The Met Office forecast for Derbyshire for today, Monday November 2, is for a foggy day with some warm sunny periods.
Low cloud or fog, locally reducing the visibility 100 metres or less, is likely to persist for many places today.
Where low cloud and fog does clear, or was not initially present, warm or very warm sunny periods will occur.
The maximum temperature will be 17°C.
Tonight will be mild with widespread mist, low cloud or fog, with the visibility decreasing to 100 metres or less at times.
However, the Peak District may remain clear.
The minimum temperature will be 6°C.