September weather in Grand View, ID
The average temperature in Grand View in September is 64.7°F (47.0°F–82.5°F). Average precipitation: 0.24 inches.
September is a fall month in Grand View, and is warmer than the annual average of 52.9°F. Daily temperatures swing about 35.5°F between overnight low and afternoon high. Expect about 1 days with precipitation. Daylight averages about 12h 17m. For travel, September is a comfortable month to visit.
Avg High
82.5°F
Avg Low
47.0°F
Precipitation
0.24 in
Daylight
12h 17m
September records in Grand View
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 105.1°F (1945) | 35.1°F (1965) | 0.40 in (1909) |
| September 2 | 104.0°F (1950) | 36.0°F (1910) | 0.22 in (2000) |
| September 3 | 109.9°F (1950) | 34.0°F (1932) | 0.06 in (1924) |
| September 4 | 106.0°F (1924) | 32.0°F (1969) | 0.40 in (1960) |
| September 5 | 104.0°F (1955) | 34.0°F (1910) | 0.38 in (1978) |
| September 6 | 102.9°F (1955) | 36.0°F (1996) | 0.40 in (1978) |
| September 7 | 102.9°F (1944) | 33.1°F (1929) | 0.90 in (1985) |
| September 8 | 102.0°F (1944) | 32.0°F (1929) | 0.25 in (1958) |
| September 9 | 98.1°F (1944) | 30.0°F (1929) | 0.64 in (1998) |
| September 10 | 100.0°F (1943) | 30.9°F (1932) | 0.10 in (1985) |
| September 11 | 102.0°F (1943) | 28.9°F (1979) | 0.93 in (1972) |
| September 12 | 99.0°F (1944) | 27.0°F (1931) | 0.11 in (1997) |
| September 13 | 100.0°F (1943) | 27.0°F (1931) | 0.38 in (1914) |
| September 14 | 100.0°F (2000) | 28.9°F (1911) | 1.05 in (1918) |
| September 15 | 98.1°F (1953) | 24.1°F (1936) | 0.39 in (1976) |
| September 16 | 99.0°F (1981) | 23.0°F (1936) | 0.45 in (1976) |
| September 17 | 100.9°F (1981) | 25.0°F (1965) | 0.74 in (1989) |
| September 18 | 99.0°F (1981) | 21.0°F (1965) | 0.19 in (1940) |
| September 19 | 98.1°F (1937) | 23.0°F (1965) | 0.68 in (1940) |
| September 20 | 93.9°F (1918) | 25.0°F (1944) | 0.35 in (1959) |
| September 21 | 97.0°F (1979) | 27.0°F (1912) | 0.35 in (1984) |
| September 22 | 100.0°F (1966) | 25.0°F (1912) | 0.30 in (1930) |
| September 23 | 97.0°F (1949) | 26.1°F (1912) | 1.03 in (1918) |
| September 24 | 95.0°F (1925) | 21.9°F (1912) | 0.31 in (1973) |
| September 25 | 93.0°F (1943) | 19.0°F (1926) | 0.26 in (1959) |
| September 26 | 95.0°F (1943) | 19.0°F (1911) | 0.56 in (1959) |
| September 27 | 97.0°F (1957) | 19.9°F (1934) | 0.42 in (1927) |
| September 28 | 95.0°F (1963) | 26.1°F (1929) | 0.24 in (1991) |
| September 29 | 96.1°F (1963) | 25.0°F (1911) | 0.34 in (1971) |
| September 30 | 93.0°F (1992) | 26.1°F (1954) | 0.45 in (1946) |