931993-07-301993-10-06
19941994-04-181994-09-14
19951995-06-141995-08-24
19961996-05-171996-08-29
19971997-05-171997-10-02
19981998-05-141998-09-18
19991999-06-041999-08-31
20002000-05-042000-09-16
20012001-04-282001-09-05
20022002-05-292002-09-16
20032003-04-142003-10-19
20042004-04-282004-09-19
20052005-06-062005-09-21
20062006-04-132006-08-23
20072007-05-132007-10-06
20082008-07-012008-09-26
20092009-04-232009-08-13
20102010-05-242010-08-30
20112011-05-302011-09-28

Every Fixed Threshold

Fixed thresholds at Arlington 1 W
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1940200133
35 C (95 F): Days11620062
90 F (32.2 C): Days1923200212
100 F (37.8 C): Days2120001
0 C (32 F): Ice days (max1996199679
0 C (32 F): Frost days (min191912002174
-10 C (14 F): Days with min1995199674
-20 C (-4 F): Days with min1948199633
-30 C (-22 F): Days with min13919942
20 C (68 F): Tropical nights (min1922200217
25 C (77 F): Days with min2320113
10 mm (0.39 in): Days with 10 mm or more rain7132199527
25 mm (0.98 in): Days with 25 mm or more rain701119909
50 mm (1.97 in): Days with 50 mm or more rain38319841
100 mm (3.94 in): Days with 100 mm or more rain3119721
10 cm (3.9 in): Days with 10 cm or more snowfall47719963
25 cm (9.8 in): Days with 25 cm or more snowfall8219851

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1993.

Download the Data

  • Data for Arlington 1 W 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).