Trekpad Threshold Days by Year

3 fixed thresholds counted per year at Trekpad (SF003300980): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Trekpad Thresholds

Trekpad: days with 10 mm (0.39 in) or more of precipitation in 60 years, most in 1957 with 37.
Trekpad: days with 25 mm (0.98 in) or more of precipitation in 60 years, most in 1957 with 13.
Trekpad: days with 50 mm (1.97 in) or more of precipitation in 25 years, most in 1948 with 3.
3 fixed thresholds have at least one qualifying day at Trekpad.

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

60 years with a qualifying day

Days per year at Trekpad with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 37 in 1957.

Days with 10 mm (0.39 in) or more of precipitation per year at Trekpad
Year	Days	Decade average
1913	12	12.6
1914	19	12.6
1916	12	12.6
1918	10	12.6
1919	10	12.6
1922	12	11.7
1925	7	11.7
1926	10	11.7
1927	12	11.7
1928	12	11.7
1929	17	11.7
1930	11	19.1
1931	16	19.1
1932	14	19.1
1933	16	19.1
1934	28	19.1
1936	31	19.1
1937	17	19.1
1938	21	19.1
1939	18	19.1
1940	16	18.1
1941	17	18.1
1944	21	18.1
1945	15	18.1
1946	21	18.1
1947	19	18.1
1948	19	18.1
1949	17	18.1
1950	24	26.3
1951	20	26.3
1952	26	26.3
1954	20	26.3
1955	34	26.3
1956	32	26.3
1957	37	26.3
1958	16	26.3
1959	28	26.3
1960	23	21
1961	22	21
1962	18	21
1963	25	21
1964	29	21
1965	13	21
1966	18	21
1967	23	21
1968	21	21
1969	18	21
1970	17	22.8
1971	18	22.8
1972	17	22.8
1973	18	22.8
1974	24	22.8
1975	27	22.8
1976	31	22.8
1977	30	22.8
1980	13	22.3
1981	29	22.3
1982	25	22.3
1990	21	23
1991	25	23

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

First to last qualifying date each year at Trekpad
Year	First date	Last date
1913	1913-01-17	1913-11-14
1914	1914-01-05	1914-12-28
1916	1916-01-01	1916-12-29
1918	1918-01-06	1918-12-08
1919	1919-01-03	1919-11-29
1922	1922-01-08	1922-12-23
1925	1925-01-16	1925-11-04
1926	1926-01-14	1926-12-22
1927	1927-01-18	1927-12-24
1928	1928-01-04	1928-12-09
1929	1929-01-17	1929-12-19
1930	1930-01-04	1930-12-16
1931	1931-01-08	1931-11-04
1932	1932-01-19	1932-12-25
1933	1933-02-12	1933-12-29
1934	1934-01-02	1934-12-25
1936	1936-01-01	1936-12-29
1937	1937-01-03	1937-12-14
1938	1938-01-16	1938-12-27
1939	1939-01-17	1939-11-11
1940	1940-01-14	1940-12-20
1941	1941-01-21	1941-12-25
1944	1944-01-01	1944-11-28
1945	1945-01-07	1945-12-30
1946	1946-01-09	1946-12-22
1947	1947-01-11	1947-12-24
1948	1948-01-24	1948-11-20
1949	1949-01-22	1949-12-23
1950	1950-02-20	1950-12-30
1951	1951-01-02	1951-12-09
1952	1952-01-03	1952-12-16
1954	1954-01-02	1954-12-25
1955	1955-01-03	1955-12-22
1956	1956-01-04	1956-12-25
1957	1957-01-11	1957-12-27
1958	1958-01-09	1958-11-01
1959	1959-01-04	1959-12-31
1960	1960-01-17	1960-12-28
1961	1961-01-14	1961-11-28
1962	1962-01-02	1962-12-09
1963	1963-01-05	1963-12-29
1964	1964-01-09	1964-12-29
1965	1965-01-10	1965-11-22
1966	1966-01-07	1966-12-17
1967	1967-01-01	1967-12-20
1968	1968-01-09	1968-12-09
1969	1969-02-01	1969-12-27
1970	1970-01-04	1970-12-24
1971	1971-01-19	1971-12-27
1972	1972-01-10	1972-11-08
1973	1973-01-01	1973-12-27
1974	1974-01-03	1974-12-27
1975	1975-01-16	1975-12-19
1976	1976-01-05	1976-12-22
1977	1977-01-13	1977-12-31
1980	1980-01-31	1980-11-29
1981	1981-01-01	1981-12-28
1982	1982-01-02	1982-12-06
1990	1990-01-09	1990-12-06
1991	1991-01-02	1991-12-19

Every Fixed Threshold

Fixed thresholds at Trekpad
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	60	37	1957	25
25 mm (0.98 in): Days with 25 mm or more rain	60	13	1957	11
50 mm (1.97 in): Days with 50 mm or more rain	25	3	1948	3

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1913.

Download the Data

Data for Trekpad 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).

Trekpad Threshold Days by Year

Key Facts for Trekpad Thresholds

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

Every Fixed Threshold

Download the Data

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