May weather in Grayson, LA
The average temperature in Grayson in May is 73.3°F (62.8°F–83.8°F). Average precipitation: 4.93 inches.
May is a spring month in Grayson, and is warmer than the annual average of 65.5°F. Daily temperatures swing about 21°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 38m. For travel, May is a comfortable month to visit.
Avg High
83.8°F
Avg Low
62.8°F
Precipitation
4.93 in
Daylight
13h 38m
May records in Grayson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (2002) | 45.0°F (2005) | 1.92 in (2022) |
| May 2 | 91.0°F (2002) | 43.0°F (2014) | 4.00 in (1986) |
| May 3 | 90.0°F (2002) | 43.0°F (2014) | 3.00 in (2025) |
| May 4 | 89.1°F (2003) | 39.0°F (2013) | 3.10 in (1979) |
| May 5 | 91.0°F (2012) | 39.9°F (2013) | 2.22 in (1989) |
| May 6 | 91.9°F (2010) | 41.0°F (2013) | 0.75 in (1999) |
| May 7 | 91.9°F (2010) | 46.9°F (2005) | 4.80 in (1978) |
| May 8 | 91.9°F (2010) | 50.0°F (2005) | 1.67 in (1994) |
| May 9 | 91.9°F (2003) | 53.1°F (2010) | 1.54 in (2014) |
| May 10 | 93.0°F (2003) | 48.0°F (2020) | 1.85 in (1993) |
| May 11 | 91.0°F (2003) | 48.0°F (2020) | 0.89 in (2019) |
| May 12 | 91.9°F (2002) | 48.0°F (2008) | 1.52 in (2023) |
| May 13 | 91.9°F (2010) | 48.0°F (2013) | 4.04 in (1990) |
| May 14 | 90.0°F (2011) | 48.9°F (2008) | 1.28 in (2014) |
| May 15 | 91.9°F (2018) | 44.1°F (2014) | 2.37 in (1983) |
| May 16 | 93.0°F (2018) | 45.0°F (2014) | 3.61 in (1983) |
| May 17 | 93.0°F (2018) | 46.9°F (2011) | 1.65 in (1989) |
| May 18 | 91.9°F (2018) | 46.0°F (2011) | 7.10 in (2015) |
| May 19 | 91.9°F (2022) | 46.9°F (2002) | 4.55 in (1983) |
| May 20 | 93.0°F (2018) | 46.0°F (2002) | 3.35 in (1983) |
| May 21 | 91.9°F (2008) | 46.9°F (2002) | 2.05 in (1997) |
| May 22 | 91.9°F (2005) | 50.0°F (2001) | 2.17 in (1980) |
| May 23 | 93.0°F (2019) | 46.9°F (2008) | 1.76 in (2018) |
| May 24 | 93.0°F (2010) | 53.1°F (2001) | 0.79 in (2018) |
| May 25 | 95.0°F (2010) | 52.0°F (2017) | 3.30 in (1987) |
| May 26 | 93.9°F (2010) | 52.0°F (2017) | 1.20 in (1992) |
| May 27 | 93.0°F (2012) | 57.0°F (2005) | 1.52 in (2025) |
| May 28 | 93.9°F (2000) | 55.9°F (2003) | 1.61 in (2016) |
| May 29 | 95.0°F (2011) | 57.9°F (2022) | 1.76 in (2017) |
| May 30 | 96.1°F (2018) | 53.1°F (2021) | 1.88 in (1991) |
| May 31 | 96.1°F (2018) | 53.1°F (2021) | 2.00 in (2014) |