September weather in Calvert, TX
The average temperature in Calvert in September is 79.0°F (67.5°F–90.6°F). Average precipitation: 3.03 inches.
September is a fall month in Calvert, and is warmer than the annual average of 67.9°F. Daily temperatures swing about 23.1°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 12h 11m. For travel, September is hot.
Avg High
90.6°F
Avg Low
67.5°F
Precipitation
3.03 in
Daylight
12h 11m
September records in Calvert
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 109.0°F (1985) | 61.0°F (2004) | 1.53 in (1970) |
| September 2 | 106.0°F (2000) | 64.0°F (1987) | 2.20 in (1976) |
| September 3 | 109.0°F (2000) | 57.0°F (1974) | 1.38 in (1981) |
| September 4 | 111.9°F (2000) | 55.0°F (1974) | 0.70 in (1997) |
| September 5 | 108.0°F (2000) | 51.1°F (1974) | 1.19 in (1973) |
| September 6 | 102.0°F (1971) | 51.1°F (1974) | 1.62 in (1986) |
| September 7 | 100.9°F (1985) | 53.1°F (2003) | 2.00 in (1977) |
| September 8 | 100.9°F (1985) | 57.9°F (1988) | 1.65 in (2010) |
| September 9 | 100.9°F (1997) | 57.0°F (1988) | 2.26 in (2008) |
| September 10 | 99.0°F (1963) | 59.0°F (1988) | 3.14 in (1990) |
| September 11 | 102.0°F (2000) | 55.0°F (1976) | 2.80 in (1998) |
| September 12 | 100.9°F (1982) | 57.0°F (1969) | 2.45 in (2003) |
| September 13 | 99.0°F (1972) | 54.0°F (1964) | 4.04 in (1974) |
| September 14 | 100.0°F (1984) | 51.1°F (1989) | 3.10 in (1981) |
| September 15 | 99.0°F (1965) | 50.0°F (1989) | 2.00 in (1981) |
| September 16 | 98.1°F (1997) | 52.0°F (1989) | 3.17 in (1964) |
| September 17 | 98.1°F (1972) | 52.0°F (1981) | 1.30 in (1964) |
| September 18 | 99.0°F (1982) | 46.9°F (1981) | 2.78 in (2006) |
| September 19 | 98.1°F (1972) | 45.0°F (1981) | 2.56 in (1983) |
| September 20 | 100.9°F (1999) | 46.9°F (1981) | 0.90 in (1979) |
| September 21 | 97.0°F (1999) | 50.0°F (1983) | 1.89 in (2013) |
| September 22 | 97.0°F (2000) | 44.1°F (1983) | 1.62 in (1965) |
| September 23 | 98.1°F (2000) | 43.0°F (1994) | 1.14 in (1997) |
| September 24 | 97.0°F (1977) | 45.0°F (1975) | 1.14 in (1964) |
| September 25 | 95.0°F (1977) | 45.0°F (1989) | 2.28 in (1970) |
| September 26 | 96.1°F (1977) | 46.0°F (2000) | 1.32 in (1993) |
| September 27 | 98.1°F (1977) | 48.0°F (2000) | 2.03 in (1973) |
| September 28 | 96.1°F (1977) | 46.9°F (1996) | 0.80 in (1985) |
| September 29 | 96.1°F (1977) | 46.9°F (1974) | 2.84 in (2013) |
| September 30 | 96.1°F (1977) | 44.1°F (1984) | 1.90 in (2012) |