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

Minto Threshold Days by Year (CA008103000)

16 fixed thresholds counted per year at Minto (CA008103000): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Minto Thresholds

  • Minto: nights with a minimum temperature at or below 0 C (32 F) in 27 years, most in 1972 with 187.
  • Minto: nights with a minimum temperature at or below -10 C (14 F) in 27 years, most in 1959 with 91.
  • Minto: nights with a minimum temperature at or below -20 C (-4 F) in 27 years, most in 1961 with 40.
  • Minto: days with 10 cm (3.9 in) or more of snowfall in 27 years, most in 1964 with 19.
  • 16 fixed thresholds have at least one qualifying day at Minto.
26 years with a qualifying day
Days at or above 30 C (86 F) per year at Minto Days per year at Minto with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 19 in 1955. 051015201954: 31955: 191956: 31957: 51958: 51959: 131960: 111961: 71962: 51963: 91964: 41965: 191967: 101968: 81969: 121970: 141971: 101972: 11973: 51974: 61975: 131977: 101978: 81979: 81981: 51983: 8195419571960196319671970197319771981
Days per year at Minto with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 19 in 1955.
Days at or above 30 C (86 F) per year at Minto
YearDaysDecade average
195438
1955198
195638
195758
195858
1959138
1960119.4
196179.4
196259.4
196399.4
196449.4
1965199.4
1967109.4
196889.4
1969129.4
1970148.3
1971108.3
197218.3
197358.3
197468.3
1975138.3
1977108.3
197888.3
197988.3
198156.5
198386.5
First to last qualifying date each year at Minto For each year, a bar from the first to the last day at Minto meeting 30 C (86 F). 1954: 16 May 1954 to 25 August 19541955: 22 May 1955 to 23 August 19551956: 16 June 1956 to 18 August 19561957: 16 June 1957 to 21 July 19571958: 15 July 1958 to 7 August 19581959: 28 May 1959 to 9 September 19591960: 31 May 1960 to 8 September 19601961: 14 May 1961 to 11 September 19611962: 15 June 1962 to 30 June 19621963: 2 June 1963 to 28 July 19631964: 13 June 1964 to 28 July 19641965: 6 June 1965 to 22 September 19651967: 3 June 1967 to 18 August 19671968: 3 July 1968 to 23 July 19681969: 17 May 1969 to 1 September 19691970: 9 June 1970 to 17 August 19701971: 19 June 1971 to 4 September 19711972: 29 May 1972 to 29 May 19721973: 8 July 1973 to 30 August 19731974: 8 June 1974 to 22 August 19741975: 19 June 1975 to 11 August 19751977: 22 May 1977 to 29 August 19771978: 5 July 1978 to 18 August 19781979: 15 June 1979 to 5 August 19791981: 3 July 1981 to 2 August 19811983: 21 June 1983 to 6 September 19831954195819621967197119751981JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Minto meeting 30 C (86 F).
First to last qualifying date each year at Minto
YearFirst dateLast date
19541954-05-161954-08-25
19551955-05-221955-08-23
19561956-06-161956-08-18
19571957-06-161957-07-21
19581958-07-151958-08-07
19591959-05-281959-09-09
19601960-05-311960-09-08
19611961-05-141961-09-11
19621962-06-151962-06-30
19631963-06-021963-07-28
19641964-06-131964-07-28
19651965-06-061965-09-22
19671967-06-031967-08-18
19681968-07-031968-07-23
19691969-05-171969-09-01
19701970-06-091970-08-17
19711971-06-191971-09-04
19721972-05-291972-05-29
19731973-07-081973-08-30
19741974-06-081974-08-22
19751975-06-191975-08-11
19771977-05-221977-08-29
19781978-07-051978-08-18
19791979-06-151979-08-05
19811981-07-031981-08-02
19831983-06-211983-09-06

Every Fixed Threshold

Fixed thresholds at Minto
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days261919558
35 C (95 F): Days3219631
90 F (32.2 C): Days19819651
0 C (32 F): Ice days (max2686196761
0 C (32 F): Frost days (min271871972147
-10 C (14 F): Days with min2791195944
-20 C (-4 F): Days with min2740196112
-30 C (-22 F): Days with min20719613
-40 C (-40 F): Days with min1119571
20 C (68 F): Tropical nights (min12419751
10 mm (0.39 in): Days with 10 mm or more rain2456196340
25 mm (0.98 in): Days with 25 mm or more rain241419599
50 mm (1.97 in): Days with 50 mm or more rain13319701
10 cm (3.9 in): Days with 10 cm or more snowfall271919642
25 cm (9.8 in): Days with 25 cm or more snowfall18419641
50 cm (19.7 in): Days with 50 cm or more snowfall2119641

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1954.

Download the Data

  • Data for Minto 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).