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Built 2026-10-19 (19 October 2026)

Upper Allyn Township Threshold Days by Year (ASN00061290)

5 fixed thresholds counted per year at Upper Allyn Township (ASN00061290): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Upper Allyn Township Thresholds

  • Upper Allyn Township: days with 10 mm (0.39 in) or more of precipitation in 26 years, most in 2021 with 61.
  • Upper Allyn Township: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 2021 with 28.
  • Upper Allyn Township: days with 50 mm (1.97 in) or more of precipitation in 26 years, most in 1982 with 8.
  • Upper Allyn Township: days with 100 mm (3.94 in) or more of precipitation in 15 years, most in 1978 with 3.
  • 5 fixed thresholds have at least one qualifying day at Upper Allyn Township.
26 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Upper Allyn Township Days per year at Upper Allyn Township with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 61 in 2021. 0204060801973: 391974: 361975: 431976: 451977: 441978: 541979: 261980: 161981: 341982: 411983: 381984: 481985: 461986: 321987: 411988: 431989: 562016: 312017: 332018: 332019: 192020: 482021: 612022: 522023: 322026: 26197319761979198219851988201720202023
Days per year at Upper Allyn Township with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 61 in 2021.
Days with 10 mm (0.39 in) or more of precipitation per year at Upper Allyn Township
YearDaysDecade average
19733941
19743641
19754341
19764541
19774441
19785441
19792641
19801639.5
19813439.5
19824139.5
19833839.5
19844839.5
19854639.5
19863239.5
19874139.5
19884339.5
19895639.5
20163129
20173329
20183329
20191929
20204843.8
20216143.8
20225243.8
20233243.8
20262643.8
First to last qualifying date each year at Upper Allyn Township For each year, a bar from the first to the last day at Upper Allyn Township meeting 10 mm (0.39 in). 1973: 26 January 1973 to 17 December 19731974: 7 January 1974 to 24 December 19741975: 4 January 1975 to 24 December 19751976: 7 January 1976 to 25 December 19761977: 15 January 1977 to 2 December 19771978: 5 January 1978 to 29 December 19781979: 18 January 1979 to 8 November 19791980: 3 January 1980 to 31 December 19801981: 30 January 1981 to 27 December 19811982: 14 January 1982 to 19 December 19821983: 1 January 1983 to 28 December 19831984: 3 January 1984 to 31 December 19841985: 18 January 1985 to 10 December 19851986: 6 January 1986 to 28 November 19861987: 2 January 1987 to 30 December 19871988: 3 January 1988 to 27 December 19881989: 2 January 1989 to 15 December 19892016: 5 January 2016 to 16 December 20162017: 2 January 2017 to 19 December 20172018: 3 January 2018 to 21 December 20182019: 1 January 2019 to 24 November 20192020: 18 January 2020 to 31 December 20202021: 1 January 2021 to 28 December 20212022: 5 January 2022 to 13 December 20222023: 5 January 2023 to 22 December 20232026: 12 January 2026 to 28 September 20261973197719811985198920192023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Upper Allyn Township meeting 10 mm (0.39 in).
First to last qualifying date each year at Upper Allyn Township
YearFirst dateLast date
19731973-01-261973-12-17
19741974-01-071974-12-24
19751975-01-041975-12-24
19761976-01-071976-12-25
19771977-01-151977-12-02
19781978-01-051978-12-29
19791979-01-181979-11-08
19801980-01-031980-12-31
19811981-01-301981-12-27
19821982-01-141982-12-19
19831983-01-011983-12-28
19841984-01-031984-12-31
19851985-01-181985-12-10
19861986-01-061986-11-28
19871987-01-021987-12-30
19881988-01-031988-12-27
19891989-01-021989-12-15
20162016-01-052016-12-16
20172017-01-022017-12-19
20182018-01-032018-12-21
20192019-01-012019-11-24
20202020-01-182020-12-31
20212021-01-012021-12-28
20222022-01-052022-12-13
20232023-01-052023-12-22
20262026-01-122026-09-28

Every Fixed Threshold

Fixed thresholds at Upper Allyn Township
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2661202126
25 mm (0.98 in): Days with 25 mm or more rain262820217
50 mm (1.97 in): Days with 50 mm or more rain26819822
100 mm (3.94 in): Days with 100 mm or more rain15319781
200 mm (7.87 in): Days with 200 mm or more rain1119781

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1973.

Download the Data

  • Data for Upper Allyn Township 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).