October weather in Decorah, IA
The average temperature in Decorah in October is 51.8°F (40.4°F–63.2°F). Average precipitation: 2.66 inches.
October is a fall month in Decorah, and is warmer than the annual average of 48.5°F. Daily temperatures swing about 22.8°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 10h 47m. For travel, October is a comfortable month to visit.
Avg High
63.2°F
Avg Low
40.4°F
Precipitation
2.66 in
Daylight
10h 47m
October records in Decorah
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 91.9°F (2023) | 24.1°F (1920) | 1.97 in (2019) |
| October 2 | 91.9°F (2023) | 19.0°F (2003) | 2.12 in (1927) |
| October 3 | 91.9°F (1997) | 24.1°F (1948) | 1.43 in (1990) |
| October 4 | 91.9°F (1997) | 21.0°F (1935) | 1.09 in (1973) |
| October 5 | 87.1°F (2025) | 23.0°F (1935) | 1.30 in (1893) |
| October 6 | 93.9°F (1963) | 15.1°F (1935) | 2.15 in (1914) |
| October 7 | 89.1°F (1963) | 23.0°F (2001) | 2.00 in (2017) |
| October 8 | 84.0°F (1916) | 21.9°F (1976) | 0.84 in (1977) |
| October 9 | 88.0°F (1938) | 17.1°F (1895) | 1.75 in (1968) |
| October 10 | 88.0°F (1904) | 18.0°F (1895) | 3.08 in (1904) |
| October 11 | 84.0°F (1928) | 17.1°F (1987) | 1.11 in (1901) |
| October 12 | 84.9°F (1956) | 21.0°F (1988) | 1.66 in (1983) |
| October 13 | 86.0°F (1975) | 16.0°F (1917) | 1.46 in (1997) |
| October 14 | 84.0°F (1958) | 16.0°F (1917) | 1.63 in (2014) |
| October 15 | 87.1°F (1897) | 18.0°F (1937) | 2.05 in (1920) |
| October 16 | 84.9°F (1938) | 21.0°F (1952) | 1.21 in (1911) |
| October 17 | 84.0°F (1938) | 19.0°F (1925) | 1.25 in (1935) |
| October 18 | 84.9°F (1950) | 15.1°F (1952) | 0.88 in (2007) |
| October 19 | 82.0°F (2000) | 14.0°F (1972) | 0.62 in (1937) |
| October 20 | 84.0°F (2024) | 12.9°F (1952) | 1.57 in (1982) |
| October 21 | 82.9°F (2024) | 15.1°F (1896) | 1.13 in (1951) |
| October 22 | 84.0°F (2024) | 12.0°F (1930) | 1.20 in (1979) |
| October 23 | 84.9°F (1899) | 12.0°F (1895) | 1.74 in (2009) |
| October 24 | 79.0°F (1989) | 18.0°F (1917) | 1.10 in (1934) |
| October 25 | 80.1°F (1989) | 19.0°F (1917) | 1.01 in (2022) |
| October 26 | 80.1°F (1927) | 16.0°F (1949) | 2.43 in (2016) |
| October 27 | 80.1°F (1927) | 14.0°F (1909) | 1.04 in (1900) |
| October 28 | 75.0°F (1948) | 10.9°F (1925) | 1.23 in (2015) |
| October 29 | 87.1°F (1937) | -4.0°F (1925) | 2.00 in (1896) |
| October 30 | 82.9°F (1950) | -7.1°F (1925) | 1.73 in (1919) |
| October 31 | 82.9°F (1950) | 15.1°F (1949) | 1.60 in (1900) |