All-time weather records — Valparaiso, IN
Climate change signal in Valparaiso
of Valparaiso's all-time daily heat records were set in the last decade (0 of 366 records since 2015).
of all-time daily cold records were set in the last decade (0 of 366 records since 2015).
If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:
| Decade | Heat records set | # | Cold records set | # |
|---|---|---|---|---|
| 1890s | 42 | 59 | ||
| 1900s | 23 | 25 | ||
| 1910s | 19 | 27 | ||
| 1920s | 40 | 46 | ||
| 1930s | 73 | 26 | ||
| 1940s | 32 | 30 | ||
| 1950s | 27 | 30 | ||
| 1960s | 24 | 50 | ||
| 1970s | 21 | 32 | ||
| 1980s | 34 | 23 | ||
| 1990s | 15 | 13 | ||
| 2000s | 16 | 5 |
Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1893, the latest in 2005. Period of observation: 1893-2005.
Records by month
| Month | Hottest day | Coldest day | Wettest day |
|---|---|---|---|
| January | 66.9°F — Jan 22, 1906 | -25.1°F — Jan 20, 1985 | 2.04 in — Jan 10, 1975 |
| February | 71.1°F — Feb 25, 2000 | -52.1°F — Feb 7, 1984 | 2.13 in — Feb 16, 1954 |
| March | 82.9°F — Mar 31, 1981 | -13.0°F — Mar 8, 1943 | 2.18 in — Mar 14, 1944 |
| April | 91.9°F — Apr 29, 1899 | 9.0°F — Apr 6, 1920 | 2.77 in — Apr 29, 1956 |
| May | 96.1°F — May 31, 1934 | 25.0°F — May 4, 1926 | 3.20 in — May 10, 1948 |
| June | 102.9°F — Jun 1, 1934 | 32.0°F — Jun 16, 1917 | 5.28 in — Jun 13, 1981 |
| July | 105.1°F — Jul 23, 1934 | 39.9°F — Jul 31, 1918 | 7.34 in — Jul 2, 1983 |
| August | 102.0°F — Aug 9, 1934 | 33.1°F — Aug 1, 1895 | 7.34 in — Aug 27, 1923 |
| September | 100.9°F — Sep 14, 1939 | 28.0°F — Sep 25, 1942 | 3.72 in — Sep 14, 1972 |
| October | 98.1°F — Oct 15, 1897 | 15.1°F — Oct 31, 1917 | 5.13 in — Oct 10, 1954 |
| November | 79.0°F — Nov 1, 1933 | -6.0°F — Nov 25, 1950 | 4.05 in — Nov 27, 1990 |
| December | 68.0°F — Dec 2, 1982 | -22.0°F — Dec 28, 1924 | 2.59 in — Dec 24, 1965 |
Click a month to see every daily record for that month in Valparaiso.