Mc Ville Threshold Days by Year (USC00325764)

19 fixed thresholds counted per year at Mc Ville (USC00325764): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mc Ville Thresholds

Mc Ville: nights with a minimum temperature at or below 0 C (32 F) in 39 years, most in 1993 with 216.
Mc Ville: nights with a minimum temperature at or below -10 C (14 F) in 39 years, most in 1978 with 118.
Mc Ville: nights with a minimum temperature at or below -20 C (-4 F) in 39 years, most in 1978 with 77.
Mc Ville: nights with a minimum temperature at or below -30 C (-22 F) in 39 years, most in 1979 with 23.
19 fixed thresholds have at least one qualifying day at Mc Ville.

Days at or above 30 C (86 F)

37 years with a qualifying day

Days per year at Mc Ville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 65 in 1988.

Days at or above 30 C (86 F) per year at Mc Ville
Year	Days	Decade average
1956	15	26.5
1957	26	26.5
1958	21	26.5
1959	44	26.5
1960	37	29.9
1961	46	29.9
1962	15	29.9
1963	43	29.9
1964	25	29.9
1965	14	29.9
1966	28	29.9
1967	43	29.9
1968	15	29.9
1969	33	29.9
1970	48	32.4
1971	15	32.4
1972	35	32.4
1973	31	32.4
1974	28	32.4
1975	22	32.4
1976	59	32.4
1977	25	32.4
1978	39	32.4
1979	22	32.4
1980	44	42.6
1981	19	42.6
1982	21	42.6
1983	50	42.6
1984	44	42.6
1988	65	42.6
1989	55	42.6
1990	36	21.2
1991	33	21.2
1992	16	21.2
1993	6	21.2
1994	13	21.2
1995	23	21.2

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

First to last qualifying date each year at Mc Ville
Year	First date	Last date
1956	1956-06-08	1956-09-27
1957	1957-07-01	1957-08-12
1958	1958-05-12	1958-10-13
1959	1959-05-02	1959-09-13
1960	1960-06-25	1960-09-20
1961	1961-06-04	1961-09-08
1962	1962-06-27	1962-09-02
1963	1963-05-30	1963-10-04
1964	1964-05-20	1964-08-06
1965	1965-05-02	1965-08-16
1966	1966-05-21	1966-09-12
1967	1967-05-24	1967-09-11
1968	1968-06-03	1968-09-14
1969	1969-05-14	1969-09-14
1970	1970-05-17	1970-10-06
1971	1971-07-24	1971-09-03
1972	1972-05-15	1972-08-31
1973	1973-06-01	1973-08-31
1974	1974-06-26	1974-09-27
1975	1975-07-04	1975-08-24
1976	1976-05-09	1976-10-01
1977	1977-04-09	1977-07-23
1978	1978-05-25	1978-09-10
1979	1979-06-13	1979-09-17
1980	1980-04-20	1980-09-08
1981	1981-07-06	1981-09-13
1982	1982-07-04	1982-09-11
1983	1983-06-10	1983-09-28
1984	1984-05-16	1984-09-22
1988	1988-05-18	1988-08-24
1989	1989-05-15	1989-10-01
1990	1990-04-21	1990-09-12
1991	1991-05-12	1991-09-07
1992	1992-04-30	1992-10-01
1993	1993-06-11	1993-08-25
1994	1994-05-17	1994-09-10
1995	1995-06-01	1995-09-04

Every Fixed Threshold

Fixed thresholds at Mc Ville
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	37	65	1988	23
35 C (95 F): Days	32	19	1988	2
40 C (104 F): Days	4	2	1978	1
90 F (32.2 C): Days	37	49	1988	11
100 F (37.8 C): Days	14	6	1978	4
0 C (32 F): Ice days (max	37	121	1969	119
0 C (32 F): Frost days (min	39	216	1993	194
-10 C (14 F): Days with min	39	118	1978	111
-20 C (-4 F): Days with min	39	77	1978	48
-30 C (-22 F): Days with min	39	23	1979	4
-40 C (-40 F): Days with min	2	2	1994	2
20 C (68 F): Tropical nights (min	30	19	1983	5
25 C (77 F): Days with min	2	1	1975	1
10 mm (0.39 in): Days with 10 mm or more rain	36	27	1994	21
25 mm (0.98 in): Days with 25 mm or more rain	36	8	1993	3
50 mm (1.97 in): Days with 50 mm or more rain	18	3	1964	2
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1944	1
10 cm (3.9 in): Days with 10 cm or more snowfall	26	7	1995	7
25 cm (9.8 in): Days with 25 cm or more snowfall	3	1	1966	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1956.

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Data for Mc Ville 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Mc Ville Threshold Days by Year (USC00325764)

Key Facts for Mc Ville Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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