October weather in Merrill, IA
The average temperature in Merrill in October is 49.7°F (36.9°F–62.5°F). Average precipitation: 2.40 inches. Average snowfall is 0.4 inches.
October is a fall month in Merrill, and is warmer than the annual average of 46.9°F. Daily temperatures swing about 25.6°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 10h 48m. For travel, October is cool.
Avg High
62.5°F
Avg Low
36.9°F
Precipitation
2.40 in
Snow
0.4 in
October records in Merrill
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 91.0°F (1963) | 21.9°F (1961) | 1.94 in (2007) |
| October 2 | 97.0°F (2000) | 23.0°F (1974) | 1.12 in (1950) |
| October 3 | 93.9°F (1938) | 26.1°F (1987) | 0.89 in (2017) |
| October 4 | 93.0°F (1938) | 19.9°F (1935) | 1.00 in (2023) |
| October 5 | 95.0°F (1963) | 21.9°F (1935) | 1.85 in (1941) |
| October 6 | 91.9°F (1963) | 19.9°F (1935) | 2.86 in (2017) |
| October 7 | 89.1°F (1980) | 19.0°F (2000) | 1.81 in (1992) |
| October 8 | 88.0°F (1980) | 15.1°F (1917) | 2.50 in (1992) |
| October 9 | 91.0°F (2010) | 19.0°F (1964) | 1.37 in (1919) |
| October 10 | 93.0°F (1928) | 19.9°F (1935) | 1.84 in (1961) |
| October 11 | 89.1°F (1956) | 19.0°F (1967) | 2.04 in (1912) |
| October 12 | 91.0°F (1975) | 16.0°F (1917) | 1.10 in (2020) |
| October 13 | 90.0°F (1975) | 15.1°F (1909) | 1.69 in (2023) |
| October 14 | 89.1°F (1958) | 14.0°F (1937) | 0.82 in (2007) |
| October 15 | 91.0°F (1958) | 21.9°F (1943) | 2.41 in (2013) |
| October 16 | 86.0°F (1938) | 19.9°F (1943) | 2.14 in (1968) |
| October 17 | 84.9°F (1961) | 14.0°F (1976) | 2.33 in (1968) |
| October 18 | 87.1°F (1945) | 14.0°F (2022) | 0.78 in (1897) |
| October 19 | 86.0°F (1958) | 10.0°F (1972) | 1.23 in (1982) |
| October 20 | 88.0°F (1978) | 10.9°F (1960) | 1.40 in (1908) |
| October 21 | 86.0°F (1947) | 9.0°F (1913) | 0.92 in (1990) |
| October 22 | 82.0°F (1899) | 18.0°F (1913) | 0.98 in (2008) |
| October 23 | 82.0°F (1899) | 15.1°F (1917) | 1.97 in (2008) |
| October 24 | 84.9°F (2022) | 14.0°F (2020) | 1.05 in (2015) |
| October 25 | 82.0°F (1927) | 16.0°F (2020) | 0.63 in (1908) |
| October 26 | 84.0°F (1940) | 10.0°F (2020) | 1.17 in (2016) |
| October 27 | 81.0°F (1922) | 10.0°F (2020) | 1.05 in (1971) |
| October 28 | 82.0°F (1937) | 1.9°F (1925) | 0.95 in (1998) |
| October 29 | 86.0°F (1937) | -2.0°F (1925) | 1.25 in (1896) |
| October 30 | 87.1°F (1950) | -7.1°F (1925) | 3.13 in (1979) |
| October 31 | 96.1°F (2017) | 10.0°F (1913) | 1.12 in (1979) |