Smith 1 N Threshold Days by Year (USC00267609)
15 fixed thresholds counted per year at Smith 1 N (USC00267609): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Smith 1 N Thresholds
- Smith 1 N: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1909 with 13.
- Smith 1 N: days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 1914 with 5.
- Smith 1 N: days with a maximum temperature at or above 30 C (86 F) in 23 years, most in 1951 with 87.
- Smith 1 N: days with a maximum temperature at or above 90 F (32.2 C) in 23 years, most in 1955 with 67.
- 15 fixed thresholds have at least one qualifying day at Smith 1 N.
Days at or above 30 C (86 F)
23 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1938 | 60 | 65.5 |
| 1939 | 71 | 65.5 |
| 1940 | 78 | 70.8 |
| 1941 | 45 | 70.8 |
| 1942 | 67 | 70.8 |
| 1943 | 73 | 70.8 |
| 1945 | 70 | 70.8 |
| 1946 | 78 | 70.8 |
| 1948 | 71 | 70.8 |
| 1949 | 84 | 70.8 |
| 1950 | 78 | 73.1 |
| 1951 | 87 | 73.1 |
| 1952 | 84 | 73.1 |
| 1953 | 73 | 73.1 |
| 1954 | 73 | 73.1 |
| 1955 | 79 | 73.1 |
| 1956 | 63 | 73.1 |
| 1957 | 68 | 73.1 |
| 1958 | 53 | 73.1 |
| 1961 | 50 | 46.5 |
| 1962 | 61 | 46.5 |
| 1963 | 53 | 46.5 |
| 1965 | 22 | 46.5 |
| Year | First date | Last date |
|---|---|---|
| 1938 | 1938-05-14 | 1938-09-17 |
| 1939 | 1939-05-29 | 1939-09-23 |
| 1940 | 1940-05-10 | 1940-09-11 |
| 1941 | 1941-06-05 | 1941-09-06 |
| 1942 | 1942-05-20 | 1942-09-16 |
| 1943 | 1943-05-25 | 1943-10-01 |
| 1945 | 1945-06-12 | 1945-09-15 |
| 1946 | 1946-05-18 | 1946-09-30 |
| 1948 | 1948-06-07 | 1948-10-02 |
| 1949 | 1949-05-25 | 1949-09-23 |
| 1950 | 1950-04-20 | 1950-10-12 |
| 1951 | 1951-05-24 | 1951-09-24 |
| 1952 | 1952-05-26 | 1952-10-05 |
| 1953 | 1953-06-18 | 1953-09-25 |
| 1954 | 1954-05-06 | 1954-09-27 |
| 1955 | 1955-05-20 | 1955-09-13 |
| 1956 | 1956-05-22 | 1956-09-18 |
| 1957 | 1957-06-01 | 1957-09-09 |
| 1958 | 1958-05-19 | 1958-09-21 |
| 1961 | 1961-04-03 | 1961-09-05 |
| 1962 | 1962-06-20 | 1962-09-24 |
| 1963 | 1963-07-02 | 1963-10-02 |
| 1965 | 1965-06-22 | 1965-08-10 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 23 | 87 | 1951 | 22 |
| 35 C (95 F): Days | 21 | 38 | 1955 | 1 |
| 90 F (32.2 C): Days | 23 | 67 | 1955 | 4 |
| 100 F (37.8 C): Days | 6 | 11 | 1955 | 11 |
| 0 C (32 F): Ice days (max | 17 | 30 | 1949 | 7 |
| 0 C (32 F): Frost days (min | 23 | 218 | 1948 | 192 |
| -10 C (14 F): Days with min | 23 | 112 | 1948 | 40 |
| -20 C (-4 F): Days with min | 16 | 24 | 1949 | 2 |
| -30 C (-22 F): Days with min | 1 | 3 | 1949 | 3 |
| 20 C (68 F): Tropical nights (min | 3 | 2 | 1941 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 49 | 13 | 1909 | 10 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 25 | 5 | 1914 | 1 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 4 | 1 | 1916 | 1 |
| 10 cm (3.9 in): Days with 10 cm or more snowfall | 19 | 5 | 1909 | 1 |
| 25 cm (9.8 in): Days with 25 cm or more snowfall | 1 | 1 | 1945 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1938.
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).