Ceres Aero Threshold Days by Year (AR000087257)

9 fixed thresholds counted per year at Ceres Aero (AR000087257): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Ceres Aero Thresholds

Ceres Aero: nights with a minimum temperature at or below 0 C (32 F) in 57 years, most in 1988 with 20.
Ceres Aero: nights with a minimum temperature at or above 20 C (68 F) in 57 years, most in 1977 with 67.
Ceres Aero: nights with a minimum temperature at or above 25 C (77 F) in 43 years, most in 1963 with 4.
Ceres Aero: days with a maximum temperature at or above 30 C (86 F) in 41 years, most in 1997 with 145.
9 fixed thresholds have at least one qualifying day at Ceres Aero.

Days at or above 30 C (86 F)

41 years with a qualifying day

Days per year at Ceres Aero with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 145 in 1997.

Days at or above 30 C (86 F) per year at Ceres Aero
Year	Days	Decade average
1957	120	119.5
1958	119	119.5
1960	112	113.8
1962	112	113.8
1963	91	113.8
1964	108	113.8
1965	132	113.8
1966	94	113.8
1968	122	113.8
1969	139	113.8
1970	134	102.4
1972	105	102.4
1973	90	102.4
1974	98	102.4
1975	92	102.4
1976	99	102.4
1977	100	102.4
1978	104	102.4
1979	100	102.4
1980	123	107.2
1981	98	107.2
1982	113	107.2
1983	102	107.2
1984	76	107.2
1985	99	107.2
1986	110	107.2
1987	100	107.2
1988	124	107.2
1989	127	107.2
1990	87	94
1991	87	94
1992	74	94
1993	96	94
1994	78	94
1997	145	94
1998	78	94
1999	107	94
2000	99	103.5
2001	100	103.5
2002	111	103.5
2003	104	103.5

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

First to last qualifying date each year at Ceres Aero
Year	First date	Last date
1957	1957-01-01	1957-12-29
1958	1958-01-02	1958-12-27
1960	1960-01-02	1960-12-30
1962	1962-02-01	1962-12-31
1963	1963-01-01	1963-12-30
1964	1964-01-01	1964-12-27
1965	1965-01-01	1965-12-31
1966	1966-01-01	1966-12-29
1968	1968-01-01	1968-12-30
1969	1969-01-03	1969-12-31
1970	1970-01-01	1970-12-30
1972	1972-01-01	1972-12-31
1973	1973-01-01	1973-12-31
1974	1974-01-01	1974-12-30
1975	1975-01-02	1975-12-31
1976	1976-01-01	1976-12-31
1977	1977-01-01	1977-12-29
1978	1978-01-03	1978-12-29
1979	1979-01-01	1979-12-30
1980	1980-01-02	1980-12-30
1981	1981-01-04	1981-12-30
1982	1982-01-03	1982-12-31
1983	1983-01-01	1983-12-31
1984	1984-01-01	1984-12-31
1985	1985-01-01	1985-12-31
1986	1986-01-01	1986-12-30
1987	1987-01-02	1987-12-31
1988	1988-01-01	1988-12-31
1989	1989-01-01	1989-12-31
1990	1990-01-01	1990-12-31
1991	1991-01-01	1991-12-29
1992	1992-01-04	1992-12-28
1993	1993-01-04	1993-12-31
1994	1994-01-01	1994-12-28
1997	1997-01-01	1997-12-31
1998	1998-01-04	1998-12-31
1999	1999-01-01	1999-12-31
2000	2000-01-01	2000-12-31
2001	2001-01-01	2001-12-31
2002	2002-01-01	2002-12-28
2003	2003-01-02	2003-12-30

Every Fixed Threshold

Fixed thresholds at Ceres Aero
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	41	145	1997	104
35 C (95 F): Days	41	51	1970	25
40 C (104 F): Days	16	5	1963	1
90 F (32.2 C): Days	41	99	1970	59
100 F (37.8 C): Days	36	15	1962	7
110 F (43.3 C): Days	1	1	1963	1
0 C (32 F): Frost days (min	57	20	1988	2
20 C (68 F): Tropical nights (min	57	67	1977	76
25 C (77 F): Days with min	43	4	1963	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1957.

Download the Data

Data for Ceres Aero 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).

Ceres Aero Threshold Days by Year (AR000087257)

Key Facts for Ceres Aero Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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