Weather in Hiroshima in June
June in Hiroshima is mild with average temperatures around 20.8°C (69.4°F). Expect significant rainfall with 211mm across approximately 13 days.
Data Note: Temperature values are 2001–2020 satellite/reanalysis grid averages from NASA POWER and may differ from airport station normals by a few degrees.
Temperature
High
25.3°C
77.5°F
Low
16.2°C
61.2°F
Precipitation
211 mm
8.3 inches
~13 rainy days
Conditions
Humidity
82%
Comparison to Adjacent Months
June is 4.2°C warmer than May, 65mm wetter than May.
June is 3.9°C cooler than July, 49mm drier than July.