Whitecourt Threshold Days by Year (CA003067370)

13 fixed thresholds counted per year at Whitecourt (CA003067370): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Whitecourt Thresholds

Whitecourt: days with a maximum temperature at or below 0 C (32 F) in 34 years, most in 1950 with 129.
Whitecourt: nights with a minimum temperature at or below 0 C (32 F) in 34 years, most in 1950 with 254.
Whitecourt: nights with a minimum temperature at or below -10 C (14 F) in 34 years, most in 1950 with 144.
Whitecourt: nights with a minimum temperature at or below -20 C (-4 F) in 34 years, most in 1951 with 82.
13 fixed thresholds have at least one qualifying day at Whitecourt.

Days at or above 30 C (86 F)

25 years with a qualifying day

Days per year at Whitecourt with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 11 in 1961.

Days at or above 30 C (86 F) per year at Whitecourt
Year	Days	Decade average
1945	5	2.3
1946	1	2.3
1948	1	2.3
1949	2	2.3
1950	3	2.5
1951	2	2.5
1955	4	2.5
1956	1	2.5
1958	2	2.5
1959	3	2.5
1960	3	4
1961	11	4
1963	4	4
1964	2	4
1965	2	4
1967	7	4
1968	1	4
1969	2	4
1970	5	2.7
1971	2	2.7
1972	1	2.7
1973	3	2.7
1974	1	2.7
1975	6	2.7
1977	1	2.7

For each year, a bar from the first to the last day at Whitecourt meeting 30 C (86 F).

First to last qualifying date each year at Whitecourt
Year	First date	Last date
1945	1945-05-29	1945-08-14
1946	1946-07-20	1946-07-20
1948	1948-06-07	1948-06-07
1949	1949-07-14	1949-07-15
1950	1950-06-13	1950-09-22
1951	1951-06-14	1951-08-04
1955	1955-07-13	1955-08-07
1956	1956-07-20	1956-07-20
1958	1958-07-19	1958-08-16
1959	1959-05-16	1959-07-23
1960	1960-07-07	1960-07-30
1961	1961-05-26	1961-08-14
1963	1963-07-03	1963-08-06
1964	1964-07-08	1964-07-12
1965	1965-07-31	1965-08-01
1967	1967-06-26	1967-09-16
1968	1968-07-04	1968-07-04
1969	1969-06-18	1969-07-10
1970	1970-06-02	1970-08-06
1971	1971-05-12	1971-08-01
1972	1972-05-30	1972-05-30
1973	1973-06-22	1973-08-09
1974	1974-08-04	1974-08-04
1975	1975-07-03	1975-07-12
1977	1977-04-25	1977-04-25

Every Fixed Threshold

Fixed thresholds at Whitecourt
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	25	11	1961	1
90 F (32.2 C): Days	6	2	1960	1
0 C (32 F): Ice days (max	34	129	1950	70
0 C (32 F): Frost days (min	34	254	1950	219
-10 C (14 F): Days with min	34	144	1950	96
-20 C (-4 F): Days with min	34	82	1951	32
-30 C (-22 F): Days with min	34	30	1949	4
-40 C (-40 F): Days with min	24	11	1950	2
10 mm (0.39 in): Days with 10 mm or more rain	34	23	1971	16
25 mm (0.98 in): Days with 25 mm or more rain	32	7	1955	5
50 mm (1.97 in): Days with 50 mm or more rain	9	2	1965	1
10 cm (3.9 in): Days with 10 cm or more snowfall	32	7	1962	2
25 cm (9.8 in): Days with 25 cm or more snowfall	8	2	1948	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1945.

Download the Data

Data for Whitecourt 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Whitecourt Threshold Days by Year (CA003067370)

Key Facts for Whitecourt Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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