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Built 2026-10-19 (19 October 2026)

Walpole Forestry Threshold Days by Year (ASN00009805)

3 fixed thresholds counted per year at Walpole Forestry (ASN00009805): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Walpole Forestry Thresholds

  • Walpole Forestry: days with 10 mm (0.39 in) or more of precipitation in 16 years, most in 1989 with 51.
  • Walpole Forestry: days with 25 mm (0.98 in) or more of precipitation in 16 years, most in 1996 with 17.
  • Walpole Forestry: days with 50 mm (1.97 in) or more of precipitation in 12 years, most in 1996 with 4.
  • 3 fixed thresholds have at least one qualifying day at Walpole Forestry.
16 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Walpole Forestry Days per year at Walpole Forestry with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 51 in 1989. 02040601971: 401972: 251983: 371984: 371985: 431986: 281987: 251989: 511991: 361995: 381996: 471997: 361998: 402001: 292005: 402026: 1719711983198519871991199619982005
Days per year at Walpole Forestry with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 51 in 1989.
Days with 10 mm (0.39 in) or more of precipitation per year at Walpole Forestry
YearDaysDecade average
19714032.5
19722532.5
19833736.8
19843736.8
19854336.8
19862836.8
19872536.8
19895136.8
19913639.4
19953839.4
19964739.4
19973639.4
19984039.4
20012934.5
20054034.5
20261717
First to last qualifying date each year at Walpole Forestry For each year, a bar from the first to the last day at Walpole Forestry meeting 10 mm (0.39 in). 1971: 6 February 1971 to 23 November 19711972: 7 April 1972 to 10 October 19721983: 8 February 1983 to 31 December 19831984: 17 February 1984 to 28 December 19841985: 20 January 1985 to 30 November 19851986: 14 February 1986 to 13 October 19861987: 17 March 1987 to 29 November 19871989: 6 January 1989 to 14 November 19891991: 23 April 1991 to 25 December 19911995: 24 February 1995 to 25 December 19951996: 30 January 1996 to 13 December 19961997: 20 February 1997 to 20 November 19971998: 16 January 1998 to 2 December 19982001: 24 January 2001 to 6 December 20012005: 31 March 2005 to 23 December 20052026: 31 March 2026 to 9 October 202619711983198519871991199619982005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Walpole Forestry meeting 10 mm (0.39 in).
First to last qualifying date each year at Walpole Forestry
YearFirst dateLast date
19711971-02-061971-11-23
19721972-04-071972-10-10
19831983-02-081983-12-31
19841984-02-171984-12-28
19851985-01-201985-11-30
19861986-02-141986-10-13
19871987-03-171987-11-29
19891989-01-061989-11-14
19911991-04-231991-12-25
19951995-02-241995-12-25
19961996-01-301996-12-13
19971997-02-201997-11-20
19981998-01-161998-12-02
20012001-01-242001-12-06
20052005-03-312005-12-23
20262026-03-312026-10-09

Every Fixed Threshold

Fixed thresholds at Walpole Forestry
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1651198917
25 mm (0.98 in): Days with 25 mm or more rain161719965
50 mm (1.97 in): Days with 50 mm or more rain12419961

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1971.

Download the Data

  • Data for Walpole Forestry 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).