September weather in Olney, TX
The average temperature in Olney in September is 76.3°F (63.5°F–89.2°F). Average precipitation: 2.53 inches.
September is a fall month in Olney, and is warmer than the annual average of 63.9°F. Daily temperatures swing about 25.7°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 12m. For travel, September is hot.
Avg High
89.2°F
Avg Low
63.5°F
Precipitation
2.53 in
Daylight
12h 12m
September records in Olney
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 109.0°F (2000) | 57.9°F (1968) | 1.05 in (1986) |
| September 2 | 109.0°F (2000) | 59.0°F (1956) | 1.90 in (1984) |
| September 3 | 109.0°F (2000) | 51.1°F (1974) | 1.41 in (1959) |
| September 4 | 111.0°F (2000) | 48.0°F (1974) | 3.53 in (1961) |
| September 5 | 109.9°F (2000) | 52.0°F (1974) | 2.83 in (1967) |
| September 6 | 104.0°F (1983) | 52.0°F (1974) | 2.53 in (1962) |
| September 7 | 104.0°F (1963) | 52.0°F (1974) | 1.21 in (1962) |
| September 8 | 102.9°F (1998) | 51.1°F (1957) | 1.31 in (2010) |
| September 9 | 102.9°F (1984) | 48.9°F (2004) | 2.80 in (1966) |
| September 10 | 104.0°F (2000) | 50.0°F (1956) | 2.73 in (2007) |
| September 11 | 106.0°F (2000) | 48.0°F (1956) | 1.20 in (2008) |
| September 12 | 100.9°F (1984) | 48.0°F (1956) | 2.20 in (1961) |
| September 13 | 102.0°F (1965) | 48.0°F (1959) | 3.52 in (1970) |
| September 14 | 102.0°F (1965) | 48.9°F (1993) | 2.29 in (1993) |
| September 15 | 102.0°F (1965) | 44.1°F (1993) | 1.33 in (1987) |
| September 16 | 100.9°F (1956) | 45.0°F (1993) | 3.36 in (1958) |
| September 17 | 102.9°F (1997) | 45.0°F (1993) | 0.69 in (1962) |
| September 18 | 102.9°F (1977) | 44.1°F (1981) | 2.18 in (1996) |
| September 19 | 100.9°F (1956) | 45.0°F (1993) | 2.53 in (1976) |
| September 20 | 100.0°F (1960) | 43.0°F (1971) | 0.47 in (1974) |
| September 21 | 102.9°F (1998) | 37.9°F (1983) | 1.25 in (1990) |
| September 22 | 100.9°F (2000) | 41.0°F (1999) | 3.10 in (1969) |
| September 23 | 99.0°F (1977) | 45.0°F (1995) | 1.23 in (1969) |
| September 24 | 102.0°F (1977) | 44.1°F (1994) | 1.28 in (1968) |
| September 25 | 109.9°F (1977) | 43.0°F (1975) | 2.94 in (2010) |
| September 26 | 108.0°F (1977) | 39.9°F (2000) | 1.30 in (1973) |
| September 27 | 102.9°F (1977) | 39.9°F (2000) | 2.80 in (1980) |
| September 28 | 106.0°F (1977) | 41.0°F (1967) | 4.67 in (1980) |
| September 29 | 105.1°F (1977) | 46.0°F (1984) | 2.26 in (1988) |
| September 30 | 107.1°F (1977) | 37.9°F (1984) | 1.21 in (1966) |