July weather in Williston, ND
The average temperature in Williston in July is 70.4°F (56.3°F–84.5°F). Average precipitation: 2.48 inches.
July is a summer month in Williston, and is warmer than the annual average of 41.7°F. Daily temperatures swing about 28.2°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 15h 29m. For travel, July is a comfortable month to visit.
Avg High
84.5°F
Avg Low
56.3°F
Precipitation
2.48 in
Daylight
15h 29m
July records in Williston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 98.1°F (2003) | 42.1°F (1951) | 4.82 in (1997) |
| July 2 | 97.0°F (1949) | 37.9°F (1968) | 1.90 in (1902) |
| July 3 | 100.0°F (2017) | 34.0°F (1967) | 1.81 in (1993) |
| July 4 | 107.1°F (1989) | 37.9°F (1972) | 2.24 in (1978) |
| July 5 | 109.9°F (1936) | 42.1°F (1929) | 1.54 in (1964) |
| July 6 | 109.0°F (1936) | 36.0°F (1908) | 1.98 in (1962) |
| July 7 | 100.0°F (1930) | 42.1°F (1958) | 1.28 in (1969) |
| July 8 | 108.0°F (1989) | 43.0°F (1944) | 1.41 in (2002) |
| July 9 | 100.0°F (2005) | 39.0°F (1996) | 3.12 in (2019) |
| July 10 | 109.0°F (1980) | 41.0°F (1951) | 4.93 in (1963) |
| July 11 | 102.0°F (1939) | 43.0°F (1941) | 1.32 in (1914) |
| July 12 | 100.0°F (1968) | 41.0°F (1993) | 0.98 in (1948) |
| July 13 | 98.1°F (1925) | 41.0°F (1967) | 0.43 in (2005) |
| July 14 | 107.1°F (1983) | 43.0°F (1993) | 0.52 in (1948) |
| July 15 | 102.0°F (1936) | 42.1°F (1912) | 1.62 in (1928) |
| July 16 | 107.1°F (1966) | 39.9°F (1976) | 0.96 in (1986) |
| July 17 | 100.9°F (1919) | 42.1°F (2009) | 2.82 in (1986) |
| July 18 | 105.1°F (1936) | 42.1°F (1912) | 3.35 in (1987) |
| July 19 | 102.0°F (1960) | 39.0°F (1900) | 1.30 in (1952) |
| July 20 | 106.0°F (1960) | 37.0°F (1898) | 1.28 in (1948) |
| July 21 | 102.0°F (2007) | 41.0°F (1911) | 0.75 in (1954) |
| July 22 | 102.9°F (1988) | 37.9°F (1896) | 1.30 in (1999) |
| July 23 | 107.1°F (1980) | 39.9°F (2004) | 1.61 in (2010) |
| July 24 | 107.1°F (2007) | 43.0°F (1911) | 0.58 in (1963) |
| July 25 | 105.1°F (1931) | 44.1°F (1911) | 0.57 in (1918) |
| July 26 | 104.0°F (1929) | 42.1°F (1967) | 1.70 in (1938) |
| July 27 | 108.0°F (1988) | 39.9°F (1908) | 0.94 in (2001) |
| July 28 | 104.0°F (1975) | 43.0°F (1971) | 0.87 in (1901) |
| July 29 | 102.9°F (1984) | 39.9°F (1899) | 1.72 in (1950) |
| July 30 | 102.0°F (2000) | 39.0°F (1903) | 0.41 in (1961) |
| July 31 | 105.1°F (1989) | 39.9°F (1898) | 0.69 in (1931) |