Temperatures should start rather warm for many, despite the spells of unsettled weather. Warm sunny spells and fewer showers on Wednesday.The beginning of this period is likely to be generally unsettled with showers and longer spells of rain at times, potentially becoming heavy in places. Cloudy changing to light rain by early evening. Heavy, perhaps thundery showers.Some evening sunshine inland at first, but cloud will increase again this evening and overnight. Passing clouds.

However, temperatures may cool slightly by the end of this period with freshening winds from the northwest likely to create a more widespread risk of gales.Although confidence is low for this period, it is likely that conditions will become more changeable with drier and brighter days interspersed with periods of rain and strengthening winds. Animated forecast maps with rain, wind, satellite and … Minimum nighttime temperature: 17 degrees Celsius. The odd heavy shower is likely overnight. Maximum daytime temperature: 21 degrees Celsius; Light winds. Detailed weather forecast updates 4 times each day to give the very latest prospects. Access detailed hourly and 14 day forecasts, current conditions, maps, warnings, meteograms, historical data and more for Portsmouth Light showers changing to sunny by early evening. Risk of heavy showers, possibly thundery, continuing into the evening and night. Sunrise: 05:59; Sunset: 20:16.

Sunrise: 06:02; Sunset: 20:12. Sunrise: 05:53; Sunset: 20:24. Light showers. Maximum daytime temperature: 20 degrees Celsius;

Maximum daytime temperature: 20 degrees Celsius; 90 °F. There is also a chance that there could be some further thundery weather, although this would most likely be confined towards the east and southeast of the UK. Maximum daytime temperature: 20 degrees Celsius; For best viewing experience of this website, please enable JavaScript.Please choose your location from the nearest places to Thunderstorm warnings continue across much of the UK until Monday, 17th August, with a risk of impacts from heavy rain, flash flooding, lightning and hail.Rather cloudy, some sunny spells. UV: High; Sunrise: 05:56; Sunset: 20:20. Maximum daytime temperature: 21 degrees Celsius; Pollution: Moderate; Maximum daytime temperature: 20 degrees Celsius; Minimum temperature 17 °C.A rather cloudy morning, but sunny spells developing, becoming warm or very warm. 14-day weather forecast for Portsmouth.

Pollution: Low; Patchy mist or fog forming in places.Tomorrow will continue to be mostly cloudy with some showery rain, possibly heavy at times.

Feeling humid for most.

Maximum temperature 26 °C.Sometimes cloudy on Monday and Tuesday with scattered heavy showers or thunderstorms. Minimum nighttime temperature: 18 degrees Celsius. 14 day weather in Portsmouth. Minimum nighttime temperature: 18 degrees Celsius. Cloudy changing to thunder by late morning. Time/General; Weather . Latest 16 day local weather forecast for Portsmouth,Portsmouth. Overcast. Minimum nighttime temperature: 18 degrees Celsius. Minimum nighttime temperature: 17 degrees Celsius. Portsmouth 7 day weather forecast including weather warnings, temperature, rain, wind, visibility, humidity and UV UV: High;Everything you need to know about the forecast, and making the most of the weather.The latest breakthroughs, research and news from the Met Office.Support your business with world-leading science and technology.Sunny intervals changing to light showers by lunchtime.Sunny intervals changing to light showers by lunchtime. Minimum nighttime temperature: 16 degrees Celsius. Moon Phases ; Eclipses ; Night Sky ; Weather Today Weather Hourly 14 Day Forecast Yesterday/Past Weather Climate (Averages) Now. Sunrise: 05:54; Sunset: 20:22. Pollen: Moderate.Sunday 16 August. Cloudy changing to light showers by lunchtime.