October weather in Arco, ID
The average temperature in Arco in October is 45.0°F (30.5°F–59.5°F). Average precipitation: 0.71 inches. Average snowfall is 0.3 inches.
October is a fall month in Arco, and is warmer than the annual average of 43.7°F. Daily temperatures swing about 29°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 10h 46m. For travel, October is cool.
Avg High
59.5°F
Avg Low
30.5°F
Precipitation
0.71 in
Snow
0.3 in
October records in Arco
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 84.0°F (2010) | 12.0°F (1926) | 0.78 in (1982) |
| October 2 | 84.9°F (2010) | 18.0°F (1977) | 0.90 in (1939) |
| October 3 | 82.9°F (1987) | 18.0°F (1977) | 0.53 in (1976) |
| October 4 | 84.9°F (1921) | 16.0°F (1973) | 0.87 in (1923) |
| October 5 | 82.0°F (1921) | 19.0°F (1969) | 0.75 in (2011) |
| October 6 | 82.0°F (1984) | 17.1°F (1927) | 0.78 in (1925) |
| October 7 | 81.0°F (1933) | 15.1°F (1927) | 1.00 in (2011) |
| October 8 | 80.1°F (1953) | 12.0°F (1926) | 0.40 in (1929) |
| October 9 | 81.0°F (1921) | 10.0°F (1985) | 0.86 in (1923) |
| October 10 | 82.0°F (1934) | 10.9°F (2019) | 0.43 in (1938) |
| October 11 | 81.0°F (1934) | 10.9°F (2019) | 0.70 in (1956) |
| October 12 | 79.0°F (1921) | 15.1°F (2019) | 0.48 in (1925) |
| October 13 | 81.0°F (1952) | 9.0°F (1969) | 0.31 in (1975) |
| October 14 | 81.0°F (1958) | 12.9°F (1969) | 0.24 in (1993) |
| October 15 | 79.0°F (1958) | 12.9°F (1966) | 0.59 in (1935) |
| October 16 | 75.9°F (1926) | 10.9°F (1951) | 0.34 in (2016) |
| October 17 | 75.9°F (1955) | 9.0°F (1996) | 1.05 in (1938) |
| October 18 | 75.9°F (2003) | 14.0°F (1964) | 0.40 in (2004) |
| October 19 | 75.0°F (1921) | 12.0°F (1984) | 0.35 in (1920) |
| October 20 | 79.0°F (1921) | 10.9°F (1990) | 0.21 in (1972) |
| October 21 | 77.0°F (2003) | 16.0°F (1932) | 0.28 in (2007) |
| October 22 | 79.0°F (2003) | 10.0°F (1984) | 0.35 in (1975) |
| October 23 | 77.0°F (2003) | 12.0°F (1936) | 0.33 in (1989) |
| October 24 | 72.0°F (1933) | 10.9°F (1975) | 0.90 in (2021) |
| October 25 | 73.9°F (1937) | 6.1°F (2020) | 0.52 in (2016) |
| October 26 | 73.0°F (1937) | 6.1°F (2020) | 0.29 in (1984) |
| October 27 | 73.9°F (1937) | 5.0°F (2019) | 0.50 in (1991) |
| October 28 | 71.1°F (1952) | 5.0°F (2019) | 0.40 in (1927) |
| October 29 | 72.0°F (1962) | 1.0°F (1932) | 0.25 in (1992) |
| October 30 | 73.0°F (1962) | 1.0°F (2019) | 0.93 in (1964) |
| October 31 | 68.0°F (1937) | 3.9°F (2002) | 0.76 in (2016) |