Bass Threshold Days by Year (ASN00086238)

4 fixed thresholds counted per year at Bass (ASN00086238): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bass Thresholds

Bass: days with 10 mm (0.39 in) or more of precipitation in 57 years, most in 1978 with 39.
Bass: days with 25 mm (0.98 in) or more of precipitation in 55 years, most in 1985 with 9.
Bass: days with 50 mm (1.97 in) or more of precipitation in 15 years, most in 1970 with 2.
Bass: days with 100 mm (3.94 in) or more of precipitation in 1 years, most in 2005 with 1.
4 fixed thresholds have at least one qualifying day at Bass.

Days with 10 mm (0.39 in) or more of precipitation

57 years with a qualifying day

Days per year at Bass with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 39 in 1978.

Days with 10 mm (0.39 in) or more of precipitation per year at Bass
Year	Days	Decade average
1939	27	27
1940	16	21.3
1941	23	21.3
1942	19	21.3
1943	18	21.3
1944	16	21.3
1945	17	21.3
1946	26	21.3
1947	29	21.3
1948	22	21.3
1949	27	21.3
1950	23	27.2
1951	31	27.2
1952	36	27.2
1953	33	27.2
1954	16	27.2
1955	33	27.2
1956	36	27.2
1957	20	27.2
1958	24	27.2
1959	20	27.2
1960	28	22.2
1961	17	22.2
1962	20	22.2
1963	19	22.2
1964	33	22.2
1965	19	22.2
1966	28	22.2
1967	10	22.2
1968	26	22.2
1969	22	22.2
1970	30	24.9
1971	29	24.9
1972	18	24.9
1973	28	24.9
1974	20	24.9
1975	25	24.9
1976	15	24.9
1977	27	24.9
1978	39	24.9
1979	18	24.9
1980	23	25.3
1981	25	25.3
1982	24	25.3
1983	28	25.3
1984	21	25.3
1985	31	25.3
1999	18	18
2000	24	21.6
2001	22	21.6
2002	22	21.6
2003	16	21.6
2004	25	21.6
2005	22	21.6
2006	16	21.6
2007	26	21.6
2011	34	34

For each year, a bar from the first to the last day at Bass meeting 10 mm (0.39 in).

First to last qualifying date each year at Bass
Year	First date	Last date
1939	1939-02-17	1939-12-05
1940	1940-01-06	1940-12-20
1941	1941-01-04	1941-12-08
1942	1942-01-20	1942-12-19
1943	1943-01-15	1943-11-18
1944	1944-01-23	1944-12-21
1945	1945-01-31	1945-12-27
1946	1946-01-17	1946-12-29
1947	1947-01-08	1947-12-25
1948	1948-02-04	1948-12-28
1949	1949-02-21	1949-11-29
1950	1950-02-02	1950-12-20
1951	1951-01-07	1951-12-15
1952	1952-02-11	1952-12-11
1953	1953-01-06	1953-12-10
1954	1954-02-03	1954-12-12
1955	1955-01-29	1955-12-31
1956	1956-01-13	1956-12-27
1957	1957-02-06	1957-12-26
1958	1958-02-20	1958-12-12
1959	1959-02-14	1959-12-26
1960	1960-01-09	1960-11-22
1961	1961-01-03	1961-10-11
1962	1962-01-20	1962-12-11
1963	1963-01-14	1963-12-16
1964	1964-02-11	1964-12-29
1965	1965-01-19	1965-12-03
1966	1966-01-13	1966-12-20
1967	1967-01-13	1967-12-13
1968	1968-01-21	1968-12-24
1969	1969-01-26	1969-11-28
1970	1970-01-02	1970-12-30
1971	1971-01-01	1971-12-14
1972	1972-01-01	1972-10-12
1973	1973-01-13	1973-12-22
1974	1974-04-12	1974-12-28
1975	1975-01-11	1975-11-05
1976	1976-03-01	1976-12-16
1977	1977-01-15	1977-11-10
1978	1978-01-06	1978-12-17
1979	1979-01-21	1979-12-24
1980	1980-01-12	1980-12-13
1981	1981-01-10	1981-12-12
1982	1982-01-25	1982-12-09
1983	1983-03-22	1983-12-01
1984	1984-01-16	1984-12-20
1985	1985-03-05	1985-12-26
1999	1999-01-06	1999-12-28
2000	2000-01-04	2000-12-23
2001	2001-02-13	2001-12-03
2002	2002-02-08	2002-12-05
2003	2003-01-31	2003-12-22
2004	2004-02-11	2004-12-10
2005	2005-01-04	2005-12-13
2006	2006-01-02	2006-12-23
2007	2007-01-21	2007-12-23
2011	2011-01-12	2011-12-10

Every Fixed Threshold

Fixed thresholds at Bass
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	57	39	1978	34
25 mm (0.98 in): Days with 25 mm or more rain	55	9	1985	7
50 mm (1.97 in): Days with 50 mm or more rain	15	2	1970	2
100 mm (3.94 in): Days with 100 mm or more rain	1	1	2005	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1939.

Download the Data

Data for Bass 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).

Bass Threshold Days by Year (ASN00086238)

Key Facts for Bass Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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