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Data as of 2026-10-17
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Built 2026-10-19 (19 October 2026)

Mamit Lake Threshold Days by Year (CA001124860)

13 fixed thresholds counted per year at Mamit Lake (CA001124860): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mamit Lake Thresholds

  • Mamit Lake: days with 10 mm (0.39 in) or more of precipitation in 35 years, most in 1944 with 15.
  • Mamit Lake: days with 10 cm (3.9 in) or more of snowfall in 30 years, most in 1929 with 7.
  • Mamit Lake: days with 25 mm (0.98 in) or more of precipitation in 14 years, most in 1945 with 3.
  • Mamit Lake: days with a maximum temperature at or below 0 C (32 F) in 12 years, most in 1955 with 94.
  • 13 fixed thresholds have at least one qualifying day at Mamit Lake.
10 years with a qualifying day
Days at or above 30 C (86 F) per year at Mamit Lake Days per year at Mamit Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 15 in 1961. 0510151950: 71951: 11955: 71956: 81958: 131959: 51960: 131961: 151962: 51964: 11950195119551956195819591960196119621964
Days per year at Mamit Lake with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 15 in 1961.
Days at or above 30 C (86 F) per year at Mamit Lake
YearDaysDecade average
195076.8
195116.8
195576.8
195686.8
1958136.8
195956.8
1960138.5
1961158.5
196258.5
196418.5
First to last qualifying date each year at Mamit Lake For each year, a bar from the first to the last day at Mamit Lake meeting 30 C (86 F). 1950: 4 July 1950 to 22 August 19501951: 12 July 1951 to 12 July 19511955: 10 June 1955 to 6 September 19551956: 9 July 1956 to 22 August 19561958: 27 May 1958 to 24 August 19581959: 18 July 1959 to 31 July 19591960: 5 July 1960 to 11 August 19601961: 15 June 1961 to 19 August 19611962: 23 July 1962 to 31 July 19621964: 28 July 1964 to 28 July 196419501955195819601962JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mamit Lake meeting 30 C (86 F).
First to last qualifying date each year at Mamit Lake
YearFirst dateLast date
19501950-07-041950-08-22
19511951-07-121951-07-12
19551955-06-101955-09-06
19561956-07-091956-08-22
19581958-05-271958-08-24
19591959-07-181959-07-31
19601960-07-051960-08-11
19611961-06-151961-08-19
19621962-07-231962-07-31
19641964-07-281964-07-28

Every Fixed Threshold

Fixed thresholds at Mamit Lake
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days101519611
90 F (32.2 C): Days6519615
0 C (32 F): Ice days (max1294195544
0 C (32 F): Frost days (min122231960218
-10 C (14 F): Days with min1288195573
-20 C (-4 F): Days with min1236195019
-30 C (-22 F): Days with min101819504
-40 C (-40 F): Days with min1219502
10 mm (0.39 in): Days with 10 mm or more rain351519447
25 mm (0.98 in): Days with 25 mm or more rain14319451
50 mm (1.97 in): Days with 50 mm or more rain1119451
10 cm (3.9 in): Days with 10 cm or more snowfall30719294
25 cm (9.8 in): Days with 25 cm or more snowfall2119351

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1950.

Download the Data

  • Data for Mamit Lake 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).