Yorba Linda Threshold Days by Year (USC00049847)
14 fixed thresholds counted per year at Yorba Linda (USC00049847): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Yorba Linda Thresholds
- Yorba Linda: days with a maximum temperature at or above 30 C (86 F) in 65 years, most in 1958 with 145.
- Yorba Linda: days with a maximum temperature at or above 35 C (95 F) in 65 years, most in 1957 with 40.
- Yorba Linda: days with a maximum temperature at or above 90 F (32.2 C) in 65 years, most in 1958 with 81.
- Yorba Linda: days with 10 mm (0.39 in) or more of precipitation in 61 years, most in 1978 with 29.
- 14 fixed thresholds have at least one qualifying day at Yorba Linda.
Days at or above 30 C (86 F)
65 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1913 | 71 | 74.3 |
| 1914 | 50 | 74.3 |
| 1915 | 72 | 74.3 |
| 1916 | 38 | 74.3 |
| 1917 | 99 | 74.3 |
| 1918 | 93 | 74.3 |
| 1919 | 97 | 74.3 |
| 1920 | 68 | 71 |
| 1921 | 91 | 71 |
| 1922 | 88 | 71 |
| 1923 | 55 | 71 |
| 1924 | 71 | 71 |
| 1925 | 50 | 71 |
| 1926 | 78 | 71 |
| 1927 | 71 | 71 |
| 1928 | 57 | 71 |
| 1929 | 81 | 71 |
| 1930 | 83 | 77.9 |
| 1931 | 95 | 77.9 |
| 1932 | 57 | 77.9 |
| 1933 | 55 | 77.9 |
| 1934 | 70 | 77.9 |
| 1935 | 57 | 77.9 |
| 1936 | 102 | 77.9 |
| 1937 | 78 | 77.9 |
| 1938 | 83 | 77.9 |
| 1939 | 99 | 77.9 |
| 1940 | 75 | 79.2 |
| 1941 | 80 | 79.2 |
| 1942 | 83 | 79.2 |
| 1946 | 95 | 79.2 |
| 1947 | 79 | 79.2 |
| 1948 | 63 | 79.2 |
| 1951 | 87 | 107.4 |
| 1952 | 101 | 107.4 |
| 1953 | 112 | 107.4 |
| 1954 | 83 | 107.4 |
| 1955 | 94 | 107.4 |
| 1956 | 118 | 107.4 |
| 1957 | 109 | 107.4 |
| 1958 | 145 | 107.4 |
| 1959 | 118 | 107.4 |
| 1960 | 113 | 87.4 |
| 1961 | 91 | 87.4 |
| 1962 | 99 | 87.4 |
| 1963 | 71 | 87.4 |
| 1965 | 82 | 87.4 |
| 1968 | 75 | 87.4 |
| 1969 | 81 | 87.4 |
| 1970 | 88 | 79.4 |
| 1971 | 92 | 79.4 |
| 1972 | 67 | 79.4 |
| 1973 | 51 | 79.4 |
| 1974 | 84 | 79.4 |
| 1975 | 66 | 79.4 |
| 1976 | 77 | 79.4 |
| 1977 | 81 | 79.4 |
| 1978 | 94 | 79.4 |
| 1979 | 94 | 79.4 |
| 1980 | 104 | 112 |
| 1981 | 120 | 112 |
| 2002 | 74 | 85 |
| 2003 | 104 | 85 |
| 2004 | 70 | 85 |
| 2006 | 92 | 85 |
| Year | First date | Last date |
|---|---|---|
| 1913 | 1913-04-09 | 1913-11-09 |
| 1914 | 1914-03-06 | 1914-11-25 |
| 1915 | 1915-03-16 | 1915-11-19 |
| 1916 | 1916-03-08 | 1916-11-08 |
| 1917 | 1917-04-04 | 1917-12-21 |
| 1918 | 1918-03-29 | 1918-12-02 |
| 1919 | 1919-06-01 | 1919-11-16 |
| 1920 | 1920-01-17 | 1920-09-28 |
| 1921 | 1921-02-24 | 1921-12-10 |
| 1922 | 1922-04-19 | 1922-10-25 |
| 1923 | 1923-01-08 | 1923-10-19 |
| 1924 | 1924-02-13 | 1924-11-29 |
| 1925 | 1925-03-19 | 1925-10-24 |
| 1926 | 1926-03-13 | 1926-11-15 |
| 1927 | 1927-03-23 | 1927-12-02 |
