Bethlehem Lehigh UNIV Threshold Days by Year (USC00360634)
18 fixed thresholds counted per year at Bethlehem Lehigh UNIV (USC00360634): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Bethlehem Lehigh UNIV Thresholds
- Bethlehem Lehigh UNIV: days with 10 mm (0.39 in) or more of precipitation in 52 years, most in 1919 with 47.
- Bethlehem Lehigh UNIV: days with 25 mm (0.98 in) or more of precipitation in 52 years, most in 1921 with 16.
- Bethlehem Lehigh UNIV: nights with a minimum temperature at or below 0 C (32 F) in 49 years, most in 1917 with 140.
- Bethlehem Lehigh UNIV: nights with a minimum temperature at or below -10 C (14 F) in 49 years, most in 1912 with 41.
- 18 fixed thresholds have at least one qualifying day at Bethlehem Lehigh UNIV.
Days at or above 30 C (86 F)
42 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1910 | 34 | 41.2 |
| 1911 | 45 | 41.2 |
| 1912 | 38 | 41.2 |
| 1913 | 52 | 41.2 |
| 1915 | 34 | 41.2 |
| 1916 | 45 | 41.2 |
| 1917 | 39 | 41.2 |
| 1918 | 39 | 41.2 |
| 1919 | 45 | 41.2 |
| 1920 | 37 | 40.6 |
| 1921 | 56 | 40.6 |
| 1924 | 34 | 40.6 |
| 1925 | 45 | 40.6 |
| 1926 | 29 | 40.6 |
| 1927 | 21 | 40.6 |
| 1928 | 39 | 40.6 |
| 1929 | 64 | 40.6 |
| 1930 | 61 | 63.6 |
| 1931 | 66 | 63.6 |
| 1932 | 65 | 63.6 |
| 1933 | 59 | 63.6 |
| 1934 | 51 | 63.6 |
| 1935 | 48 | 63.6 |
| 1936 | 77 | 63.6 |
| 1937 | 69 | 63.6 |
| 1938 | 62 | 63.6 |
| 1939 | 78 | 63.6 |
| 1940 | 45 | 61.3 |
| 1941 | 79 | 61.3 |
| 1949 | 60 | 61.3 |
| 1950 | 34 | 43.9 |
| 1951 | 47 | 43.9 |
| 1952 | 42 | 43.9 |
| 1954 | 48 | 43.9 |
| 1955 | 52 | 43.9 |
| 1956 | 25 | 43.9 |
| 1958 | 39 | 43.9 |
| 1959 | 64 | 43.9 |
| 1960 | 33 | 44.3 |
| 1961 | 33 | 44.3 |
| 1962 | 30 | 44.3 |
| 1963 | 81 | 44.3 |
| Year | First date | Last date |
|---|---|---|
| 1910 | 1910-03-30 | 1910-09-06 |
| 1911 | 1911-05-11 | 1911-09-06 |
| 1912 | 1912-05-21 | 1912-09-18 |
| 1913 | 1913-05-02 | 1913-09-05 |
| 1915 | 1915-04-25 | 1915-09-17 |
| 1916 | 1916-07-06 | 1916-10-09 |
| 1917 | 1917-05-20 | 1917-09-20 |
| 1918 | 1918-05-06 | 1918-08-27 |
| 1919 | 1919-05-05 | 1919-10-04 |
| 1920 | 1920-06-02 | 1920-10-24 |
| 1921 | 1921-05-22 | 1921-09-30 |
| 1924 | 1924-05-06 | 1924-09-02 |
| 1925 | 1925-04-23 | 1925-09-13 |
| 1926 | 1926-05-02 | 1926-09-25 |
| 1927 | 1927-04-20 | 1927-10-03 |
| 1928 | 1928-05-04 | 1928-10-12 |
| 1929 | 1929-04-07 | 1929-09-25 |
| 1930 | 1930-05-05 | 1930-09-26 |
| 1931 | 1931-05-19 | 1931-10-06 |
| 1932 | 1932-05-16 | 1932-09-21 |
| 1933 | 1933-05-20 | 1933-09-27 |
| 1934 | 1934-05-06 | 1934-09-24 |
| 1935 | 1935-04-27 | 1935-08-21 |
| 1936 | 1936-05-08 | 1936-09-23 |
| 1937 | 1937-05-22 | 1937-09-24 |
| 1938 | 1938-04-20 | 1938-10-18 |
| 1939 | 1939-05-06 | 1939-10-11 |
| 1940 | 1940-05-14 | 1940-09-21 |
| 1941 | 1941-04-14 | 1941-10-06 |
| 1949 | 1949-05-04 | 1949-10-11 |
| 1950 | 1950-06-07 | 1950-10-02 |
| 1951 | 1951-05-15 | 1951-10-05 |
| 1952 | 1952-06-09 | 1952-09-13 |
| 1954 | 1954-06-01 | 1954-10-13 |
| 1955 | 1955-06-05 | 1955-08-22 |
| 1956 | 1956-04-28 | 1956-08-28 |
| 1958 | 1958-05-31 | 1958-09-17 |
| 1959 | 1959-05-07 | 1959-10-06 |
| 1960 | 1960-04-14 | 1960-09-01 |
| 1961 | 1961-06-07 | 1961-09-22 |
| 1962 | 1962-05-18 | 1962-09-03 |
| 1963 | 1963-04-03 | 1963-10-27 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 42 | 81 | 1963 | 81 |
| 35 C (95 F): Days | 33 | 20 | 1963 | 20 |
| 40 C (104 F): Days | 4 | 3 | 1963 | 3 |
| 90 F (32.2 C): Days | 42 | 49 | 1941 | 48 |
| 100 F (37.8 C): Days | 12 | 5 | 1963 | 5 |
| 0 C (32 F): Ice days (max | 42 | 52 | 1962 | 38 |
| 0 C (32 F): Frost days (min | 49 | 140 | 1917 | 90 |
| -10 C (14 F): Days with min | 49 | 41 | 1912 | 16 |
| -20 C (-4 F): Days with min | 11 | 3 | 1912 | 1 |
| 20 C (68 F): Tropical nights (min | 49 | 74 | 1961 | 30 |
| 25 C (77 F): Days with min | 19 | 10 | 1911 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 52 | 47 | 1919 | 25 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 52 | 16 | 1921 | 9 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 45 | 5 | 1935 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 3 | 1 | 1935 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 32 | 5 | 1940 | 1 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 4 | 1 | 1925 | 1 |
| 50 cm (19.7 in): Days with 50 cm or more snowfall | 1 | 1 | 1925 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1910.
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).