Athens 2 Threshold Days by Year (USC00010395)

16 fixed thresholds counted per year at Athens 2 (USC00010395): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Athens 2 Thresholds

Athens 2: days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 1975 with 59.
Athens 2: days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 1983 with 26.
Athens 2: days with 50 mm (1.97 in) or more of precipitation in 25 years, most in 1983 with 7.
Athens 2: days with a maximum temperature at or above 30 C (86 F) in 23 years, most in 1957 with 112.
16 fixed thresholds have at least one qualifying day at Athens 2.

Days at or above 30 C (86 F)

23 years with a qualifying day

Days per year at Athens 2 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 112 in 1957.

Days at or above 30 C (86 F) per year at Athens 2
Year	Days	Decade average
1956	104	103.8
1957	112	103.8
1958	98	103.8
1959	101	103.8
1960	95	87.8
1961	75	87.8
1962	109	87.8
1963	95	87.8
1964	99	87.8
1965	102	87.8
1966	79	87.8
1967	52	87.8
1968	84	87.8
1971	105	87.2
1972	93	87.2
1975	75	87.2
1976	53	87.2
1977	110	87.2
1981	89	85
1983	85	85
1984	87	85
1985	79	85
1990	106	106

For each year, a bar from the first to the last day at Athens 2 meeting 30 C (86 F).

First to last qualifying date each year at Athens 2
Year	First date	Last date
1956	1956-05-06	1956-10-01
1957	1957-04-21	1957-09-23
1958	1958-05-16	1958-09-28
1959	1959-05-05	1959-10-06
1960	1960-05-20	1960-09-23
1961	1961-06-02	1961-11-03
1962	1962-05-07	1962-09-16
1963	1963-05-09	1963-10-27
1964	1964-05-12	1964-09-28
1965	1965-04-12	1965-09-22
1966	1966-05-24	1966-09-11
1967	1967-03-13	1967-10-07
1968	1968-05-25	1968-10-03
1971	1971-04-20	1971-10-18
1972	1972-04-16	1972-09-27
1975	1975-04-27	1975-10-14
1976	1976-06-10	1976-08-28
1977	1977-04-16	1977-10-02
1981	1981-04-15	1981-10-07
1983	1983-06-04	1983-10-04
1984	1984-05-26	1984-09-26
1985	1985-04-22	1985-10-12
1990	1990-05-04	1990-10-10

Every Fixed Threshold

Fixed thresholds at Athens 2
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	23	112	1957	106
35 C (95 F): Days	22	27	1962	26
90 F (32.2 C): Days	23	83	1962	71
100 F (37.8 C): Days	8	5	1977	4
0 C (32 F): Ice days (max	22	14	1963	1
0 C (32 F): Frost days (min	22	111	1960	78
-10 C (14 F): Days with min	21	20	1977	14
-20 C (-4 F): Days with min	6	3	1962	2
20 C (68 F): Tropical nights (min	22	56	1983	52
25 C (77 F): Days with min	1	2	1983	2
10 mm (0.39 in): Days with 10 mm or more rain	25	59	1975	48
25 mm (0.98 in): Days with 25 mm or more rain	25	26	1983	21
50 mm (1.97 in): Days with 50 mm or more rain	25	7	1983	7
100 mm (3.94 in): Days with 100 mm or more rain	10	3	1983	2
200 mm (7.87 in): Days with 200 mm or more rain	1	0	n/a	1
10 cm (3.9 in): Days with 10 cm or more snowfall	4	2	1958	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.

Download the Data

Data for Athens 2 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).

Athens 2 Threshold Days by Year (USC00010395)

Key Facts for Athens 2 Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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