August weather in Darby, MT
The average temperature in Darby in August is 64.1°F (47.6°F–80.6°F). Average precipitation: 0.90 inches.
August is a summer month in Darby, and is warmer than the annual average of 44.6°F. Daily temperatures swing about 33°F between overnight low and afternoon high. Expect about 6 days with precipitation. Daylight averages about 13h 58m. For travel, August is a comfortable month to visit.
Avg High
80.6°F
Avg Low
47.6°F
Precipitation
0.90 in
Daylight
13h 58m
August records in Darby
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.0°F (2004) | 37.0°F (1953) | 0.38 in (1928) |
| August 2 | 100.0°F (1966) | 6.1°F (1948) | 0.86 in (1976) |
| August 3 | 96.1°F (1961) | 35.1°F (1937) | 0.49 in (1958) |
| August 4 | 97.0°F (1961) | 35.1°F (1956) | 0.50 in (1928) |
| August 5 | 102.0°F (1961) | 35.1°F (1935) | 1.48 in (1999) |
| August 6 | 100.0°F (2005) | 37.0°F (1980) | 0.23 in (1957) |
| August 7 | 100.9°F (1990) | 34.0°F (1939) | 0.29 in (1944) |
| August 8 | 99.0°F (2005) | 33.1°F (1939) | 0.07 in (1976) |
| August 9 | 97.0°F (1972) | 36.0°F (1914) | 0.53 in (1948) |
| August 10 | 98.1°F (2003) | 34.0°F (1914) | 0.50 in (1952) |
| August 11 | 102.0°F (2003) | 36.0°F (1914) | 0.86 in (1985) |
| August 12 | 102.9°F (1940) | 37.0°F (1987) | 1.20 in (2010) |
| August 13 | 96.1°F (1973) | 35.1°F (1942) | 0.26 in (1985) |
| August 14 | 102.0°F (1929) | 36.0°F (1951) | 1.40 in (1927) |
| August 15 | 99.0°F (1990) | 34.0°F (1935) | 0.38 in (1993) |
| August 16 | 98.1°F (2004) | 28.9°F (1935) | 0.54 in (1953) |
| August 17 | 95.0°F (1967) | 33.1°F (2002) | 0.56 in (1990) |
| August 18 | 93.9°F (1967) | 34.0°F (1987) | 0.48 in (1996) |
| August 19 | 98.1°F (1967) | 30.0°F (1914) | 0.37 in (1964) |
| August 20 | 99.0°F (2003) | 34.0°F (1914) | 1.75 in (1974) |
| August 21 | 99.0°F (1969) | 35.1°F (1955) | 0.61 in (1947) |
| August 22 | 98.1°F (1969) | 36.0°F (1966) | 0.80 in (1947) |
| August 23 | 102.0°F (1969) | 33.1°F (1993) | 0.73 in (2004) |
| August 24 | 102.0°F (1969) | 32.0°F (1914) | 0.50 in (1975) |
| August 25 | 100.9°F (1969) | 27.0°F (1992) | 0.70 in (2014) |
| August 26 | 97.0°F (1981) | 33.1°F (1952) | 0.42 in (1966) |
| August 27 | 95.0°F (1988) | 33.1°F (1936) | 0.21 in (2003) |
| August 28 | 100.9°F (1929) | 33.1°F (1960) | 0.60 in (1991) |
| August 29 | 98.1°F (2005) | 25.0°F (1937) | 0.50 in (1946) |
| August 30 | 97.0°F (1998) | 30.9°F (1937) | 0.57 in (1943) |
| August 31 | 95.0°F (1929) | 34.0°F (1965) | 1.22 in (1984) |