Did you capture any photos of the fog in the early hours? Send us your favourites on Twitter and Facebook for a chance to be added to our gallery!
1.
One comment suggested that these photos of St John's Square could have been taken prior to the turn of the century Photo: Twitter: @AncestralEnq
2.
The thick fog settled in the city centre, making for some eerie shots. Photo: Twitter: @Tony_Wades
3.
The combination of fog and yellowed leaves makes for an autumnal feel. Photo: Twitter: @AncestralEnq
4.
The far end of the square was hardly visible through the fog. Photo: Twitter: @AncestralEnq