October weather in Marengo, IA
The average temperature in Marengo in October is 50.8°F (38.6°F–63.0°F). Average precipitation: 2.83 inches. Average snowfall is 0.3 inches.
October is a fall month in Marengo, and is warmer than the annual average of 48.2°F. Daily temperatures swing about 24.4°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 50m. For travel, October is a comfortable month to visit.
Avg High
63.0°F
Avg Low
38.6°F
Precipitation
2.83 in
Snow
0.3 in
October records in Marengo
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 93.9°F (2023) | 27.0°F (1958) | 1.02 in (1961) |
| October 2 | 93.9°F (1953) | 24.1°F (1974) | 3.26 in (2002) |
| October 3 | 89.1°F (1922) | 23.0°F (2003) | 2.55 in (1925) |
| October 4 | 96.1°F (1938) | 24.1°F (1935) | 1.74 in (2017) |
| October 5 | 91.0°F (1963) | 28.0°F (1988) | 2.00 in (1998) |
| October 6 | 93.0°F (1963) | 18.0°F (1952) | 3.65 in (2018) |
| October 7 | 97.0°F (1916) | 21.0°F (2012) | 1.26 in (1930) |
| October 8 | 90.0°F (2007) | 21.9°F (1952) | 1.53 in (2018) |
| October 9 | 93.0°F (1938) | 19.9°F (1895) | 1.74 in (1970) |
| October 10 | 89.1°F (1962) | 21.0°F (1964) | 1.48 in (1954) |
| October 11 | 89.1°F (1930) | 19.0°F (1987) | 1.15 in (1973) |
| October 12 | 88.0°F (1975) | 25.0°F (1895) | 1.47 in (2011) |
| October 13 | 90.0°F (1975) | 14.0°F (1917) | 1.82 in (1997) |
| October 14 | 90.0°F (1938) | 21.9°F (1937) | 1.86 in (2012) |
| October 15 | 87.1°F (1918) | 21.9°F (1937) | 1.06 in (2007) |
| October 16 | 89.1°F (1950) | 24.1°F (2024) | 0.70 in (1983) |
| October 17 | 89.1°F (1950) | 23.0°F (1976) | 1.60 in (1951) |
| October 18 | 90.0°F (1950) | 15.1°F (1952) | 2.45 in (1998) |
| October 19 | 84.9°F (1953) | 17.1°F (1972) | 2.24 in (1984) |
| October 20 | 84.9°F (1947) | 17.1°F (2022) | 1.28 in (1962) |
| October 21 | 84.0°F (1947) | 16.0°F (1952) | 2.10 in (1949) |
| October 22 | 87.1°F (1947) | 17.1°F (1976) | 1.62 in (2009) |
| October 23 | 88.0°F (1938) | 15.1°F (1895) | 1.46 in (2020) |
| October 24 | 81.0°F (1963) | 19.9°F (1999) | 1.62 in (1946) |
| October 25 | 82.9°F (1939) | 19.9°F (1999) | 2.25 in (2021) |
| October 26 | 87.1°F (1940) | 17.1°F (1942) | 1.10 in (2016) |
| October 27 | 84.9°F (1927) | 15.1°F (1997) | 0.90 in (1918) |
| October 28 | 82.0°F (1927) | 3.0°F (1925) | 1.42 in (1921) |
| October 29 | 86.0°F (1937) | -2.9°F (1925) | 2.00 in (2009) |
| October 30 | 88.0°F (1950) | -2.0°F (1925) | 1.31 in (1942) |
| October 31 | 84.9°F (1950) | 12.9°F (1923) | 1.96 in (2024) |