May weather in Grand Coteau, LA
The average temperature in Grand Coteau in May is 75.0°F (64.5°F–85.5°F). Average precipitation: 5.72 inches.
May is a spring month in Grand Coteau, and is warmer than the annual average of 68.3°F. Daily temperatures swing about 21°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 32m. For travel, May is a wet month.
Avg High
85.5°F
Avg Low
64.5°F
Precipitation
5.72 in
Daylight
13h 32m
May records in Grand Coteau
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 91.9°F (1901) | 42.1°F (1908) | 9.20 in (2016) |
| May 2 | 93.0°F (2002) | 44.1°F (1909) | 2.18 in (1967) |
| May 3 | 95.0°F (2002) | 45.0°F (1929) | 4.25 in (1912) |
| May 4 | 95.0°F (2003) | 43.0°F (2011) | 2.65 in (2017) |
| May 5 | 93.0°F (1952) | 44.1°F (1954) | 4.70 in (1981) |
| May 6 | 93.0°F (1952) | 46.0°F (2013) | 10.33 in (1935) |
| May 7 | 93.0°F (2002) | 44.1°F (1992) | 5.65 in (1907) |
| May 8 | 93.9°F (1977) | 45.0°F (1917) | 3.87 in (1907) |
| May 9 | 93.0°F (2002) | 45.0°F (1917) | 2.30 in (1907) |
| May 10 | 93.9°F (2002) | 45.0°F (1906) | 4.60 in (1912) |
| May 11 | 93.0°F (1916) | 48.0°F (1906) | 2.53 in (1996) |
| May 12 | 95.0°F (1916) | 46.9°F (1924) | 10.52 in (2004) |
| May 13 | 95.0°F (1899) | 44.1°F (1960) | 3.62 in (1953) |
| May 14 | 93.9°F (1899) | 50.0°F (1960) | 3.85 in (2008) |
| May 15 | 95.0°F (1899) | 46.0°F (2014) | 4.35 in (1928) |
| May 16 | 91.9°F (1933) | 48.9°F (1926) | 8.25 in (1980) |
| May 17 | 93.0°F (1988) | 46.9°F (2011) | 2.20 in (1936) |
| May 18 | 95.0°F (1941) | 51.1°F (1945) | 5.67 in (1953) |
| May 19 | 93.0°F (1899) | 48.0°F (2002) | 3.45 in (1952) |
| May 20 | 93.9°F (1937) | 46.9°F (2002) | 2.83 in (1955) |
| May 21 | 95.0°F (2005) | 48.0°F (1954) | 4.00 in (1916) |
| May 22 | 95.0°F (1996) | 48.9°F (1954) | 12.00 in (1927) |
| May 23 | 95.0°F (1911) | 53.1°F (2001) | 1.85 in (1907) |
| May 24 | 96.1°F (1911) | 52.0°F (1913) | 2.40 in (1961) |
| May 25 | 95.0°F (2000) | 53.1°F (1979) | 4.11 in (1997) |
| May 26 | 95.0°F (2000) | 50.0°F (1925) | 2.25 in (1932) |
| May 27 | 93.9°F (1905) | 46.9°F (1901) | 1.60 in (1956) |
| May 28 | 95.0°F (1911) | 48.9°F (1961) | 7.50 in (2014) |
| May 29 | 99.0°F (1911) | 50.0°F (1961) | 4.80 in (1907) |
| May 30 | 100.0°F (1911) | 48.9°F (1984) | 5.18 in (1979) |
| May 31 | 99.0°F (1911) | 50.0°F (1984) | 1.81 in (2015) |