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Built 2026-10-17 (17 October 2026)

Rylstone (Marsden Forest) Threshold Days by Year

4 fixed thresholds counted per year at Rylstone (Marsden Forest) (ASN00062055): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rylstone (Marsden Forest) Thresholds

  • Rylstone (Marsden Forest): days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 1950 with 48.
  • Rylstone (Marsden Forest): days with 25 mm (0.98 in) or more of precipitation in 29 years, most in 1973 with 19.
  • Rylstone (Marsden Forest): days with 50 mm (1.97 in) or more of precipitation in 20 years, most in 1969 with 5.
  • Rylstone (Marsden Forest): days with 100 mm (3.94 in) or more of precipitation in 3 years, most in 1950 with 2.
  • 4 fixed thresholds have at least one qualifying day at Rylstone (Marsden Forest).
29 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Rylstone (Marsden Forest) Days per year at Rylstone (Marsden Forest) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 1950. 02040601948: 241949: 241950: 481951: 221952: 291953: 201954: 221955: 261956: 301957: 91958: 241959: 271960: 231961: 231962: 211963: 331964: 231965: 131966: 271967: 201968: 211969: 241972: 161973: 421979: 171980: 161981: 261982: 81983: 301948195119541957196019631966196919791982
Days per year at Rylstone (Marsden Forest) with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 48 in 1950.
Days with 10 mm (0.39 in) or more of precipitation per year at Rylstone (Marsden Forest)
YearDaysDecade average
19482424
19492424
19504825.7
19512225.7
19522925.7
19532025.7
19542225.7
19552625.7
19563025.7
1957925.7
19582425.7
19592725.7
19602322.8
19612322.8
19622122.8
19633322.8
19642322.8
19651322.8
19662722.8
19672022.8
19682122.8
19692422.8
19721625
19734225
19791725
19801620
19812620
1982820
19833020
First to last qualifying date each year at Rylstone (Marsden Forest) For each year, a bar from the first to the last day at Rylstone (Marsden Forest) meeting 10 mm (0.39 in). 1948: 2 January 1948 to 31 December 19481949: 9 January 1949 to 9 December 19491950: 1 January 1950 to 29 December 19501951: 8 January 1951 to 26 November 19511952: 7 January 1952 to 31 December 19521953: 6 January 1953 to 31 December 19531954: 2 January 1954 to 4 December 19541955: 22 January 1955 to 19 December 19551956: 11 January 1956 to 15 October 19561957: 8 February 1957 to 30 December 19571958: 28 January 1958 to 31 December 19581959: 27 January 1959 to 25 December 19591960: 3 January 1960 to 26 December 19601961: 2 January 1961 to 17 December 19611962: 8 January 1962 to 26 December 19621963: 3 January 1963 to 28 December 19631964: 14 January 1964 to 23 December 19641965: 13 April 1965 to 25 December 19651966: 17 January 1966 to 24 December 19661967: 25 January 1967 to 30 December 19671968: 4 January 1968 to 6 November 19681969: 11 February 1969 to 12 December 19691972: 2 February 1972 to 12 November 19721973: 9 January 1973 to 28 December 19731979: 27 January 1979 to 24 November 19791980: 4 January 1980 to 14 December 19801981: 4 January 1981 to 24 December 19811982: 14 January 1982 to 31 December 19821983: 2 January 1983 to 27 December 198319481952195619601964196819791983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rylstone (Marsden Forest) meeting 10 mm (0.39 in).
First to last qualifying date each year at Rylstone (Marsden Forest)
YearFirst dateLast date
19481948-01-021948-12-31
19491949-01-091949-12-09
19501950-01-011950-12-29
19511951-01-081951-11-26
19521952-01-071952-12-31
19531953-01-061953-12-31
19541954-01-021954-12-04
19551955-01-221955-12-19
19561956-01-111956-10-15
19571957-02-081957-12-30
19581958-01-281958-12-31
19591959-01-271959-12-25
19601960-01-031960-12-26
19611961-01-021961-12-17
19621962-01-081962-12-26
19631963-01-031963-12-28
19641964-01-141964-12-23
19651965-04-131965-12-25
19661966-01-171966-12-24
19671967-01-251967-12-30
19681968-01-041968-11-06
19691969-02-111969-12-12
19721972-02-021972-11-12
19731973-01-091973-12-28
19791979-01-271979-11-24
19801980-01-041980-12-14
19811981-01-041981-12-24
19821982-01-141982-12-31
19831983-01-021983-12-27

Every Fixed Threshold

Fixed thresholds at Rylstone (Marsden Forest)
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2948195030
25 mm (0.98 in): Days with 25 mm or more rain291919738
50 mm (1.97 in): Days with 50 mm or more rain20519691
100 mm (3.94 in): Days with 100 mm or more rain3219502

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1948.

Download the Data

  • Data for Rylstone (Marsden Forest) 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

Data as of . Last revised (2025-12-31).