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Built 2026-10-19 (19 October 2026)

Mazama 6 SE Threshold Days by Year (USC00455128)

6 fixed thresholds counted per year at Mazama 6 SE (USC00455128): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mazama 6 SE Thresholds

  • Mazama 6 SE: days with 10 mm (0.39 in) or more of precipitation in 34 years, most in 1948 with 28.
  • Mazama 6 SE: days with 10 cm (3.9 in) or more of snowfall in 31 years, most in 1951 with 19.
  • Mazama 6 SE: days with 25 mm (0.98 in) or more of precipitation in 26 years, most in 1948 with 7.
  • Mazama 6 SE: days with 25 cm (9.8 in) or more of snowfall in 22 years, most in 1948 with 5.
  • 6 fixed thresholds have at least one qualifying day at Mazama 6 SE.
34 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mazama 6 SE Days per year at Mazama 6 SE with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1948. 01020301941: 221942: 161943: 91944: 81945: 131946: 181947: 111948: 281949: 101950: 141951: 251952: 131953: 151954: 151955: 211956: 151957: 161958: 221959: 111960: 101961: 161962: 101963: 111965: 141966: 141967: 191968: 191969: 91970: 131971: 171972: 271973: 111974: 171975: 19194119451949195319571961196619701974
Days per year at Mazama 6 SE with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 28 in 1948.
Days with 10 mm (0.39 in) or more of precipitation per year at Mazama 6 SE
YearDaysDecade average
19412215
19421615
1943915
1944815
19451315
19461815
19471115
19482815
19491015
19501416.7
19512516.7
19521316.7
19531516.7
19541516.7
19552116.7
19561516.7
19571616.7
19582216.7
19591116.7
19601013.6
19611613.6
19621013.6
19631113.6
19651413.6
19661413.6
19671913.6
19681913.6
1969913.6
19701317.3
19711717.3
19722717.3
19731117.3
19741717.3
19751917.3
First to last qualifying date each year at Mazama 6 SE For each year, a bar from the first to the last day at Mazama 6 SE meeting 10 mm (0.39 in). 1941: 17 January 1941 to 22 December 19411942: 25 January 1942 to 27 December 19421943: 20 January 1943 to 24 December 19431944: 6 February 1944 to 25 November 19441945: 7 January 1945 to 28 December 19451946: 4 January 1946 to 12 December 19461947: 24 January 1947 to 31 October 19471948: 1 January 1948 to 31 December 19481949: 10 February 1949 to 27 December 19491950: 10 January 1950 to 6 December 19501951: 2 January 1951 to 29 December 19511952: 14 January 1952 to 11 December 19521953: 2 January 1953 to 11 December 19531954: 4 January 1954 to 23 December 19541955: 7 February 1955 to 25 December 19551956: 4 January 1956 to 17 December 19561957: 8 January 1957 to 25 December 19571958: 10 January 1958 to 7 December 19581959: 8 January 1959 to 15 December 19591960: 29 January 1960 to 18 December 19601961: 5 January 1961 to 20 December 19611962: 6 April 1962 to 29 December 19621963: 3 February 1963 to 8 December 19631965: 1 January 1965 to 27 December 19651966: 2 January 1966 to 12 December 19661967: 3 January 1967 to 25 December 19671968: 9 January 1968 to 31 December 19681969: 6 January 1969 to 13 December 19691970: 18 January 1970 to 30 December 19701971: 15 January 1971 to 22 December 19711972: 9 January 1972 to 26 December 19721973: 13 January 1973 to 27 December 19731974: 13 January 1974 to 21 December 19741975: 5 January 1975 to 26 December 19751941194619511956196119671972JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mazama 6 SE meeting 10 mm (0.39 in).
First to last qualifying date each year at Mazama 6 SE
YearFirst dateLast date
19411941-01-171941-12-22
19421942-01-251942-12-27
19431943-01-201943-12-24
19441944-02-061944-11-25
19451945-01-071945-12-28
19461946-01-041946-12-12
19471947-01-241947-10-31
19481948-01-011948-12-31
19491949-02-101949-12-27
19501950-01-101950-12-06
19511951-01-021951-12-29
19521952-01-141952-12-11
19531953-01-021953-12-11
19541954-01-041954-12-23
19551955-02-071955-12-25
19561956-01-041956-12-17
19571957-01-081957-12-25
19581958-01-101958-12-07
19591959-01-081959-12-15
19601960-01-291960-12-18
19611961-01-051961-12-20
19621962-04-061962-12-29
19631963-02-031963-12-08
19651965-01-011965-12-27
19661966-01-021966-12-12
19671967-01-031967-12-25
19681968-01-091968-12-31
19691969-01-061969-12-13
19701970-01-181970-12-30
19711971-01-151971-12-22
19721972-01-091972-12-26
19731973-01-131973-12-27
19741974-01-131974-12-21
19751975-01-051975-12-26

Every Fixed Threshold

Fixed thresholds at Mazama 6 SE
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain3428194819
25 mm (0.98 in): Days with 25 mm or more rain26719485
50 mm (1.97 in): Days with 50 mm or more rain4219492
10 cm (3.9 in): Days with 10 cm or more snowfall3119195111
25 cm (9.8 in): Days with 25 cm or more snowfall22519482
50 cm (19.7 in): Days with 50 cm or more snowfall5119491

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1941.

Download the Data

  • Data for Mazama 6 SE 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).