October weather in Portage, WI
The average temperature in Portage in October is 49.2°F (39.0°F–59.3°F). Average precipitation: 2.86 inches. Average snowfall is 0.5 inches.
October is a fall month in Portage, and is warmer than the annual average of 46.5°F. Daily temperatures swing about 20.3°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 10h 46m. For travel, October is a comfortable month to visit.
Avg High
59.3°F
Avg Low
39.0°F
Precipitation
2.86 in
Snow
0.5 in
October records in Portage
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 87.1°F (1976) | 25.0°F (1974) | 1.17 in (1911) |
| October 2 | 89.1°F (1976) | 18.0°F (1974) | 3.00 in (2019) |
| October 3 | 86.0°F (1922) | 19.0°F (1974) | 1.55 in (2007) |
| October 4 | 88.0°F (2025) | 26.1°F (1952) | 1.60 in (2013) |
| October 5 | 88.0°F (1922) | 21.9°F (1980) | 1.19 in (2002) |
| October 6 | 93.0°F (1963) | 17.1°F (1898) | 2.00 in (1995) |
| October 7 | 87.1°F (2007) | 24.1°F (2001) | 1.47 in (1967) |
| October 8 | 86.0°F (2007) | 21.0°F (1976) | 1.15 in (1914) |
| October 9 | 87.1°F (1905) | 23.0°F (1915) | 0.80 in (1912) |
| October 10 | 84.0°F (1938) | 21.0°F (1964) | 1.41 in (1936) |
| October 11 | 84.9°F (1928) | 21.9°F (1906) | 0.79 in (1990) |
| October 12 | 82.0°F (1918) | 21.9°F (1966) | 1.21 in (1969) |
| October 13 | 86.0°F (1975) | 19.9°F (1917) | 1.23 in (1890) |
| October 14 | 88.0°F (1975) | 19.9°F (1979) | 1.66 in (2014) |
| October 15 | 84.9°F (1968) | 19.9°F (1898) | 1.25 in (2012) |
| October 16 | 84.0°F (1968) | 19.0°F (1970) | 1.10 in (1897) |
| October 17 | 84.9°F (1953) | 18.0°F (1976) | 0.92 in (1928) |
| October 18 | 84.9°F (1953) | 15.1°F (1976) | 1.86 in (1921) |
| October 19 | 82.9°F (1953) | 14.0°F (1972) | 2.64 in (1984) |
| October 20 | 82.9°F (1953) | 12.9°F (1948) | 3.19 in (1937) |
| October 21 | 84.9°F (1947) | 15.1°F (1982) | 1.30 in (1916) |
| October 22 | 82.0°F (1953) | 19.9°F (1930) | 1.30 in (1900) |
| October 23 | 82.9°F (1901) | 12.0°F (1969) | 3.33 in (2020) |
| October 24 | 80.1°F (1963) | 16.0°F (1981) | 1.75 in (1967) |
| October 25 | 79.0°F (2012) | 16.0°F (1966) | 2.40 in (1991) |
| October 26 | 81.0°F (1927) | 16.0°F (1979) | 2.10 in (2016) |
| October 27 | 82.0°F (1927) | 10.9°F (1976) | 0.55 in (1995) |
| October 28 | 75.0°F (1927) | 14.0°F (1969) | 1.79 in (1918) |
| October 29 | 82.9°F (1937) | 15.1°F (1905) | 0.91 in (1940) |
| October 30 | 82.0°F (2024) | 8.1°F (1925) | 1.42 in (1996) |
| October 31 | 78.1°F (1933) | 12.9°F (1988) | 2.48 in (1960) |