Cut Out And Keep – Windchill Chart
At this time of year, you’ll need some idea of how cold it’ll really feel on the hill.
Here’s a metric Wind chill Chart, as all those we could find were US units. If you want those then the Wikipedia Windchill page is quite useful.
The temperature of -27ºC has been highlighted as the coldest temperature recorded in the UK – Altnaharra, Scotland in 1995 and Braemar in 1895 and 1982