May weather in Collinsville, TX
The average temperature in Collinsville in May is 70.0°F (60.1°F–80.0°F). Average precipitation: 5.64 inches.
May is a spring month in Collinsville, and is warmer than the annual average of 63.2°F. Daily temperatures swing about 19.9°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 13h 44m. For travel, May is a wet month.
Avg High
80.0°F
Avg Low
60.1°F
Precipitation
5.64 in
Daylight
13h 44m
May records in Collinsville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (1987) | 39.9°F (2017) | 2.05 in (2025) |
| May 2 | 90.0°F (2002) | 41.0°F (2017) | 3.34 in (2019) |
| May 3 | 90.0°F (1987) | 33.1°F (2013) | 3.75 in (1990) |
| May 4 | 91.0°F (2012) | 33.1°F (2013) | 0.70 in (2018) |
| May 5 | 93.9°F (2014) | 43.0°F (2013) | 2.35 in (2001) |
| May 6 | 91.0°F (2003) | 44.1°F (2013) | 1.17 in (2015) |
| May 7 | 93.0°F (1998) | 44.1°F (2013) | 2.02 in (2015) |
| May 8 | 91.0°F (2018) | 46.9°F (1990) | 3.83 in (2015) |
| May 9 | 91.9°F (2024) | 46.0°F (2020) | 1.24 in (2019) |
| May 10 | 93.0°F (2006) | 45.0°F (2019) | 3.78 in (1993) |
| May 11 | 90.0°F (1988) | 46.0°F (1997) | 2.00 in (2015) |
| May 12 | 90.0°F (2000) | 46.9°F (2008) | 1.42 in (2012) |
| May 13 | 91.9°F (1992) | 46.9°F (1996) | 1.52 in (1994) |
| May 14 | 93.0°F (1995) | 46.0°F (2011) | 1.66 in (2015) |
| May 15 | 97.0°F (2025) | 46.0°F (2011) | 1.09 in (1987) |
| May 16 | 93.0°F (2022) | 46.0°F (2011) | 1.88 in (2023) |
| May 17 | 91.0°F (1996) | 48.0°F (2011) | 5.81 in (1989) |
| May 18 | 93.0°F (1988) | 48.0°F (2009) | 3.58 in (1989) |
| May 19 | 91.9°F (2006) | 48.9°F (2002) | 1.91 in (1992) |
| May 20 | 96.1°F (2006) | 50.0°F (1995) | 2.73 in (2015) |
| May 21 | 95.0°F (2005) | 51.1°F (2002) | 2.19 in (2011) |
| May 22 | 97.0°F (2005) | 48.9°F (2001) | 1.05 in (2013) |
| May 23 | 98.1°F (2005) | 48.9°F (2001) | 2.25 in (2020) |
| May 24 | 96.1°F (1996) | 48.0°F (2017) | 1.30 in (2015) |
| May 25 | 95.0°F (1996) | 52.0°F (2017) | 2.20 in (2022) |
| May 26 | 93.9°F (2006) | 52.0°F (2022) | 2.71 in (2025) |
| May 27 | 97.0°F (2017) | 52.0°F (1992) | 1.77 in (1999) |
| May 28 | 95.0°F (1996) | 53.1°F (1992) | 2.10 in (1987) |
| May 29 | 93.0°F (1998) | 51.1°F (1992) | 6.92 in (2015) |
| May 30 | 93.9°F (1998) | 51.1°F (1992) | 1.36 in (1994) |
| May 31 | 98.1°F (2003) | 54.0°F (1992) | 2.13 in (2024) |