May weather in Petersburg, TX
The average temperature in Petersburg in May is 67.3°F (53.6°F–81.0°F). Average precipitation: 2.86 inches.
May is a spring month in Petersburg, and is warmer than the annual average of 59.3°F. Daily temperatures swing about 27.4°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 13h 46m. For travel, May is a comfortable month to visit.
Avg High
81.0°F
Avg Low
53.6°F
Precipitation
2.86 in
Daylight
13h 46m
May records in Petersburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 93.9°F (2013) | 33.1°F (2017) | 1.45 in (1987) |
| May 2 | 99.0°F (2020) | 35.1°F (2004) | 0.97 in (1999) |
| May 3 | 98.1°F (2020) | 26.1°F (2013) | 1.85 in (1978) |
| May 4 | 96.1°F (2012) | 27.0°F (2013) | 1.92 in (2006) |
| May 5 | 97.0°F (2020) | 37.0°F (2013) | 2.45 in (2015) |
| May 6 | 97.0°F (2012) | 36.0°F (2013) | 2.33 in (2025) |
| May 7 | 95.0°F (2010) | 45.0°F (2003) | 1.55 in (2008) |
| May 8 | 102.0°F (2022) | 42.1°F (2010) | 0.83 in (2015) |
| May 9 | 100.9°F (2022) | 41.0°F (2020) | 1.64 in (2007) |
| May 10 | 98.1°F (2022) | 37.9°F (1981) | 1.90 in (1947) |
| May 11 | 99.0°F (2022) | 37.9°F (1981) | 1.74 in (1954) |
| May 12 | 100.0°F (2018) | 41.0°F (1981) | 1.01 in (1997) |
| May 13 | 99.0°F (2018) | 37.9°F (1971) | 2.42 in (2001) |
| May 14 | 96.1°F (2003) | 37.0°F (2014) | 1.23 in (2016) |
| May 15 | 98.1°F (2022) | 37.0°F (2014) | 1.11 in (1980) |
| May 16 | 99.0°F (2022) | 41.0°F (2014) | 1.99 in (1951) |
| May 17 | 100.0°F (1971) | 42.1°F (2009) | 3.26 in (1951) |
| May 18 | 100.9°F (2022) | 42.1°F (2009) | 1.23 in (2016) |
| May 19 | 99.0°F (2003) | 39.9°F (1971) | 2.31 in (1961) |
| May 20 | 100.9°F (2022) | 41.0°F (1971) | 0.62 in (2003) |
| May 21 | 100.9°F (2022) | 45.0°F (1981) | 0.60 in (1979) |
| May 22 | 97.0°F (2006) | 46.0°F (2015) | 2.41 in (1979) |
| May 23 | 98.1°F (2025) | 48.9°F (2022) | 1.30 in (1987) |
| May 24 | 99.0°F (2012) | 44.1°F (2017) | 2.91 in (2019) |
| May 25 | 99.0°F (2012) | 46.0°F (2022) | 1.05 in (2023) |
| May 26 | 100.0°F (2012) | 46.0°F (2022) | 4.76 in (1996) |
| May 27 | 100.0°F (2018) | 48.0°F (2011) | 2.31 in (2014) |
| May 28 | 100.0°F (2018) | 50.0°F (2004) | 1.60 in (1961) |
| May 29 | 104.0°F (2022) | 48.9°F (2004) | 1.05 in (2015) |
| May 30 | 100.0°F (2011) | 52.0°F (2016) | 1.06 in (1963) |
| May 31 | 102.9°F (2018) | 50.0°F (2004) | 1.72 in (2021) |