Built 2026-10-19 (19 October 2026)

Nightshade Threshold Days by Year (ASN00011048)

4 fixed thresholds counted per year at Nightshade (ASN00011048): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Nightshade Thresholds

  • Nightshade: days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 2024 with 13.
  • Nightshade: days with 25 mm (0.98 in) or more of precipitation in 22 years, most in 2024 with 5.
  • Nightshade: days with 50 mm (1.97 in) or more of precipitation in 10 years, most in 2024 with 3.
  • Nightshade: days with 100 mm (3.94 in) or more of precipitation in 2 years, most in 2014 with 1.
  • 4 fixed thresholds have at least one qualifying day at Nightshade.
25 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Nightshade Days per year at Nightshade with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 13 in 2024. 0510151985: 41986: 91987: 21988: 91989: 41990: 31991: 31992: 81993: 71994: 61995: 61996: 51997: 71999: 52000: 42001: 82002: 72005: 42013: 82014: 72015: 92016: 92017: 102024: 132025: 4198519881991199419972001201320162025
Days per year at Nightshade with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 13 in 2024.
Days with 10 mm (0.39 in) or more of precipitation per year at Nightshade
YearDaysDecade average
198545.6
198695.6
198725.6
198895.6
198945.6
199035.6
199135.6
199285.6
199375.6
199465.6
199565.6
199655.6
199775.6
199955.6
200045.8
200185.8
200275.8
200545.8
201388.6
201478.6
201598.6
201698.6
2017108.6
2024138.5
202548.5
First to last qualifying date each year at Nightshade For each year, a bar from the first to the last day at Nightshade meeting 10 mm (0.39 in). 1985: 11 March 1985 to 20 November 19851986: 4 April 1986 to 5 December 19861987: 22 January 1987 to 4 April 19871988: 31 January 1988 to 26 December 19881989: 7 January 1989 to 17 June 19891990: 22 May 1990 to 7 October 19901991: 1 May 1991 to 29 December 19911992: 3 February 1992 to 15 December 19921993: 4 February 1993 to 3 October 19931994: 26 February 1994 to 21 December 19941995: 25 January 1995 to 9 November 19951996: 14 March 1996 to 22 September 19961997: 10 January 1997 to 17 September 19971999: 17 March 1999 to 17 November 19992000: 12 March 2000 to 21 November 20002001: 22 January 2001 to 29 September 20012002: 22 January 2002 to 31 December 20022005: 11 July 2005 to 31 December 20052013: 2 March 2013 to 26 December 20132014: 2 January 2014 to 30 December 20142015: 3 March 2015 to 20 December 20152016: 21 January 2016 to 14 December 20162017: 18 January 2017 to 29 November 20172024: 4 January 2024 to 22 November 20242025: 19 April 2025 to 8 November 20251985198919931997200220152025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Nightshade meeting 10 mm (0.39 in).
First to last qualifying date each year at Nightshade
YearFirst dateLast date
19851985-03-111985-11-20
19861986-04-041986-12-05
19871987-01-221987-04-04
19881988-01-311988-12-26
19891989-01-071989-06-17
19901990-05-221990-10-07
19911991-05-011991-12-29
19921992-02-031992-12-15
19931993-02-041993-10-03
19941994-02-261994-12-21
19951995-01-251995-11-09
19961996-03-141996-09-22
19971997-01-101997-09-17
19991999-03-171999-11-17
20002000-03-122000-11-21
20012001-01-222001-09-29
20022002-01-222002-12-31
20052005-07-112005-12-31
20132013-03-022013-12-26
20142014-01-022014-12-30
20152015-03-032015-12-20
20162016-01-212016-12-14
20172017-01-182017-11-29
20242024-01-042024-11-22
20252025-04-192025-11-08

Every Fixed Threshold

Fixed thresholds at Nightshade
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain251320244
25 mm (0.98 in): Days with 25 mm or more rain22520242
50 mm (1.97 in): Days with 50 mm or more rain10320241
100 mm (3.94 in): Days with 100 mm or more rain2120141

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 Nightshade 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).