Overview: BushmillsBushmills (United Kingdom) is a place with a cold climate. Temperatures during the day are in the range from 8 °C (46 °F) in January to 18 °C (64 °F) in July. Temperatures during the night go from 3 °C (37 °F) in February to 12 °C (53 °F) in August. The least rainy month in Bushmills is May with its 13 days of rain, the rainiest month is January, when it rains 20 days.