| 1928 | 1928-01-12 | 1928-10-17 |
| 1929 | 1929-05-01 | 1929-12-28 |
| 1930 | 1930-02-16 | 1930-11-12 |
| 1931 | 1931-03-02 | 1931-11-04 |
| 1932 | 1932-02-25 | 1932-11-26 |
| 1933 | 1933-04-14 | 1933-11-25 |
| 1934 | 1934-03-08 | 1934-11-06 |
| 1935 | 1935-02-18 | 1935-10-27 |
| 1936 | 1936-02-29 | 1936-11-25 |
| 1937 | 1937-04-20 | 1937-12-05 |
| 1938 | 1938-01-08 | 1938-12-08 |
| 1939 | 1939-04-07 | 1939-12-04 |
| 1940 | 1940-03-14 | 1940-12-07 |
| 1941 | 1941-05-06 | 1941-11-09 |
| 1942 | 1942-01-14 | 1942-11-22 |
| 1946 | 1946-03-02 | 1946-10-25 |
| 1947 | 1947-02-23 | 1947-12-27 |
| 1948 | 1948-01-10 | 1948-11-06 |
| 1951 | 1951-01-24 | 1951-11-06 |
| 1952 | 1952-04-04 | 1952-11-05 |
| 1953 | 1953-01-30 | 1953-12-14 |
| 1954 | 1954-01-05 | 1954-11-21 |
| 1955 | 1955-01-27 | 1955-11-10 |
| 1956 | 1956-03-16 | 1956-12-28 |
| 1957 | 1957-02-12 | 1957-12-08 |
| 1958 | 1958-04-11 | 1958-12-11 |
| 1959 | 1959-03-12 | 1959-12-06 |
| 1960 | 1960-03-18 | 1960-10-22 |
| 1961 | 1961-01-14 | 1961-11-07 |
| 1962 | 1962-01-07 | 1962-11-01 |
| 1963 | 1963-02-03 | 1963-12-28 |
| 1965 | 1965-01-18 | 1965-10-29 |
| 1968 | 1968-03-27 | 1968-10-25 |
| 1969 | 1969-01-03 | 1969-11-02 |
| 1970 | 1970-02-07 | 1970-10-29 |
| 1971 | 1971-01-27 | 1971-11-04 |
| 1972 | 1972-04-26 | 1972-10-06 |
| 1973 | 1973-04-22 | 1973-11-11 |
| 1974 | 1974-04-14 | 1974-11-24 |
| 1975 | 1975-01-14 | 1975-12-08 |
| 1976 | 1976-01-15 | 1976-11-17 |
| 1977 | 1977-02-12 | 1977-11-29 |
| 1978 | 1978-03-17 | 1978-11-07 |
| 1979 | 1979-03-06 | 1979-12-05 |
| 1980 | 1980-04-08 | 1980-12-30 |
| 1981 | 1981-02-16 | 1981-11-09 |
| 2002 | 2002-02-21 | 2002-11-21 |
| 2003 | 2003-01-25 | 2003-11-19 |
| 2004 | 2004-03-07 | 2004-10-14 |
| 2006 | 2006-01-06 | 2006-11-20 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 65 | 145 | 1958 | 92 |
| 35 C (95 F): Days | 65 | 40 | 1957 | 22 |
| 40 C (104 F): Days | 37 | 9 | 1955 | 2 |
| 45 C (113 F): Days | 1 | 2 | 1955 | 2 |
| 90 F (32.2 C): Days | 65 | 81 | 1958 | 50 |
| 100 F (37.8 C): Days | 58 | 16 | 1979 | 5 |
| 110 F (43.3 C): Days | 7 | 2 | 1939 | 1 |
| 0 C (32 F): Frost days (min | 51 | 21 | 1960 | 3 |
| 20 C (68 F): Tropical nights (min | 32 | 22 | 2006 | 22 |
| 25 C (77 F): Days with min | 2 | 1 | 1939 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 61 | 29 | 1978 | 11 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 56 | 12 | 1941 | 5 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 33 | 5 | 1980 | 3 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 1937 | 1 |
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
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 . Last revised (2025-12-31).