Ilulissat (Jakobshavn) Threshold Days by Year (GLE00100981)
8 fixed thresholds counted per year at Ilulissat (Jakobshavn) (GLE00100981): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Ilulissat (Jakobshavn) Thresholds
- Ilulissat (Jakobshavn): days with 10 mm (0.39 in) or more of precipitation in 84 years, most in 1912 with 11.
- Ilulissat (Jakobshavn): nights with a minimum temperature at or below 0 C (32 F) in 67 years, most in 1884 with 295.
- Ilulissat (Jakobshavn): nights with a minimum temperature at or below -10 C (14 F) in 67 years, most in 1884 with 192.
- Ilulissat (Jakobshavn): nights with a minimum temperature at or below -20 C (-4 F) in 67 years, most in 1898 with 112.
- 8 fixed thresholds have at least one qualifying day at Ilulissat (Jakobshavn).
Nights at or below 0 C (32 F)
67 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1874 | 250 | 254.7 |
| 1875 | 268 | 254.7 |
| 1876 | 268 | 254.7 |
| 1877 | 241 | 254.7 |
| 1878 | 251 | 254.7 |
| 1879 | 250 | 254.7 |
| 1881 | 249 | 265.6 |
| 1882 | 268 | 265.6 |
| 1883 | 270 | 265.6 |
| 1884 | 295 | 265.6 |
| 1885 | 275 | 265.6 |
| 1886 | 248 | 265.6 |
| 1887 | 265 | 265.6 |
| 1888 | 262 | 265.6 |
| 1889 | 258 | 265.6 |
| 1890 | 265 | 255.1 |
| 1891 | 271 | 255.1 |
| 1892 | 255 | 255.1 |
| 1893 | 264 | 255.1 |
| 1894 | 266 | 255.1 |
| 1895 | 251 | 255.1 |
| 1896 | 250 | 255.1 |
| 1897 | 242 | 255.1 |
| 1898 | 245 | 255.1 |
| 1899 | 242 | 255.1 |
| 1900 | 242 | 236.6 |
| 1901 | 248 | 236.6 |
| 1902 | 223 | 236.6 |
| 1903 | 242 | 236.6 |
| 1904 | 238 | 236.6 |
| 1905 | 234 | 236.6 |
| 1906 | 236 | 236.6 |
| 1907 | 246 | 236.6 |
| 1908 | 236 | 236.6 |
| 1909 | 221 | 236.6 |
| 1910 | 255 | 247.4 |
| 1911 | 239 | 247.4 |
| 1912 | 243 | 247.4 |
| 1913 | 242 | 247.4 |
| 1914 | 267 | 247.4 |
| 1915 | 228 | 247.4 |
| 1918 | 272 | 247.4 |
| 1919 | 233 | 247.4 |
| 1922 | 260 | 226 |
| 1924 | 224 | 226 |
| 1928 | 194 | 226 |
| 1934 | 246 | 232 |
| 1939 | 218 | 232 |
| 1940 | 238 | 233.1 |
| 1941 | 213 | 233.1 |
| 1942 | 229 | 233.1 |
| 1943 | 235 | 233.1 |
| 1944 | 242 | 233.1 |
| 1945 | 247 | 233.1 |
| 1946 | 225 | 233.1 |
| 1948 | 236 | 233.1 |
| 1950 | 239 | 244.6 |
| 1951 | 229 | 244.6 |
| 1952 | 237 | 244.6 |
| 1953 | 243 | 244.6 |
| 1954 | 239 | 244.6 |
| 1955 | 258 | 244.6 |
| 1956 | 271 | 244.6 |
| 1957 | 227 | 244.6 |
| 1958 | 250 | 244.6 |
| 1959 | 253 | 244.6 |
| 1960 | 235 | 235 |
| Year | First date | Last date |
|---|---|---|
| 1874 | 1874-01-01 | 1874-12-30 |
| 1875 | 1875-01-01 | 1875-12-31 |
| 1876 | 1876-01-01 | 1876-12-31 |
| 1877 | 1877-01-01 | 1877-12-31 |
| 1878 | 1878-01-01 | 1878-12-31 |
| 1879 | 1879-01-01 | 1879-12-31 |
| 1881 | 1881-01-01 | 1881-12-31 |
| 1882 | 1882-01-01 | 1882-12-31 |
