May weather in Jamestown, ND
The average temperature in Jamestown in May is 54.7°F (42.5°F–66.9°F). Average precipitation: 3.44 inches. Average snowfall is 0.4 inches.
May is a spring month in Jamestown, and is warmer than the annual average of 41.2°F. Daily temperatures swing about 24.4°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 14h 51m. For travel, May is a comfortable month to visit.
Avg High
66.9°F
Avg Low
42.5°F
Precipitation
3.44 in
Snow
0.4 in
May records in Jamestown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 91.9°F (1992) | 8.1°F (1909) | 1.45 in (1902) |
| May 2 | 93.0°F (1955) | 10.9°F (1907) | 0.51 in (1948) |
| May 3 | 95.0°F (1952) | 14.0°F (1907) | 1.42 in (1915) |
| May 4 | 93.9°F (1926) | 21.0°F (2013) | 1.30 in (1905) |
| May 5 | 96.1°F (1926) | 19.9°F (1929) | 1.77 in (1999) |
| May 6 | 90.0°F (2000) | 19.9°F (1929) | 1.00 in (1999) |
| May 7 | 99.0°F (1934) | 21.0°F (1929) | 1.46 in (2023) |
| May 8 | 90.0°F (1985) | 21.9°F (1907) | 1.64 in (2005) |
| May 9 | 91.0°F (1992) | 18.0°F (1945) | 1.84 in (1993) |
| May 10 | 93.0°F (1987) | 19.9°F (1946) | 1.64 in (1922) |
| May 11 | 91.9°F (1900) | 17.1°F (1946) | 1.20 in (1922) |
| May 12 | 93.9°F (2025) | 12.0°F (1946) | 0.74 in (1930) |
| May 13 | 95.0°F (2025) | 21.0°F (1918) | 1.21 in (2003) |
| May 14 | 93.0°F (2025) | 19.0°F (1907) | 1.30 in (1906) |
| May 15 | 95.0°F (1934) | 25.0°F (1907) | 1.10 in (1911) |
| May 16 | 91.0°F (1917) | 24.1°F (1925) | 1.47 in (1942) |
| May 17 | 93.0°F (1972) | 25.0°F (1898) | 2.75 in (2015) |
| May 18 | 91.9°F (1941) | 28.9°F (1913) | 2.50 in (2015) |
| May 19 | 95.0°F (1948) | 28.0°F (1907) | 2.05 in (2013) |
| May 20 | 93.9°F (1992) | 19.9°F (1907) | 1.25 in (1898) |
| May 21 | 97.0°F (1980) | 28.0°F (1931) | 1.85 in (1987) |
| May 22 | 93.0°F (1980) | 21.9°F (1931) | 1.58 in (1903) |
| May 23 | 93.0°F (1928) | 25.0°F (1924) | 1.73 in (1991) |
| May 24 | 91.0°F (2023) | 25.0°F (1930) | 2.19 in (2014) |
| May 25 | 95.0°F (1941) | 28.0°F (1910) | 2.43 in (2010) |
| May 26 | 100.9°F (1934) | 30.9°F (1910) | 1.48 in (1932) |
| May 27 | 102.0°F (1934) | 23.0°F (1907) | 2.25 in (1912) |
| May 28 | 100.0°F (1969) | 23.0°F (1947) | 1.35 in (1956) |
| May 29 | 107.1°F (1934) | 28.0°F (1947) | 1.48 in (1909) |
| May 30 | 100.9°F (1939) | 24.1°F (1947) | 2.24 in (2004) |
| May 31 | 95.0°F (1939) | 30.0°F (1897) | 1.47 in (1996) |