Climate and Average Weather Year Round in Sheffield United Kingdom
In Sheffield, the summers are comfortable and partly cloudy and the winters are long, very cold, windy, and mostly cloudy. Over the course of the year, the temperature typically varies from 2°C to 20°C and is rarely below -3°C or above 26°C.
Average Temperature in Sheffield 
The warm season lasts for 3.0 months, from 12 June to 10 September, with an average daily high temperature above 18°C. The hottest month of the year in Sheffield is July, with an average high of 20°C and low of 12°C.
The cool season lasts for 4.0 months, from 16 November to 15 March, with an average daily high temperature below 9°C. The coldest month of the year in Sheffield is January, with an average low of 2°C and high of 6°C.