| 1883 | 1883-01-01 | 1883-12-31 |
| 1884 | 1884-01-01 | 1884-12-31 |
| 1885 | 1885-01-01 | 1885-12-31 |
| 1886 | 1886-01-01 | 1886-12-31 |
| 1887 | 1887-01-01 | 1887-12-31 |
| 1888 | 1888-01-01 | 1888-12-31 |
| 1889 | 1889-01-01 | 1889-12-31 |
| 1890 | 1890-01-01 | 1890-12-31 |
| 1891 | 1891-01-01 | 1891-12-31 |
| 1892 | 1892-01-01 | 1892-12-31 |
| 1893 | 1893-01-01 | 1893-12-31 |
| 1894 | 1894-01-01 | 1894-12-31 |
| 1895 | 1895-01-01 | 1895-12-31 |
| 1896 | 1896-01-01 | 1896-12-31 |
| 1897 | 1897-01-01 | 1897-12-31 |
| 1898 | 1898-01-01 | 1898-12-30 |
| 1899 | 1899-01-01 | 1899-12-31 |
| 1900 | 1900-01-01 | 1900-12-31 |
| 1901 | 1901-01-01 | 1901-12-30 |
| 1902 | 1902-01-01 | 1902-12-31 |
| 1903 | 1903-01-01 | 1903-12-30 |
| 1904 | 1904-01-01 | 1904-12-31 |
| 1905 | 1905-01-03 | 1905-12-31 |
| 1906 | 1906-01-01 | 1906-12-31 |
| 1907 | 1907-01-01 | 1907-12-31 |
| 1908 | 1908-01-01 | 1908-12-31 |
| 1909 | 1909-01-01 | 1909-12-31 |
| 1910 | 1910-01-01 | 1910-12-31 |
| 1911 | 1911-01-02 | 1911-12-31 |
| 1912 | 1912-01-01 | 1912-12-31 |
| 1913 | 1913-01-02 | 1913-12-31 |
| 1914 | 1914-01-01 | 1914-12-30 |
| 1915 | 1915-01-02 | 1915-12-31 |
| 1918 | 1918-01-01 | 1918-12-31 |
| 1919 | 1919-01-02 | 1919-12-31 |
| 1922 | 1922-01-01 | 1922-12-31 |
| 1924 | 1924-01-01 | 1924-12-31 |
| 1928 | 1928-01-01 | 1928-12-31 |
| 1934 | 1934-01-01 | 1934-12-31 |
| 1939 | 1939-01-01 | 1939-12-31 |
| 1940 | 1940-01-01 | 1940-12-30 |
| 1941 | 1941-01-01 | 1941-12-31 |
| 1942 | 1942-01-01 | 1942-12-31 |
| 1943 | 1943-01-01 | 1943-12-31 |
| 1944 | 1944-01-01 | 1944-12-30 |
| 1945 | 1945-01-01 | 1945-12-31 |
| 1946 | 1946-01-01 | 1946-12-31 |
| 1948 | 1948-01-01 | 1948-12-31 |
| 1950 | 1950-01-01 | 1950-12-31 |
| 1951 | 1951-01-01 | 1951-12-31 |
| 1952 | 1952-01-01 | 1952-12-31 |
| 1953 | 1953-01-01 | 1953-12-31 |
| 1954 | 1954-01-01 | 1954-12-31 |
| 1955 | 1955-01-01 | 1955-12-31 |
| 1956 | 1956-01-01 | 1956-12-31 |
| 1957 | 1957-01-01 | 1957-12-31 |
| 1958 | 1958-01-01 | 1958-12-31 |
| 1959 | 1959-01-01 | 1959-12-31 |
| 1960 | 1960-01-01 | 1960-12-31 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 0 C (32 F): Ice days (max | 47 | 190 | 1910 | 141 |
| 0 C (32 F): Frost days (min | 67 | 295 | 1884 | 235 |
| -10 C (14 F): Days with min | 67 | 192 | 1884 | 137 |
| -20 C (-4 F): Days with min | 67 | 112 | 1898 | 46 |
| -30 C (-22 F): Days with min | 55 | 47 | 1884 | 2 |
| -40 C (-40 F): Days with min | 5 | 8 | 1884 | 7 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 84 | 11 | 1912 | 3 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 16 | 2 | 1940 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1877.
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).