Ste Genevieve Threshold Days by Year (CA007027280)

14 fixed thresholds counted per year at Ste Genevieve (CA007027280): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ste Genevieve Thresholds

Ste Genevieve: days with a maximum temperature at or below 0 C (32 F) in 27 years, most in 1978 with 100.
Ste Genevieve: nights with a minimum temperature at or below 0 C (32 F) in 27 years, most in 1959 with 165.
Ste Genevieve: nights with a minimum temperature at or below -10 C (14 F) in 27 years, most in 1978 with 92.
Ste Genevieve: nights with a minimum temperature at or below -20 C (-4 F) in 27 years, most in 1976 with 34.
14 fixed thresholds have at least one qualifying day at Ste Genevieve.

Days at or above 30 C (86 F)

26 years with a qualifying day

Days per year at Ste Genevieve with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 25 in 1955.

Days at or above 30 C (86 F) per year at Ste Genevieve
Year	Days	Decade average
1953	18	12
1955	25	12
1956	3	12
1957	6	12
1958	1	12
1959	19	12
1960	1	6.4
1961	3	6.4
1964	15	6.4
1965	5	6.4
1966	6	6.4
1968	6	6.4
1969	9	6.4
1970	11	7.7
1971	8	7.7
1972	5	7.7
1973	13	7.7
1974	1	7.7
1975	14	7.7
1976	1	7.7
1977	8	7.7
1978	10	7.7
1979	6	7.7
1981	1	6
1982	5	6
1983	12	6

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

First to last qualifying date each year at Ste Genevieve
Year	First date	Last date
1953	1953-05-10	1953-09-04
1955	1955-06-18	1955-08-21
1956	1956-06-13	1956-06-15
1957	1957-06-15	1957-08-03
1958	1958-08-31	1958-08-31
1959	1959-06-10	1959-09-10
1960	1960-08-19	1960-08-19
1961	1961-05-15	1961-09-11
1964	1964-05-23	1964-07-28
1965	1965-06-28	1965-09-22
1966	1966-06-06	1966-08-09
1968	1968-07-14	1968-07-22
1969	1969-06-12	1969-08-31
1970	1970-07-09	1970-08-15
1971	1971-05-19	1971-08-19
1972	1972-06-15	1972-07-21
1973	1973-07-01	1973-09-05
1974	1974-06-10	1974-06-10
1975	1975-05-20	1975-08-03
1976	1976-06-15	1976-06-15
1977	1977-05-23	1977-08-29
1978	1978-05-28	1978-08-16
1979	1979-06-10	1979-07-30
1981	1981-07-08	1981-07-08
1982	1982-07-07	1982-07-18
1983	1983-06-13	1983-09-20

Every Fixed Threshold

Fixed thresholds at Ste Genevieve
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	26	25	1955	12
90 F (32.2 C): Days	13	9	1955	3
0 C (32 F): Ice days (max	27	100	1978	72
0 C (32 F): Frost days (min	27	165	1959	153
-10 C (14 F): Days with min	27	92	1978	58
-20 C (-4 F): Days with min	27	34	1976	12
-30 C (-22 F): Days with min	11	5	1976	2
20 C (68 F): Tropical nights (min	26	16	1959	16
10 mm (0.39 in): Days with 10 mm or more rain	25	45	1983	45
25 mm (0.98 in): Days with 25 mm or more rain	25	10	1972	6
50 mm (1.97 in): Days with 50 mm or more rain	9	1	1954	1
10 cm (3.9 in): Days with 10 cm or more snowfall	26	12	1971	5
25 cm (9.8 in): Days with 25 cm or more snowfall	10	3	1972	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1954	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1953.

Download the Data

Data for Ste Genevieve 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).

Ste Genevieve Threshold Days by Year (CA007027280)

Key Facts for Ste Genevieve Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related