Abbots Langley 37° Baldock 37° Berkhamsted 37° Bishop’s Stortford 37° Borehamwood 35° Cheshunt 37° Hatfield 37° Hemel Hempstead 37° Hertford 37° Hoddesdon 35° Kings Langley 37° Knebworth 37° Potters Bar 36° Sawbridgeworth 37° St Albans 37° Tring 37° Waltham Cross 37° Watford 37° Welwyn 35° Welwyn Garden City 35°