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Built 2026-10-19 (19 October 2026)

Ericson 8 WNW Threshold Days by Year (USC00252770)

17 fixed thresholds counted per year at Ericson 8 WNW (USC00252770): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ericson 8 WNW Thresholds

  • Ericson 8 WNW: days with 10 mm (0.39 in) or more of precipitation in 121 years, most in 2007 with 33.
  • Ericson 8 WNW: days with 25 mm (0.98 in) or more of precipitation in 119 years, most in 1902 with 12.
  • Ericson 8 WNW: days with 50 mm (1.97 in) or more of precipitation in 71 years, most in 1906 with 4.
  • Ericson 8 WNW: days with 10 cm (3.9 in) or more of snowfall in 60 years, most in 1948 with 7.
  • 17 fixed thresholds have at least one qualifying day at Ericson 8 WNW.
24 years with a qualifying day
Days at or above 30 C (86 F) per year at Ericson 8 WNW Days per year at Ericson 8 WNW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 69 in 2005. 0204060801985: 431986: 331987: 501988: 671989: 421990: 521991: 551992: 191993: 231994: 371995: 531996: 291997: 441998: 561999: 382000: 602001: 602002: 612003: 562004: 412005: 692007: 512008: 212026: 6519851988199119941997200020032007
Days per year at Ericson 8 WNW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 69 in 2005.
Days at or above 30 C (86 F) per year at Ericson 8 WNW
YearDaysDecade average
19854347
19863347
19875047
19886747
19894247
19905240.6
19915540.6
19921940.6
19932340.6
19943740.6
19955340.6
19962940.6
19974440.6
19985640.6
19993840.6
20006052.4
20016052.4
20026152.4
20035652.4
20044152.4
20056952.4
20075152.4
20082152.4
20266565
First to last qualifying date each year at Ericson 8 WNW For each year, a bar from the first to the last day at Ericson 8 WNW meeting 30 C (86 F). 1985: 16 April 1985 to 20 September 19851986: 30 March 1986 to 4 September 19861987: 20 April 1987 to 27 September 19871988: 8 April 1988 to 27 September 19881989: 21 April 1989 to 14 October 19891990: 23 April 1990 to 6 October 19901991: 6 April 1991 to 17 October 19911992: 30 April 1992 to 4 October 19921993: 17 June 1993 to 1 October 19931994: 19 April 1994 to 30 September 19941995: 7 June 1995 to 12 October 19951996: 18 May 1996 to 11 September 19961997: 17 May 1997 to 19 September 19971998: 18 May 1998 to 26 September 19981999: 5 June 1999 to 25 September 19992000: 23 May 2000 to 1 October 20002001: 27 April 2001 to 3 October 20012002: 16 April 2002 to 9 September 20022003: 2 April 2003 to 23 October 20032004: 19 April 2004 to 20 September 20042005: 20 May 2005 to 19 October 20052007: 30 April 2007 to 7 October 20072008: 26 June 2008 to 29 September 20082026: 20 March 2026 to 11 October 202619851988199119941997200020032007JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Ericson 8 WNW meeting 30 C (86 F).
First to last qualifying date each year at Ericson 8 WNW
YearFirst dateLast date
19851985-04-161985-09-20
19861986-03-301986-09-04
19871987-04-201987-09-27
19881988-04-081988-09-27
19891989-04-211989-10-14
19901990-04-231990-10-06
19911991-04-061991-10-17
19921992-04-301992-10-04
19931993-06-171993-10-01
19941994-04-191994-09-30
19951995-06-071995-10-12
19961996-05-181996-09-11
19971997-05-171997-09-19
19981998-05-181998-09-26
19991999-06-051999-09-25
20002000-05-232000-10-01
20012001-04-272001-10-03
20022002-04-162002-09-09
20032003-04-022003-10-23
20042004-04-192004-09-20
20052005-05-202005-10-19
20072007-04-302007-10-07
20082008-06-262008-09-29
20262026-03-202026-10-11

Every Fixed Threshold

Fixed thresholds at Ericson 8 WNW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2469200565
35 C (95 F): Days2316199110
40 C (104 F): Days3119881
90 F (32.2 C): Days2446200236
100 F (37.8 C): Days10519952
0 C (32 F): Ice days (max2462199312
0 C (32 F): Frost days (min23189200266
-10 C (14 F): Days with min2376200018
-20 C (-4 F): Days with min232919853
-30 C (-22 F): Days with min4419964
20 C (68 F): Tropical nights (min2117200222
10 mm (0.39 in): Days with 10 mm or more rain12133200717
25 mm (0.98 in): Days with 25 mm or more rain1191219029
50 mm (1.97 in): Days with 50 mm or more rain71419065
100 mm (3.94 in): Days with 100 mm or more rain3119661
10 cm (3.9 in): Days with 10 cm or more snowfall60719481
25 cm (9.8 in): Days with 25 cm or more snowfall12219821

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1985.

Download the Data

  • Data for Ericson 8 WNW 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 (2026-10-17).