Pinopolis Dam Threshold Days by Year (USC00386893)

15 fixed thresholds counted per year at Pinopolis Dam (USC00386893): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pinopolis Dam Thresholds

Pinopolis Dam: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1964 with 53.
Pinopolis Dam: days with 25 mm (0.98 in) or more of precipitation in 49 years, most in 1964 with 22.
Pinopolis Dam: days with 50 mm (1.97 in) or more of precipitation in 48 years, most in 1958 with 8.
Pinopolis Dam: days with a maximum temperature at or above 30 C (86 F) in 47 years, most in 1990 with 143.
15 fixed thresholds have at least one qualifying day at Pinopolis Dam.

Days at or above 30 C (86 F)

47 years with a qualifying day

Days per year at Pinopolis Dam with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 143 in 1990.

Days at or above 30 C (86 F) per year at Pinopolis Dam
Year	Days	Decade average
1944	125	97.8
1945	103	97.8
1946	73	97.8
1947	90	97.8
1948	98	97.8
1950	99	104.2
1951	91	104.2
1952	107	104.2
1953	117	104.2
1955	110	104.2
1956	106	104.2
1957	94	104.2
1958	107	104.2
1959	107	104.2
1960	112	99.2
1961	107	99.2
1962	104	99.2
1963	101	99.2
1964	103	99.2
1965	110	99.2
1966	88	99.2
1967	80	99.2
1968	101	99.2
1969	86	99.2
1971	109	100.7
1972	86	100.7
1973	121	100.7
1974	95	100.7
1975	107	100.7
1976	77	100.7
1977	112	100.7
1978	109	100.7
1979	90	100.7
1980	128	110.7
1981	110	110.7
1982	100	110.7
1983	107	110.7
1984	105	110.7
1985	102	110.7
1986	125	110.7
1987	111	110.7
1988	103	110.7
1989	116	110.7
1990	143	112.8
1991	118	112.8
1992	98	112.8
1993	92	112.8

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

First to last qualifying date each year at Pinopolis Dam
Year	First date	Last date
1944	1944-05-15	1944-10-11
1945	1945-03-17	1945-10-03
1946	1946-06-03	1946-11-12
1947	1947-04-07	1947-09-23
1948	1948-03-21	1948-09-23
1950	1950-04-25	1950-09-23
1951	1951-05-03	1951-10-08
1952	1952-04-22	1952-10-03
1953	1953-04-19	1953-10-18
1955	1955-04-20	1955-10-09
1956	1956-05-13	1956-09-24
1957	1957-04-30	1957-09-24
1958	1958-04-24	1958-10-11
1959	1959-05-02	1959-10-12
1960	1960-04-25	1960-10-07
1961	1961-04-24	1961-11-06
1962	1962-05-01	1962-10-09
1963	1963-04-04	1963-09-19
1964	1964-04-22	1964-10-02
1965	1965-04-24	1965-10-03
1966	1966-04-02	1966-10-06
1967	1967-04-04	1967-10-06
1968	1968-03-22	1968-10-04
1969	1969-05-06	1969-10-08
1971	1971-04-19	1971-10-07
1972	1972-04-16	1972-10-24
1973	1973-03-15	1973-10-06
1974	1974-04-02	1974-09-30
1975	1975-04-29	1975-10-14
1976	1976-04-25	1976-10-09
1977	1977-04-04	1977-10-03
1978	1978-04-03	1978-10-06
1979	1979-05-05	1979-11-11
1980	1980-04-24	1980-10-19
1981	1981-04-13	1981-10-07
1982	1982-03-22	1982-09-21
1983	1983-05-14	1983-10-14
1984	1984-04-27	1984-10-28
1985	1985-03-31	1985-10-16
1986	1986-04-07	1986-10-06
1987	1987-05-01	1987-09-30
1988	1988-04-23	1988-10-03
1989	1989-03-30	1989-10-18
1990	1990-03-13	1990-10-18
1991	1991-03-26	1991-12-02
1992	1992-04-17	1992-09-28
1993	1993-04-13	1993-10-20

Every Fixed Threshold

Fixed thresholds at Pinopolis Dam
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	47	143	1990	92
35 C (95 F): Days	46	42	1980	31
40 C (104 F): Days	2	1	1955	1
90 F (32.2 C): Days	47	103	1990	67
100 F (37.8 C): Days	17	9	1986	5
0 C (32 F): Ice days (max	15	3	1962	2
0 C (32 F): Frost days (min	46	73	1968	42
-10 C (14 F): Days with min	15	3	1962	2
20 C (68 F): Tropical nights (min	46	110	1945	68
25 C (77 F): Days with min	33	21	1953	2
10 mm (0.39 in): Days with 10 mm or more rain	49	53	1964	34
25 mm (0.98 in): Days with 25 mm or more rain	49	22	1964	14
50 mm (1.97 in): Days with 50 mm or more rain	48	8	1958	3
100 mm (3.94 in): Days with 100 mm or more rain	18	3	1955	2
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1987	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1944.

Download the Data

Data for Pinopolis Dam 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).

Pinopolis Dam Threshold Days by Year (USC00386893)

Key Facts for Pinopolis Dam Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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