October weather in Fairfield, MT
The average temperature in Fairfield in October is 44.6°F (33.9°F–55.3°F). Average precipitation: 0.74 inches.
October is a fall month in Fairfield, and is warmer than the annual average of 44.4°F. Daily temperatures swing about 21.4°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 10h 35m. For travel, October is cool.
Avg High
55.3°F
Avg Low
33.9°F
Precipitation
0.74 in
Daylight
10h 35m
October records in Fairfield
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 89.1°F (1992) | 14.0°F (2019) | 0.97 in (1986) |
| October 2 | 84.9°F (1963) | 21.0°F (1950) | 1.71 in (1946) |
| October 3 | 89.1°F (1943) | 21.9°F (1950) | 0.64 in (1951) |
| October 4 | 84.9°F (1943) | 9.0°F (2000) | 0.63 in (1941) |
| October 5 | 82.0°F (1932) | 16.0°F (2000) | 0.57 in (1963) |
| October 6 | 84.0°F (1964) | 17.1°F (1957) | 0.82 in (2025) |
| October 7 | 84.9°F (1980) | 15.1°F (1970) | 0.80 in (1975) |
| October 8 | 84.0°F (1980) | 10.0°F (1985) | 0.42 in (1979) |
| October 9 | 84.9°F (1971) | 1.0°F (1985) | 0.14 in (1959) |
| October 10 | 86.0°F (1991) | 1.9°F (2009) | 0.70 in (1998) |
| October 11 | 84.9°F (1991) | 14.0°F (2009) | 0.55 in (1975) |
| October 12 | 80.1°F (1964) | 6.1°F (2009) | 0.57 in (2000) |
| October 13 | 84.0°F (1964) | 12.0°F (1928) | 0.76 in (1975) |
| October 14 | 82.9°F (1945) | 19.9°F (1970) | 0.50 in (2004) |
| October 15 | 81.0°F (1961) | 14.0°F (1930) | 0.42 in (1938) |
| October 16 | 80.1°F (1974) | 10.0°F (1930) | 0.37 in (1934) |
| October 17 | 80.1°F (1974) | 6.1°F (1930) | 0.30 in (2004) |
| October 18 | 81.0°F (1974) | 12.0°F (1949) | 0.22 in (1997) |
| October 19 | 80.1°F (1974) | 12.0°F (1949) | 0.43 in (1979) |
| October 20 | 78.1°F (1964) | 16.0°F (1930) | 0.32 in (2009) |
| October 21 | 77.0°F (2003) | 10.0°F (1930) | 0.45 in (2014) |
| October 22 | 80.1°F (1965) | 7.0°F (1957) | 0.34 in (1957) |
| October 23 | 78.1°F (1937) | 7.0°F (1957) | 0.40 in (1954) |
| October 24 | 77.0°F (1965) | -2.0°F (2020) | 0.34 in (1984) |
| October 25 | 75.0°F (1990) | -2.0°F (2020) | 0.46 in (1945) |
| October 26 | 79.0°F (1944) | 8.1°F (2023) | 0.81 in (1999) |
| October 27 | 75.9°F (1944) | -9.0°F (1991) | 0.47 in (1929) |
| October 28 | 75.9°F (1962) | -5.1°F (1991) | 0.27 in (2002) |
| October 29 | 77.0°F (1962) | -8.0°F (1991) | 0.25 in (1951) |
| October 30 | 72.0°F (1962) | -7.1°F (1935) | 0.31 in (2016) |
| October 31 | 70.0°F (1967) | -9.0°F (1935) | 0.28 in (1945) |