Built 2026-10-19 (19 October 2026)

Crystal Falls Threshold Days by Year (CA006081928)

17 fixed thresholds counted per year at Crystal Falls (CA006081928): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Crystal Falls Thresholds

  • Crystal Falls: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1928 with 47.
  • Crystal Falls: days with 25 mm (0.98 in) or more of precipitation in 59 years, most in 1931 with 16.
  • Crystal Falls: days with 10 cm (3.9 in) or more of snowfall in 59 years, most in 1939 with 15.
  • Crystal Falls: nights with a minimum temperature at or below 0 C (32 F) in 58 years, most in 1956 with 227.
  • 17 fixed thresholds have at least one qualifying day at Crystal Falls.
51 years with a qualifying day
Days at or above 30 C (86 F) per year at Crystal Falls Days per year at Crystal Falls with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 21 in 1947. 01020301923: 51925: 11928: 11929: 51930: 31931: 121932: 41933: 131934: 51935: 81936: 71937: 201938: 101939: 91940: 41941: 91942: 41943: 91944: 171945: 71946: 101947: 211948: 121949: 161950: 41951: 21952: 161953: 61955: 181956: 31959: 131962: 101963: 141964: 91966: 81967: 31968: 41969: 21970: 61972: 31973: 81974: 31975: 121976: 81977: 61978: 91979: 61980: 21981: 71982: 21983: 17192319321938194419501959196819751981
Days per year at Crystal Falls with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 21 in 1947.
Days at or above 30 C (86 F) per year at Crystal Falls
YearDaysDecade average
192353
192513
192813
192953
193039.1
1931129.1
193249.1
1933139.1
193459.1
193589.1
193679.1
1937209.1
1938109.1
193999.1
1940410.9
1941910.9
1942410.9
1943910.9
19441710.9
1945710.9
19461010.9
19472110.9
19481210.9
19491610.9
195048.9
195128.9
1952168.9
195368.9
1955188.9
195638.9
1959138.9
1962107.1
1963147.1
196497.1
196687.1
196737.1
196847.1
196927.1
197066.8
197236.8
197386.8
197436.8
1975126.8
197686.8
197766.8
197896.8
197966.8
198027
198177
198227
1983177
First to last qualifying date each year at Crystal Falls For each year, a bar from the first to the last day at Crystal Falls meeting 30 C (86 F). 1923: 20 June 1923 to 31 July 19231925: 7 August 1925 to 7 August 19251928: 8 July 1928 to 8 July 19281929: 29 May 1929 to 5 September 19291930: 23 May 1930 to 4 August 19301931: 29 June 1931 to 13 September 19311932: 16 June 1932 to 31 August 19321933: 6 June 1933 to 26 August 19331934: 3 June 1934 to 9 August 19341935: 5 July 1935 to 20 August 19351936: 8 July 1936 to 13 August 19361937: 25 June 1937 to 1 September 19371938: 16 June 1938 to 15 August 19381939: 4 July 1939 to 15 September 19391940: 21 July 1940 to 10 August 19401941: 19 June 1941 to 26 July 19411942: 28 June 1942 to 21 August 19421943: 25 June 1943 to 26 July 19431944: 24 May 1944 to 15 August 19441945: 23 June 1945 to 9 August 19451946: 25 June 1946 to 19 September 19461947: 10 June 1947 to 24 August 19471948: 10 July 1948 to 6 September 19481949: 3 June 1949 to 27 August 19491950: 25 May 1950 to 10 July 19501951: 6 July 1951 to 25 July 19511952: 14 June 1952 to 13 September 19521953: 16 July 1953 to 3 September 19531955: 6 June 1955 to 21 August 19551956: 13 June 1956 to 7 August 19561959: 9 June 1959 to 9 September 19591962: 16 May 1962 to 31 August 19621963: 25 June 1963 to 28 July 19631964: 29 June 1964 to 28 July 19641966: 24 June 1966 to 12 July 19661967: 2 June 1967 to 10 July 19671968: 15 July 1968 to 18 July 19681969: 14 July 1969 to 24 August 19691970: 9 July 1970 to 14 August 19701972: 23 May 1972 to 12 July 19721973: 24 July 1973 to 4 September 19731974: 8 July 1974 to 21 August 19741975: 23 May 1975 to 2 August 19751976: 6 June 1976 to 21 August 19761977: 21 May 1977 to 20 July 19771978: 25 May 1978 to 15 August 19781979: 12 July 1979 to 24 July 19791980: 23 May 1980 to 24 June 19801981: 6 July 1981 to 20 July 19811982: 18 July 1982 to 25 July 19821983: 12 June 1983 to 5 September 198319231933194019471955196719751982JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Crystal Falls meeting 30 C (86 F).
First to last qualifying date each year at Crystal Falls
YearFirst dateLast date
19231923-06-201923-07-31
19251925-08-071925-08-07
19281928-07-081928-07-08
19291929-05-291929-09-05
19301930-05-231930-08-04
19311931-06-291931-09-13
19321932-06-161932-08-31
19331933-06-061933-08-26
19341934-06-031934-08-09
19351935-07-051935-08-20
19361936-07-081936-08-13
19371937-06-251937-09-01
19381938-06-161938-08-15
19391939-07-041939-09-15
19401940-07-211940-08-10
19411941-06-191941-07-26
19421942-06-281942-08-21
19431943-06-251943-07-26
19441944-05-241944-08-15
19451945-06-231945-08-09
19461946-06-251946-09-19
19471947-06-101947-08-24
19481948-07-101948-09-06
19491949-06-031949-08-27
19501950-05-251950-07-10
19511951-07-061951-07-25
19521952-06-141952-09-13
19531953-07-161953-09-03
19551955-06-061955-08-21
19561956-06-131956-08-07
19591959-06-091959-09-09
19621962-05-161962-08-31
19631963-06-251963-07-28
19641964-06-291964-07-28
19661966-06-241966-07-12
19671967-06-021967-07-10
19681968-07-151968-07-18
19691969-07-141969-08-24
19701970-07-091970-08-14
19721972-05-231972-07-12
19731973-07-241973-09-04
19741974-07-081974-08-21
19751975-05-231975-08-02
19761976-06-061976-08-21
19771977-05-211977-07-20
19781978-05-251978-08-15
19791979-07-121979-07-24
19801980-05-231980-06-24
19811981-07-061981-07-20
19821982-07-181982-07-25
19831983-06-121983-09-05

Every Fixed Threshold

Fixed thresholds at Crystal Falls
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days5121194717
35 C (95 F): Days6519361
90 F (32.2 C): Days25719441
100 F (37.8 C): Days1119361
0 C (32 F): Ice days (max57145192693
0 C (32 F): Frost days (min582271956193
-10 C (14 F): Days with min58121192686
-20 C (-4 F): Days with min5875192342
-30 C (-22 F): Days with min583519239
-40 C (-40 F): Days with min39919341
20 C (68 F): Tropical nights (min34619592
25 C (77 F): Days with min1119251
10 mm (0.39 in): Days with 10 mm or more rain6047192832
25 mm (0.98 in): Days with 25 mm or more rain591619313
50 mm (1.97 in): Days with 50 mm or more rain15319311
10 cm (3.9 in): Days with 10 cm or more snowfall591519394
25 cm (9.8 in): Days with 25 cm or more snowfall15219231

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1923.

Download the Data

  • Data for Crystal Falls 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).