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Built 2026-10-19 (19 October 2026)

Dryer 1 NW Threshold Days by Year (USC00412595)

6 fixed thresholds counted per year at Dryer 1 NW (USC00412595): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dryer 1 NW Thresholds

  • Dryer 1 NW: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 1946 with 38.
  • Dryer 1 NW: days with 25 mm (0.98 in) or more of precipitation in 34 years, most in 1957 with 18.
  • Dryer 1 NW: days with 50 mm (1.97 in) or more of precipitation in 31 years, most in 1967 with 7.
  • Dryer 1 NW: days with 100 mm (3.94 in) or more of precipitation in 11 years, most in 1960 with 2.
  • 6 fixed thresholds have at least one qualifying day at Dryer 1 NW.
34 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Dryer 1 NW Days per year at Dryer 1 NW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1946. 0102030401940: 321941: 321942: 261943: 241944: 341945: 231946: 381948: 161949: 321950: 161951: 131952: 271953: 211954: 111955: 181956: 141957: 341958: 251959: 301960: 261961: 191962: 221963: 151964: 251965: 321966: 221967: 261968: 321969: 291970: 191971: 181972: 221973: 361974: 26194019441949195319571961196519691973
Days per year at Dryer 1 NW with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 38 in 1946.
Days with 10 mm (0.39 in) or more of precipitation per year at Dryer 1 NW
YearDaysDecade average
19403228.6
19413228.6
19422628.6
19432428.6
19443428.6
19452328.6
19463828.6
19481628.6
19493228.6
19501620.9
19511320.9
19522720.9
19532120.9
19541120.9
19551820.9
19561420.9
19573420.9
19582520.9
19593020.9
19602624.8
19611924.8
19622224.8
19631524.8
19642524.8
19653224.8
19662224.8
19672624.8
19683224.8
19692924.8
19701924.2
19711824.2
19722224.2
19733624.2
19742624.2
First to last qualifying date each year at Dryer 1 NW For each year, a bar from the first to the last day at Dryer 1 NW meeting 10 mm (0.39 in). 1940: 5 February 1940 to 26 December 19401941: 14 January 1941 to 11 December 19411942: 1 March 1942 to 27 December 19421943: 6 January 1943 to 23 December 19431944: 1 January 1944 to 26 December 19441945: 18 January 1945 to 23 December 19451946: 5 January 1946 to 11 December 19461948: 19 January 1948 to 21 November 19481949: 16 January 1949 to 17 December 19491950: 10 February 1950 to 18 September 19501951: 14 February 1951 to 25 November 19511952: 21 February 1952 to 30 December 19521953: 11 February 1953 to 19 December 19531954: 8 April 1954 to 29 September 19541955: 18 January 1955 to 1 December 19551956: 18 January 1956 to 19 December 19561957: 13 February 1957 to 27 December 19571958: 5 January 1958 to 30 December 19581959: 1 February 1959 to 31 December 19591960: 14 January 1960 to 30 December 19601961: 6 January 1961 to 13 November 19611962: 27 January 1962 to 28 December 19621963: 17 January 1963 to 14 December 19631964: 16 January 1964 to 10 December 19641965: 21 January 1965 to 15 December 19651966: 21 January 1966 to 4 December 19661967: 9 January 1967 to 14 December 19671968: 9 January 1968 to 21 December 19681969: 16 January 1969 to 29 December 19691970: 2 January 1970 to 27 October 19701971: 26 February 1971 to 31 December 19711972: 30 January 1972 to 24 November 19721973: 1 January 1973 to 19 December 19731974: 19 January 1974 to 31 December 19741940194519511956196119661971JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Dryer 1 NW meeting 10 mm (0.39 in).
First to last qualifying date each year at Dryer 1 NW
YearFirst dateLast date
19401940-02-051940-12-26
19411941-01-141941-12-11
19421942-03-011942-12-27
19431943-01-061943-12-23
19441944-01-011944-12-26
19451945-01-181945-12-23
19461946-01-051946-12-11
19481948-01-191948-11-21
19491949-01-161949-12-17
19501950-02-101950-09-18
19511951-02-141951-11-25
19521952-02-211952-12-30
19531953-02-111953-12-19
19541954-04-081954-09-29
19551955-01-181955-12-01
19561956-01-181956-12-19
19571957-02-131957-12-27
19581958-01-051958-12-30
19591959-02-011959-12-31
19601960-01-141960-12-30
19611961-01-061961-11-13
19621962-01-271962-12-28
19631963-01-171963-12-14
19641964-01-161964-12-10
19651965-01-211965-12-15
19661966-01-211966-12-04
19671967-01-091967-12-14
19681968-01-091968-12-21
19691969-01-161969-12-29
19701970-01-021970-10-27
19711971-02-261971-12-31
19721972-01-301972-11-24
19731973-01-011973-12-19
19741974-01-191974-12-31

Every Fixed Threshold

Fixed thresholds at Dryer 1 NW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3438194626
25 mm (0.98 in): Days with 25 mm or more rain3418195712
50 mm (1.97 in): Days with 50 mm or more rain31719674
100 mm (3.94 in): Days with 100 mm or more rain11219601
200 mm (7.87 in): Days with 200 mm or more rain2119401
10 cm (3.9 in): Days with 10 cm or more snowfall3119441

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1940.

Download the Data

  • Data for Dryer 1 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).