June weather in Union, IA
The average temperature in Union in June is 69.4°F (58.6°F–80.3°F). Average precipitation: 5.88 inches.
June is a summer month in Union, and is warmer than the annual average of 46.9°F. Daily temperatures swing about 21.7°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 15h 2m. For travel, June is a wet month.
Avg High
80.3°F
Avg Low
58.6°F
Precipitation
5.88 in
Daylight
15h 2m
June records in Union
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| June 1 | 93.0°F (1988) | 39.9°F (1993) | 3.11 in (1954) |
| June 2 | 93.9°F (2018) | 39.9°F (1993) | 1.19 in (1996) |
| June 3 | 93.9°F (2020) | 41.0°F (1969) | 1.36 in (1958) |
| June 4 | 93.0°F (2011) | 41.0°F (1998) | 2.29 in (1991) |
| June 5 | 93.9°F (1977) | 43.0°F (1990) | 2.45 in (1972) |
| June 6 | 98.1°F (1957) | 43.0°F (1983) | 2.00 in (1961) |
| June 7 | 96.1°F (2011) | 42.1°F (1960) | 1.10 in (1969) |
| June 8 | 93.9°F (1988) | 44.1°F (1978) | 3.69 in (1993) |
| June 9 | 102.0°F (1985) | 44.1°F (1978) | 4.00 in (1974) |
| June 10 | 95.0°F (2015) | 44.1°F (1966) | 2.15 in (2020) |
| June 11 | 97.0°F (2021) | 43.0°F (1972) | 1.07 in (1985) |
| June 12 | 96.1°F (2001) | 46.0°F (1963) | 2.23 in (2008) |
| June 13 | 91.9°F (1971) | 42.1°F (1969) | 2.52 in (1971) |
| June 14 | 98.1°F (1987) | 45.0°F (1962) | 2.00 in (2000) |
| June 15 | 98.1°F (1987) | 45.0°F (1969) | 1.88 in (2022) |
| June 16 | 91.9°F (1959) | 44.1°F (1961) | 1.85 in (1954) |
| June 17 | 91.9°F (2006) | 42.1°F (1960) | 3.07 in (2014) |
| June 18 | 102.0°F (2021) | 46.0°F (1965) | 2.24 in (1950) |
| June 19 | 93.0°F (1988) | 46.0°F (1970) | 3.01 in (2020) |
| June 20 | 97.0°F (1988) | 44.1°F (1961) | 2.05 in (2014) |
| June 21 | 102.0°F (1988) | 44.1°F (1961) | 4.38 in (1997) |
| June 22 | 104.0°F (1988) | 44.1°F (2021) | 2.42 in (1974) |
| June 23 | 93.9°F (1988) | 44.1°F (1958) | 3.04 in (1994) |
| June 24 | 93.9°F (1959) | 48.0°F (2004) | 3.06 in (1981) |
| June 25 | 102.0°F (1988) | 44.1°F (1961) | 2.49 in (1953) |
| June 26 | 93.0°F (1983) | 46.9°F (1961) | 2.00 in (2003) |
| June 27 | 96.1°F (1991) | 45.0°F (1968) | 1.77 in (1969) |
| June 28 | 98.1°F (2012) | 48.9°F (1968) | 1.98 in (2005) |
| June 29 | 100.0°F (1988) | 48.9°F (1959) | 1.40 in (2014) |
| June 30 | 98.1°F (1970) | 48.9°F (1959) | 2.90 in (1986) |