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

Dayville 8 NW Threshold Days by Year (USC00352173)

14 fixed thresholds counted per year at Dayville 8 NW (USC00352173): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dayville 8 NW Thresholds

  • Dayville 8 NW: days with 10 mm (0.39 in) or more of precipitation in 23 years, most in 1982 with 9.
  • Dayville 8 NW: days with a maximum temperature at or above 30 C (86 F) in 13 years, most in 1988 with 88.
  • Dayville 8 NW: days with a maximum temperature at or above 35 C (95 F) in 13 years, most in 1990 with 43.
  • Dayville 8 NW: days with a maximum temperature at or above 90 F (32.2 C) in 13 years, most in 1988 with 64.
  • 14 fixed thresholds have at least one qualifying day at Dayville 8 NW.
13 years with a qualifying day
Days at or above 30 C (86 F) per year at Dayville 8 NW Days per year at Dayville 8 NW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 88 in 1988. 02550751001979: 741981: 731982: 621988: 881989: 681990: 771991: 761996: 801997: 842000: 802001: 762005: 712006: 731979198219891991199720012006
Days per year at Dayville 8 NW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 88 in 1988.
Days at or above 30 C (86 F) per year at Dayville 8 NW
YearDaysDecade average
19797474
19817372.8
19826272.8
19888872.8
19896872.8
19907779.3
19917679.3
19968079.3
19978479.3
20008075
20017675
20057175
20067375
First to last qualifying date each year at Dayville 8 NW For each year, a bar from the first to the last day at Dayville 8 NW meeting 30 C (86 F). 1979: 22 May 1979 to 5 October 19791981: 30 April 1981 to 19 September 19811982: 25 May 1982 to 19 September 19821988: 13 April 1988 to 12 October 19881989: 19 April 1989 to 28 September 19891990: 16 April 1990 to 30 September 19901991: 10 June 1991 to 16 October 19911996: 8 April 1996 to 11 October 19961997: 11 May 1997 to 16 October 19972000: 4 April 2000 to 28 September 20002001: 26 April 2001 to 2 October 20012005: 28 May 2005 to 30 September 20052006: 15 May 2006 to 2 October 20061979198219891991199720012006JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Dayville 8 NW meeting 30 C (86 F).
First to last qualifying date each year at Dayville 8 NW
YearFirst dateLast date
19791979-05-221979-10-05
19811981-04-301981-09-19
19821982-05-251982-09-19
19881988-04-131988-10-12
19891989-04-191989-09-28
19901990-04-161990-09-30
19911991-06-101991-10-16
19961996-04-081996-10-11
19971997-05-111997-10-16
20002000-04-042000-09-28
20012001-04-262001-10-02
20052005-05-282005-09-30
20062006-05-152006-10-02

Every Fixed Threshold

Fixed thresholds at Dayville 8 NW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days1388198873
35 C (95 F): Days1343199042
40 C (104 F): Days101019966
90 F (32.2 C): Days1364198857
100 F (37.8 C): Days1323199617
110 F (43.3 C): Days4119881
0 C (32 F): Ice days (max121619793
0 C (32 F): Frost days (min111171996117
-10 C (14 F): Days with min1112198811
-20 C (-4 F): Days with min2519905
20 C (68 F): Tropical nights (min6219821
10 mm (0.39 in): Days with 10 mm or more rain23919823
25 mm (0.98 in): Days with 25 mm or more rain7219891
10 cm (3.9 in): Days with 10 cm or more snowfall7119791

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1979.

Download the Data

  • Data for Dayville 8 NW 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).