July weather in Sidney, MT
The average temperature in Sidney in July is 72.0°F (57.3°F–86.6°F). Average precipitation: 2.65 inches.
July is a summer month in Sidney, and is warmer than the annual average of 45.2°F. Daily temperatures swing about 29.3°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 15h 26m. For travel, July is a comfortable month to visit.
Avg High
86.6°F
Avg Low
57.3°F
Precipitation
2.65 in
Daylight
15h 26m
July records in Sidney
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 97.0°F (2008) | 39.0°F (1949) | 2.74 in (2009) |
| July 2 | 99.0°F (1990) | 36.0°F (1968) | 0.93 in (1997) |
| July 3 | 102.9°F (1920) | 35.1°F (1967) | 1.33 in (1969) |
| July 4 | 104.0°F (1989) | 39.0°F (1972) | 1.05 in (1995) |
| July 5 | 104.0°F (1989) | 41.0°F (1960) | 1.40 in (1964) |
| July 6 | 102.9°F (1981) | 43.0°F (1960) | 1.16 in (1962) |
| July 7 | 100.9°F (1981) | 39.0°F (1958) | 1.92 in (1969) |
| July 8 | 102.9°F (1989) | 42.1°F (1971) | 0.96 in (1958) |
| July 9 | 104.0°F (2025) | 42.1°F (1981) | 2.73 in (2019) |
| July 10 | 102.9°F (2025) | 41.0°F (1951) | 2.02 in (1915) |
| July 11 | 99.0°F (2017) | 44.1°F (1959) | 2.20 in (1914) |
| July 12 | 99.0°F (2024) | 34.0°F (1921) | 0.70 in (1995) |
| July 13 | 100.0°F (2024) | 41.0°F (1967) | 1.30 in (1920) |
| July 14 | 104.0°F (2002) | 39.9°F (1961) | 0.86 in (1970) |
| July 15 | 100.9°F (2002) | 39.0°F (1912) | 1.34 in (1999) |
| July 16 | 102.9°F (2017) | 41.0°F (1911) | 2.45 in (1916) |
| July 17 | 100.9°F (1917) | 42.1°F (1911) | 0.65 in (2005) |
| July 18 | 102.0°F (2021) | 43.0°F (2012) | 1.81 in (1962) |
| July 19 | 102.9°F (2021) | 42.1°F (1911) | 0.94 in (1972) |
| July 20 | 104.0°F (2021) | 39.0°F (1915) | 0.83 in (1949) |
| July 21 | 100.9°F (2007) | 43.0°F (1911) | 0.86 in (1967) |
| July 22 | 100.9°F (2007) | 42.1°F (1961) | 1.12 in (2001) |
| July 23 | 106.0°F (2007) | 43.0°F (1915) | 1.38 in (2011) |
| July 24 | 109.0°F (2024) | 43.0°F (1911) | 0.45 in (1981) |
| July 25 | 109.0°F (2024) | 42.1°F (1911) | 0.56 in (2002) |
| July 26 | 105.1°F (2024) | 41.0°F (1971) | 0.58 in (1979) |
| July 27 | 109.9°F (1917) | 44.1°F (1994) | 2.37 in (1993) |
| July 28 | 102.9°F (1988) | 42.1°F (1971) | 0.74 in (1915) |
| July 29 | 102.0°F (1984) | 41.0°F (1911) | 0.52 in (1955) |
| July 30 | 104.0°F (2007) | 39.9°F (1962) | 1.18 in (1987) |
| July 31 | 102.9°F (2007) | 42.1°F (1911) | 0.88 in (1961) |