Estevan A Threshold Days by Year (CA004012400)

17 fixed thresholds counted per year at Estevan A (CA004012400): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Estevan A Thresholds

Estevan A: days with a maximum temperature at or above 30 C (86 F) in 39 years, most in 1961 with 51.
Estevan A: days with a maximum temperature at or above 90 F (32.2 C) in 39 years, most in 1961 with 26.
Estevan A: days with a maximum temperature at or below 0 C (32 F) in 39 years, most in 1951 with 145.
Estevan A: nights with a minimum temperature at or below 0 C (32 F) in 39 years, most in 1965 with 211.
17 fixed thresholds have at least one qualifying day at Estevan A.

Days at or above 30 C (86 F)

39 years with a qualifying day

Days per year at Estevan A with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 51 in 1961.

Days at or above 30 C (86 F) per year at Estevan A
Year	Days	Decade average
1945	17	25.6
1946	27	25.6
1947	27	25.6
1948	26	25.6
1949	31	25.6
1950	10	17.4
1951	15	17.4
1952	15	17.4
1953	15	17.4
1954	9	17.4
1955	21	17.4
1956	14	17.4
1957	26	17.4
1958	24	17.4
1959	25	17.4
1960	27	24.6
1961	51	24.6
1962	13	24.6
1963	19	24.6
1964	18	24.6
1965	14	24.6
1966	28	24.6
1967	35	24.6
1968	17	24.6
1969	24	24.6
1970	30	18.7
1971	19	18.7
1972	15	18.7
1973	23	18.7
1974	17	18.7
1975	15	18.7
1976	19	18.7
1977	19	18.7
1978	12	18.7
1979	18	18.7
1980	29	27.3
1981	22	27.3
1982	19	27.3
1983	39	27.3

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

First to last qualifying date each year at Estevan A
Year	First date	Last date
1945	1945-06-21	1945-09-05
1946	1946-04-30	1946-10-01
1947	1947-07-02	1947-09-04
1948	1948-05-18	1948-09-15
1949	1949-04-28	1949-09-24
1950	1950-06-21	1950-09-04
1951	1951-05-23	1951-08-03
1952	1952-04-26	1952-09-26
1953	1953-06-12	1953-10-01
1954	1954-06-23	1954-08-31
1955	1955-06-15	1955-09-02
1956	1956-05-21	1956-09-26
1957	1957-05-30	1957-10-02
1958	1958-05-11	1958-09-01
1959	1959-06-03	1959-08-28
1960	1960-05-12	1960-09-04
1961	1961-05-29	1961-08-31
1962	1962-06-26	1962-08-26
1963	1963-05-30	1963-09-30
1964	1964-05-20	1964-09-17
1965	1965-07-03	1965-08-23
1966	1966-05-26	1966-09-11
1967	1967-06-27	1967-09-11
1968	1968-06-02	1968-09-14
1969	1969-05-26	1969-09-13
1970	1970-05-17	1970-09-05
1971	1971-07-20	1971-09-11
1972	1972-05-16	1972-08-30
1973	1973-06-01	1973-08-30
1974	1974-06-19	1974-08-07
1975	1975-06-24	1975-08-06
1976	1976-06-02	1976-09-17
1977	1977-04-26	1977-07-23
1978	1978-07-16	1978-09-10
1979	1979-06-12	1979-09-16
1980	1980-04-20	1980-09-07
1981	1981-06-30	1981-09-18
1982	1982-05-03	1982-09-10
1983	1983-06-10	1983-09-26

Every Fixed Threshold

Fixed thresholds at Estevan A
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	39	51	1961	39
35 C (95 F): Days	35	8	1947	8
40 C (104 F): Days	3	1	1958	1
90 F (32.2 C): Days	39	26	1961	23
100 F (37.8 C): Days	13	3	1947	3
0 C (32 F): Ice days (max	39	145	1951	102
0 C (32 F): Frost days (min	39	211	1965	200
-10 C (14 F): Days with min	39	133	1955	86
-20 C (-4 F): Days with min	39	72	1951	33
-30 C (-22 F): Days with min	39	24	1950	11
-40 C (-40 F): Days with min	4	1	1949	1
20 C (68 F): Tropical nights (min	16	4	1975	3
10 mm (0.39 in): Days with 10 mm or more rain	39	22	1975	9
25 mm (0.98 in): Days with 25 mm or more rain	32	8	1963	1
50 mm (1.97 in): Days with 50 mm or more rain	8	2	1951	1
10 cm (3.9 in): Days with 10 cm or more snowfall	30	4	1951	2
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1962	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 Estevan A 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).

Estevan A Threshold Days by Year (CA004012400)

Key Facts for Estevan A Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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