The Portsmouth weather forecast shows mild temperatures and mostly cloudy conditions throughout the week, with highs reaching 13°C on Thursday.
Monday 15 December will see generally cloudy skies across Portsmouth with temperatures reaching a maximum of 12°C and lows of 9°C. The day will remain largely dry, though some brightness is possible near coastal areas. Breezy conditions are expected, with winds reaching up to 28mph and gusts of 13-14mph throughout the day. There is a 40% chance of rain developing later this evening around 8pm.
The Portsmouth weather forecast for Monday night indicates cloudy and mild conditions, with rain and drizzle moving eastwards during the early hours. Temperatures will drop to a minimum of 6°C, with misty patches forming as winds ease.
Tuesday 16 December will start cloudy with rain and drizzle clearing eastwards during the morning. The afternoon will turn dry with increasingly brighter skies and light winds. Maximum temperatures will reach 11°C, dropping to 2°C overnight.
Wednesday 17 December brings a chilly and bright start before freshening winds introduce cloud and rain by evening. Temperatures will range between 10°C and 12°C. The day will turn breezy with mostly cloudy skies and a risk of occasional rain moving in from the west, particularly during the afternoon.
Thursday 18 December will be wet and windy for a time, with heavy rain slowly moving in from the northwest overnight Wednesday. Strong winds are expected during the afternoon and evening, with temperatures reaching 13°C and falling to 8°C.
Friday 19 December will see brighter and breezy conditions with plenty of wintry sunshine. Any showers will be mainly coastal. Temperatures will range between 8°C and 11°C. The weekend will continue to cool, with Saturday seeing highs of 11°C and lows of 3°C, whilst Sunday will be the coldest day with temperatures between 3°C and 9°C.
The Portsmouth weather forecast shows that Visibility throughout the week will remain good, ranging between 20km and 24km daily. Humidity levels will stay high at 85-87%, whilst UV levels will remain low. Air pollution is expected to stay at low levels throughout the period.
Sunrise on Monday will be at 08:01 with sunset at 15:59, providing limited daylight hours typical of mid-December.
