If you’re hoping to get lost in the rain on your romantic getaway, take a look at these details about year-round temperatures in Kobe: The hottest months are usually August and July, with an average temperature of 25°C, while the coldest months are January and February, with an average of 7°C. The rainiest months in Kobe are July, September, June and August, with each month seeing an average of 229 mm of rainfall.