May weather in St. Maries, ID
The average temperature in St. Maries in May is 54.9°F (42.0°F–67.8°F). Average precipitation: 2.43 inches.
May is a spring month in St. Maries, and is warmer than the annual average of 47.9°F. Daily temperatures swing about 25.8°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 53m. For travel, May is a comfortable month to visit.
Avg High
67.8°F
Avg Low
42.0°F
Precipitation
2.43 in
Snow
0.1 in
May records in St. Maries
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 86.0°F (1981) | 19.9°F (1954) | 0.65 in (2012) |
| May 2 | 82.9°F (1966) | 27.0°F (1944) | 0.58 in (1977) |
| May 3 | 88.0°F (2023) | 27.0°F (1919) | 0.78 in (1930) |
| May 4 | 87.1°F (1966) | 26.1°F (1949) | 1.08 in (1993) |
| May 5 | 93.9°F (1966) | 25.0°F (2021) | 0.72 in (2009) |
| May 6 | 91.9°F (1966) | 26.1°F (1943) | 0.85 in (1983) |
| May 7 | 93.9°F (1987) | 28.0°F (1930) | 0.61 in (1962) |
| May 8 | 91.0°F (1987) | 28.0°F (1909) | 1.36 in (1948) |
| May 9 | 90.0°F (1987) | 25.0°F (1922) | 0.99 in (1905) |
| May 10 | 91.0°F (1936) | 27.0°F (1922) | 1.21 in (2005) |
| May 11 | 91.9°F (1993) | 28.0°F (1999) | 0.96 in (1967) |
| May 12 | 95.0°F (1993) | 27.0°F (1916) | 0.94 in (1900) |
| May 13 | 93.9°F (1993) | 28.0°F (1916) | 0.92 in (1957) |
| May 14 | 90.0°F (1973) | 26.1°F (1986) | 0.54 in (2009) |
| May 15 | 91.0°F (1973) | 28.0°F (1986) | 0.95 in (1906) |
| May 16 | 91.0°F (1939) | 27.0°F (1986) | 1.16 in (1911) |
| May 17 | 91.9°F (2006) | 28.9°F (1917) | 1.22 in (2019) |
| May 18 | 93.0°F (2006) | 30.0°F (1905) | 0.93 in (1903) |
| May 19 | 91.9°F (2006) | 30.0°F (1931) | 1.09 in (1957) |
| May 20 | 86.0°F (1954) | 32.0°F (1933) | 1.42 in (1957) |
| May 21 | 87.1°F (1929) | 28.9°F (1953) | 1.05 in (1925) |
| May 22 | 93.0°F (1988) | 30.9°F (1953) | 1.89 in (2004) |
| May 23 | 91.0°F (1985) | 25.0°F (1986) | 1.35 in (1948) |
| May 24 | 93.9°F (1934) | 30.9°F (1918) | 1.14 in (1953) |
| May 25 | 93.9°F (1928) | 28.0°F (1904) | 1.00 in (1980) |
| May 26 | 95.0°F (1936) | 26.1°F (1953) | 1.05 in (1906) |
| May 27 | 91.0°F (1958) | 28.9°F (1918) | 1.24 in (1946) |
| May 28 | 93.0°F (1934) | 28.0°F (1926) | 0.80 in (1916) |
| May 29 | 93.9°F (1983) | 30.0°F (1951) | 0.94 in (1948) |
| May 30 | 93.9°F (1986) | 28.0°F (1951) | 1.62 in (1985) |
| May 31 | 97.0°F (1940) | 32.0°F (1920) | 0.92 in (1987) |