April weather in Sour Lake, TX
The average temperature in Sour Lake in April is 68.6°F (59.1°F–78.0°F). Average precipitation: 3.65 inches.
April is a spring month in Sour Lake, and is cooler than the annual average of 68.9°F. Daily temperatures swing about 18.9°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 12h 44m. For travel, April is one of the best months of the year to visit.
Avg High
78.0°F
Avg Low
59.1°F
Precipitation
3.65 in
Daylight
12h 44m
April records in Sour Lake
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 86.0°F (1953) | 36.0°F (2019) | 0.98 in (2013) |
| April 2 | 88.0°F (2023) | 35.1°F (1962) | 0.30 in (2007) |
| April 3 | 84.0°F (2025) | 30.0°F (1987) | 2.13 in (2000) |
| April 4 | 87.1°F (1980) | 32.0°F (1987) | 2.88 in (1993) |
| April 5 | 84.9°F (2001) | 39.0°F (1987) | 2.23 in (1991) |
| April 6 | 89.1°F (1982) | 41.0°F (1950) | 1.90 in (1992) |
| April 7 | 87.1°F (1948) | 36.0°F (1996) | 1.29 in (2004) |
| April 8 | 86.0°F (1998) | 41.0°F (1951) | 4.32 in (2002) |
| April 9 | 88.0°F (1982) | 37.0°F (2007) | 2.00 in (1959) |
| April 10 | 90.0°F (2020) | 39.0°F (2003) | 1.62 in (1959) |
| April 11 | 88.0°F (1963) | 37.9°F (1989) | 2.81 in (2013) |
| April 12 | 86.0°F (1963) | 37.9°F (1951) | 1.71 in (1952) |
| April 13 | 90.0°F (2020) | 37.9°F (1951) | 1.17 in (1980) |
| April 14 | 88.0°F (1992) | 37.0°F (1980) | 1.50 in (1958) |
| April 15 | 86.0°F (1953) | 39.0°F (2014) | 2.01 in (1991) |
| April 16 | 89.1°F (1985) | 37.0°F (1961) | 1.33 in (1954) |
| April 17 | 90.0°F (1985) | 39.0°F (1983) | 5.94 in (2015) |
| April 18 | 90.0°F (1987) | 43.0°F (1983) | 2.18 in (2016) |
| April 19 | 91.0°F (1987) | 45.0°F (1953) | 2.69 in (2009) |
| April 20 | 90.0°F (1987) | 39.9°F (2013) | 8.83 in (1979) |
| April 21 | 91.9°F (1987) | 44.1°F (1953) | 2.39 in (2023) |
| April 22 | 90.0°F (1987) | 43.0°F (1993) | 1.60 in (2016) |
| April 23 | 89.1°F (2006) | 46.0°F (1998) | 4.43 in (1952) |
| April 24 | 88.0°F (1963) | 45.0°F (1995) | 1.98 in (1981) |
| April 25 | 88.0°F (1958) | 45.0°F (1983) | 1.50 in (1962) |
| April 26 | 91.9°F (1955) | 50.0°F (1987) | 1.38 in (1997) |
| April 27 | 93.9°F (2020) | 48.0°F (1980) | 2.18 in (1990) |
| April 28 | 91.9°F (1948) | 50.0°F (1980) | 2.61 in (2009) |
| April 29 | 93.9°F (1987) | 46.9°F (2008) | 3.92 in (2024) |
| April 30 | 91.0°F (1999) | 42.1°F (1996) | 2.83 in (1950) |