October weather in McAllen, TX
The average temperature in McAllen in October is 77.8°F (66.4°F–89.1°F). Average precipitation: 2.04 inches.
October is a fall month in McAllen, and is warmer than the annual average of 75.5°F. Daily temperatures swing about 22.7°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 11h 22m. For travel, October is hot.
Avg High
89.1°F
Avg Low
66.4°F
Precipitation
2.04 in
Daylight
11h 22m
October records in McAllen
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 98.1°F (1962) | 54.0°F (1975) | 3.61 in (1958) |
| October 2 | 98.1°F (2005) | 52.0°F (1958) | 0.67 in (1945) |
| October 3 | 100.9°F (1977) | 53.1°F (1961) | 2.08 in (1953) |
| October 4 | 98.1°F (1956) | 48.0°F (1961) | 4.63 in (1954) |
| October 5 | 100.0°F (2016) | 51.1°F (1975) | 1.12 in (1976) |
| October 6 | 100.0°F (2016) | 53.1°F (1975) | 2.26 in (1978) |
| October 7 | 100.0°F (2016) | 53.1°F (1952) | 1.53 in (1998) |
| October 8 | 99.0°F (1945) | 45.0°F (1952) | 0.73 in (1967) |
| October 9 | 99.0°F (1962) | 45.0°F (1952) | 0.90 in (2007) |
| October 10 | 98.1°F (1962) | 46.9°F (1976) | 2.50 in (1997) |
| October 11 | 98.1°F (1962) | 46.9°F (1976) | 1.44 in (1941) |
| October 12 | 98.1°F (2014) | 51.1°F (1976) | 1.52 in (1966) |
| October 13 | 97.0°F (1962) | 46.0°F (1944) | 2.00 in (2003) |
| October 14 | 98.1°F (2015) | 48.0°F (1977) | 2.07 in (1973) |
| October 15 | 100.0°F (1957) | 46.9°F (1955) | 5.00 in (1966) |
| October 16 | 97.0°F (1980) | 50.0°F (1954) | 1.94 in (1967) |
| October 17 | 97.0°F (1984) | 48.0°F (1974) | 1.42 in (1948) |
| October 18 | 98.1°F (2016) | 48.0°F (1948) | 1.40 in (1956) |
| October 19 | 105.1°F (2012) | 48.9°F (1948) | 2.39 in (1965) |
| October 20 | 99.0°F (2004) | 48.0°F (1966) | 2.04 in (1980) |
| October 21 | 98.1°F (2016) | 45.0°F (1964) | 1.05 in (1974) |
| October 22 | 95.0°F (1950) | 46.0°F (1976) | 1.56 in (1958) |
| October 23 | 96.1°F (1942) | 48.9°F (1996) | 1.02 in (1953) |
| October 24 | 96.1°F (1946) | 44.1°F (1981) | 1.50 in (1977) |
| October 25 | 98.1°F (2001) | 48.0°F (1979) | 4.11 in (1974) |
| October 26 | 95.0°F (2012) | 44.1°F (1943) | 1.81 in (2003) |
| October 27 | 95.0°F (2025) | 46.0°F (1957) | 1.66 in (2003) |
| October 28 | 96.1°F (2025) | 42.1°F (1957) | 2.53 in (1976) |
| October 29 | 96.1°F (2025) | 46.9°F (1976) | 1.67 in (1976) |
| October 30 | 95.0°F (1942) | 45.0°F (1970) | 1.30 in (1991) |
| October 31 | 93.9°F (1947) | 43.0°F (1970) | 1.23 in (1985) |