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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Rouge Park Threshold Days by Year (CA006157194)

5 fixed thresholds counted per year at Rouge Park (CA006157194): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Rouge Park Thresholds

  • Rouge Park: days with 10 cm (3.9 in) or more of snowfall in 12 years, most in 1967 with 5.
  • Rouge Park: days with 10 mm (0.39 in) or more of precipitation in 10 years, most in 1977 with 31.
  • Rouge Park: days with 25 mm (0.98 in) or more of precipitation in 10 years, most in 1977 with 11.
  • Rouge Park: days with 50 mm (1.97 in) or more of precipitation in 2 years, most in 1976 with 1.
  • 5 fixed thresholds have at least one qualifying day at Rouge Park.
10 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Rouge Park Days per year at Rouge Park with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1977. 0102030401966: 291969: 241970: 211973: 241974: 241976: 231977: 311979: 231981: 181983: 281966196919701973197419761977197919811983
Days per year at Rouge Park with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 31 in 1977.
Days with 10 mm (0.39 in) or more of precipitation per year at Rouge Park
YearDaysDecade average
19662926.5
19692426.5
19702124.3
19732424.3
19742424.3
19762324.3
19773124.3
19792324.3
19811823
19832823
First to last qualifying date each year at Rouge Park For each year, a bar from the first to the last day at Rouge Park meeting 10 mm (0.39 in). 1966: 22 January 1966 to 28 December 19661969: 17 January 1969 to 18 December 19691970: 1 April 1970 to 12 December 19701973: 22 January 1973 to 20 December 19731974: 3 January 1974 to 24 December 19741976: 13 January 1976 to 20 December 19761977: 13 January 1977 to 5 December 19771979: 13 January 1979 to 25 December 19791981: 9 February 1981 to 15 October 19811983: 1 January 1983 to 28 December 198319661970197419771981JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Rouge Park meeting 10 mm (0.39 in).
First to last qualifying date each year at Rouge Park
YearFirst dateLast date
19661966-01-221966-12-28
19691969-01-171969-12-18
19701970-04-011970-12-12
19731973-01-221973-12-20
19741974-01-031974-12-24
19761976-01-131976-12-20
19771977-01-131977-12-05
19791979-01-131979-12-25
19811981-02-091981-10-15
19831983-01-011983-12-28

Every Fixed Threshold

Fixed thresholds at Rouge Park
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain1031197728
25 mm (0.98 in): Days with 25 mm or more rain101119772
50 mm (1.97 in): Days with 50 mm or more rain2119761
10 cm (3.9 in): Days with 10 cm or more snowfall12519673
25 cm (9.8 in): Days with 25 cm or more snowfall2219822

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1966.

Download the Data

  • Data for Rouge Park 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).