Ninette Threshold Days by Year (CA005022040)

19 fixed thresholds counted per year at Ninette (CA005022040): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ninette Thresholds

Ninette: days with a maximum temperature at or below 0 C (32 F) in 54 years, most in 1919 with 138.
Ninette: nights with a minimum temperature at or below 0 C (32 F) in 54 years, most in 1917 with 220.
Ninette: nights with a minimum temperature at or below -10 C (14 F) in 54 years, most in 1950 with 132.
Ninette: nights with a minimum temperature at or below -20 C (-4 F) in 54 years, most in 1950 with 82.
19 fixed thresholds have at least one qualifying day at Ninette.

Days at or above 30 C (86 F)

53 years with a qualifying day

Days per year at Ninette with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 50 in 1936.

Days at or above 30 C (86 F) per year at Ninette
Year	Days	Decade average
1912	11	16.5
1914	33	16.5
1915	10	16.5
1917	20	16.5
1918	8	16.5
1919	17	16.5
1920	19	14.7
1921	26	14.7
1922	16	14.7
1923	20	14.7
1924	3	14.7
1925	9	14.7
1926	9	14.7
1928	7	14.7
1929	23	14.7
1930	25	27.2
1931	20	27.2
1932	21	27.2
1933	29	27.2
1934	27	27.2
1935	5	27.2
1936	50	27.2
1937	31	27.2
1938	30	27.2
1939	34	27.2
1940	28	14.6
1941	23	14.6
1942	4	14.6
1943	6	14.6
1949	12	14.6
1950	2	10.1
1951	9	10.1
1952	17	10.1
1953	10	10.1
1954	6	10.1
1955	16	10.1
1956	5	10.1
1957	10	10.1
1958	8	10.1
1959	18	10.1
1960	15	14.8
1961	34	14.8
1962	2	14.8
1963	10	14.8
1964	7	14.8
1965	23	14.8
1968	7	14.8
1969	20	14.8
1970	23	21.2
1971	16	21.2
1972	26	21.2
1973	14	21.2
1974	27	21.2

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

First to last qualifying date each year at Ninette
Year	First date	Last date
1912	1912-06-23	1912-08-11
1914	1914-06-13	1914-09-19
1915	1915-08-05	1915-08-31
1917	1917-05-16	1917-09-23
1918	1918-05-04	1918-08-03
1919	1919-05-27	1919-08-22
1920	1920-06-13	1920-10-07
1921	1921-06-19	1921-09-01
1922	1922-06-04	1922-09-04
1923	1923-05-25	1923-09-03
1924	1924-08-24	1924-08-27
1925	1925-05-19	1925-09-03
1926	1926-04-29	1926-08-25
1928	1928-05-21	1928-08-13
1929	1929-06-15	1929-09-01
1930	1930-05-03	1930-09-10
1931	1931-05-13	1931-09-07
1932	1932-05-13	1932-08-22
1933	1933-06-01	1933-08-22
1934	1934-05-05	1934-08-17
1935	1935-07-15	1935-08-07
1936	1936-05-27	1936-09-04
1937	1937-05-28	1937-09-20
1938	1938-06-18	1938-09-25
1939	1939-05-01	1939-09-18
1940	1940-05-11	1940-09-05
1941	1941-05-18	1941-08-08
1942	1942-07-11	1942-08-20
1943	1943-07-07	1943-08-30
1949	1949-06-10	1949-08-17
1950	1950-07-28	1950-07-29
1951	1951-05-23	1951-07-29
1952	1952-04-26	1952-09-27
1953	1953-06-11	1953-08-31
1954	1954-06-23	1954-07-28
1955	1955-05-20	1955-09-05
1956	1956-05-21	1956-08-05
1957	1957-07-10	1957-08-06
1958	1958-07-21	1958-08-18
1959	1959-06-03	1959-08-28
1960	1960-07-07	1960-09-20
1961	1961-05-21	1961-08-31
1962	1962-06-27	1962-08-21
1963	1963-05-30	1963-10-04
1964	1964-05-20	1964-08-05
1965	1965-06-03	1965-09-07
1968	1968-06-03	1968-08-05
1969	1969-05-26	1969-08-27
1970	1970-05-17	1970-09-05
1971	1971-06-03	1971-09-02
1972	1972-05-15	1972-08-30
1973	1973-05-17	1973-08-27
1974	1974-06-19	1974-08-09

Every Fixed Threshold

Fixed thresholds at Ninette
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	53	50	1936	27
35 C (95 F): Days	31	19	1936	1
40 C (104 F): Days	1	2	1936	2
90 F (32.2 C): Days	48	35	1936	5
100 F (37.8 C): Days	8	8	1936	1
0 C (32 F): Ice days (max	54	138	1919	123
0 C (32 F): Frost days (min	54	220	1917	200
-10 C (14 F): Days with min	54	132	1950	124
-20 C (-4 F): Days with min	54	82	1950	63
-30 C (-22 F): Days with min	53	39	1936	18
-40 C (-40 F): Days with min	15	8	1936	2
20 C (68 F): Tropical nights (min	33	12	1970	3
10 mm (0.39 in): Days with 10 mm or more rain	44	24	1927	19
25 mm (0.98 in): Days with 25 mm or more rain	42	6	1927	2
50 mm (1.97 in): Days with 50 mm or more rain	11	2	1927	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1957	1
10 cm (3.9 in): Days with 10 cm or more snowfall	40	9	1942	2
25 cm (9.8 in): Days with 25 cm or more snowfall	10	2	1938	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1956	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1912.

Download the Data

Data for Ninette 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).

Ninette Threshold Days by Year (CA005022040)

Key Facts for Ninette Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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