Olaa 92 Threshold Days by Year

8 fixed thresholds counted per year at Olaa 92 (USC00517023): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Olaa 92 Thresholds

Olaa 92: days with a maximum temperature at or above 30 C (86 F) in 56 years, most in 1905 with 221.
Olaa 92: nights with a minimum temperature at or above 20 C (68 F) in 55 years, most in 1941 with 89.
Olaa 92: days with 10 mm (0.39 in) or more of precipitation in 41 years, most in 1918 with 126.
Olaa 92: days with 25 mm (0.98 in) or more of precipitation in 41 years, most in 1923 with 56.
8 fixed thresholds have at least one qualifying day at Olaa 92.

Days at or above 30 C (86 F)

56 years with a qualifying day

Days per year at Olaa 92 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 221 in 1905.

Days at or above 30 C (86 F) per year at Olaa 92
Year	Days	Decade average
1905	221	108
1907	207	108
1908	2	108
1909	2	108
1910	5	33.7
1911	42	33.7
1912	83	33.7
1913	88	33.7
1915	28	33.7
1916	11	33.7
1917	34	33.7
1918	8	33.7
1919	4	33.7
1920	45	51.8
1921	60	51.8
1922	109	51.8
1923	16	51.8
1924	41	51.8
1925	67	51.8
1926	109	51.8
1927	31	51.8
1928	17	51.8
1929	23	51.8
1930	10	20.5
1931	15	20.5
1932	9	20.5
1933	4	20.5
1934	39	20.5
1935	22	20.5
1936	16	20.5
1937	17	20.5
1938	55	20.5
1939	18	20.5
1940	51	23.9
1941	49	23.9
1942	39	23.9
1943	17	23.9
1944	11	23.9
1945	34	23.9
1946	9	23.9
1947	18	23.9
1948	6	23.9
1949	5	23.9
1950	25	22.3
1951	29	22.3
1952	10	22.3
1953	7	22.3
1954	18	22.3
1955	5	22.3
1956	23	22.3
1957	25	22.3
1958	22	22.3
1959	59	22.3
1960	45	47
1961	55	47
1962	41	47

For each year, a bar from the first to the last day at Olaa 92 meeting 30 C (86 F).

First to last qualifying date each year at Olaa 92
Year	First date	Last date
1905	1905-01-15	1905-12-30
1907	1907-01-09	1907-12-26
1908	1908-05-20	1908-09-01
1909	1909-08-17	1909-09-07
1910	1910-09-09	1910-11-12
1911	1911-03-29	1911-11-26
1912	1912-01-22	1912-10-27
1913	1913-02-08	1913-12-14
1915	1915-03-24	1915-09-28
1916	1916-01-24	1916-10-06
1917	1917-02-02	1917-12-31
1918	1918-01-01	1918-05-30
1919	1919-07-13	1919-12-12
1920	1920-01-12	1920-09-11
1921	1921-02-22	1921-10-29
1922	1922-06-22	1922-12-18
1923	1923-02-12	1923-03-07
1924	1924-02-16	1924-12-28
1925	1925-02-16	1925-12-25
1926	1926-01-19	1926-11-27
1927	1927-02-08	1927-11-13
1928	1928-03-06	1928-11-28
1929	1929-01-17	1929-12-15
1930	1930-01-29	1930-10-05
1931	1931-03-19	1931-10-28
1932	1932-02-17	1932-10-04
1933	1933-10-17	1933-12-23
1934	1934-02-08	1934-12-06
1935	1935-01-30	1935-12-30
1936	1936-01-01	1936-11-17
1937	1937-02-02	1937-12-12
1938	1938-01-08	1938-11-20
1939	1939-05-08	1939-12-31
1940	1940-01-02	1940-12-25
1941	1941-01-26	1941-12-29
1942	1942-01-27	1942-11-24
1943	1943-05-12	1943-11-14
1944	1944-03-03	1944-10-10
1945	1945-02-05	1945-12-25
1946	1946-06-15	1946-11-16
1947	1947-02-05	1947-11-22
1948	1948-04-07	1948-08-10
1949	1949-06-14	1949-10-31
1950	1950-08-02	1950-11-30
1951	1951-03-26	1951-12-14
1952	1952-07-16	1952-10-18
1953	1953-01-06	1953-12-20
1954	1954-01-31	1954-11-22
1955	1955-10-20	1955-12-23
1956	1956-01-02	1956-12-10
1957	1957-01-23	1957-12-09
1958	1958-01-14	1958-11-04
1959	1959-01-10	1959-10-16
1960	1960-01-28	1960-12-20
1961	1961-01-17	1961-12-29
1962	1962-01-17	1962-12-11

Every Fixed Threshold

Fixed thresholds at Olaa 92
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	56	221	1905	41
90 F (32.2 C): Days	20	62	1905	1
20 C (68 F): Tropical nights (min	55	89	1941	9
10 mm (0.39 in): Days with 10 mm or more rain	41	126	1918	77
25 mm (0.98 in): Days with 25 mm or more rain	41	56	1923	9
50 mm (1.97 in): Days with 50 mm or more rain	41	30	1923	2
100 mm (3.94 in): Days with 100 mm or more rain	38	10	1918	3
200 mm (7.87 in): Days with 200 mm or more rain	20	4	1954	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1905.

Download the Data

Data for Olaa 92 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Olaa 92 Threshold Days by Year

Key Facts for Olaa 92 Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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