June weather in Rock Island, WA
The average temperature in Rock Island in June is 66.5°F (54.9°F–78.2°F). Average precipitation: 0.50 inches.
June is a summer month in Rock Island, and is warmer than the annual average of 51.2°F. Daily temperatures swing about 23.3°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 15h 41m. For travel, June is one of the best months of the year to visit.
Avg High
78.2°F
Avg Low
54.9°F
Precipitation
0.50 in
Daylight
15h 41m
June records in Rock Island
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| June 1 | 98.1°F (1986) | 39.0°F (1976) | 0.28 in (1977) |
| June 2 | 98.1°F (2021) | 39.9°F (1976) | 0.64 in (1988) |
| June 3 | 98.1°F (1970) | 37.9°F (1976) | 0.25 in (1997) |
| June 4 | 98.1°F (1969) | 42.1°F (1991) | 0.58 in (1993) |
| June 5 | 99.0°F (2016) | 39.9°F (1976) | 0.62 in (1981) |
| June 6 | 100.9°F (2016) | 44.1°F (1999) | 0.24 in (1961) |
| June 7 | 99.0°F (2015) | 42.1°F (2002) | 0.30 in (1998) |
| June 8 | 102.9°F (2015) | 39.9°F (1988) | 0.65 in (1964) |
| June 9 | 102.0°F (2025) | 43.0°F (1988) | 1.26 in (1972) |
| June 10 | 96.1°F (2015) | 42.1°F (1973) | 0.45 in (1995) |
| June 11 | 93.0°F (1986) | 39.9°F (1990) | 0.15 in (1965) |
| June 12 | 93.9°F (1974) | 43.0°F (1991) | 0.81 in (1992) |
| June 13 | 95.0°F (1974) | 43.0°F (1981) | 0.32 in (1962) |
| June 14 | 97.0°F (1974) | 46.0°F (1976) | 0.12 in (1995) |
| June 15 | 100.0°F (1999) | 43.0°F (2016) | 0.17 in (1964) |
| June 16 | 104.0°F (1961) | 43.0°F (2010) | 0.23 in (1987) |
| June 17 | 105.1°F (1961) | 44.1°F (1973) | 0.10 in (1997) |
| June 18 | 100.9°F (1961) | 42.1°F (1996) | 0.56 in (2016) |
| June 19 | 96.1°F (1967) | 44.1°F (1996) | 0.12 in (1991) |
| June 20 | 97.0°F (1970) | 46.9°F (1960) | 0.44 in (1991) |
| June 21 | 100.0°F (1992) | 46.0°F (1981) | 0.92 in (1984) |
| June 22 | 100.9°F (1992) | 43.0°F (1997) | 0.17 in (1990) |
| June 23 | 105.1°F (1992) | 46.0°F (1993) | 0.07 in (1996) |
| June 24 | 104.0°F (1992) | 42.1°F (1983) | 0.37 in (2013) |
| June 25 | 100.9°F (1992) | 43.0°F (1976) | 0.18 in (1980) |
| June 26 | 102.0°F (2015) | 43.0°F (1976) | 0.46 in (1994) |
| June 27 | 107.1°F (2021) | 46.9°F (2012) | 0.42 in (2001) |
| June 28 | 109.0°F (2015) | 45.0°F (1964) | 0.43 in (1992) |
| June 29 | 114.1°F (2021) | 43.0°F (1964) | 0.24 in (1992) |
| June 30 | 108.0°F (2021) | 46.0°F (1970) | 0.36 in (1990) |