June weather in Diagonal, IA
The average temperature in Diagonal in June is 70.0°F (59.6°F–80.3°F). Average precipitation: 5.39 inches.
June is a summer month in Diagonal, and is warmer than the annual average of 49.6°F. Daily temperatures swing about 20.7°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 14h 53m. For travel, June is a wet month.
Avg High
80.3°F
Avg Low
59.6°F
Precipitation
5.39 in
Daylight
14h 53m
June records in Diagonal
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| June 1 | 96.1°F (1934) | 37.9°F (1992) | 2.39 in (1929) |
| June 2 | 99.0°F (1934) | 39.9°F (2012) | 3.16 in (1980) |
| June 3 | 93.0°F (1911) | 36.0°F (1969) | 2.27 in (1941) |
| June 4 | 99.0°F (1911) | 39.9°F (1897) | 1.38 in (1893) |
| June 5 | 102.0°F (1933) | 41.0°F (1950) | 5.60 in (2010) |
| June 6 | 105.1°F (1933) | 41.0°F (1928) | 2.09 in (1996) |
| June 7 | 99.0°F (1934) | 39.0°F (1935) | 2.10 in (1909) |
| June 8 | 99.0°F (1934) | 41.0°F (1913) | 2.10 in (1944) |
| June 9 | 97.0°F (1911) | 39.9°F (1913) | 4.08 in (1974) |
| June 10 | 100.9°F (1933) | 39.0°F (1988) | 3.09 in (1926) |
| June 11 | 100.9°F (1933) | 43.0°F (1903) | 1.61 in (1975) |
| June 12 | 93.9°F (1926) | 37.9°F (1903) | 2.57 in (1912) |
| June 13 | 98.1°F (1897) | 36.0°F (1968) | 1.34 in (1939) |
| June 14 | 95.0°F (2022) | 41.0°F (1942) | 2.35 in (1993) |
| June 15 | 97.0°F (1913) | 42.1°F (1917) | 1.82 in (2001) |
| June 16 | 97.0°F (1897) | 42.1°F (1989) | 1.37 in (1926) |
| June 17 | 99.0°F (1897) | 43.0°F (1989) | 3.97 in (1928) |
| June 18 | 98.1°F (1897) | 46.0°F (2000) | 3.46 in (1935) |
| June 19 | 102.0°F (1936) | 46.0°F (1912) | 2.16 in (1987) |
| June 20 | 100.0°F (1936) | 46.0°F (1946) | 2.51 in (2008) |
| June 21 | 100.0°F (1988) | 41.0°F (1902) | 2.40 in (1939) |
| June 22 | 100.0°F (1933) | 39.9°F (1992) | 1.92 in (1907) |
| June 23 | 98.1°F (1937) | 46.0°F (1942) | 1.09 in (2019) |
| June 24 | 100.0°F (1988) | 48.0°F (1957) | 3.80 in (2025) |
| June 25 | 104.0°F (1988) | 46.9°F (2004) | 3.25 in (2025) |
| June 26 | 100.0°F (1934) | 44.1°F (1926) | 2.40 in (1966) |
| June 27 | 100.9°F (1980) | 45.0°F (1968) | 2.17 in (1995) |
| June 28 | 102.0°F (1936) | 48.0°F (1895) | 2.65 in (1905) |
| June 29 | 102.0°F (1934) | 46.9°F (1923) | 3.10 in (2017) |
| June 30 | 100.9°F (1911) | 46.9°F (1943) | 2.65 in (1959) |