England

Portchester 14-Day Forecast

Hampshire, England

Portchester Outlook (Next 14 Days)

Today in Portchester, much of the day’s character comes from an unsettled mix of showers and drier periods. a comfortable feel sits underneath. Breezes are possible at times, taking the edge off brighter intervals and lifting the sense of changeability.

overall, Portchester stays under a changeable pattern, with alternating spells and comfortable temperatures overall. The charts show the clearest signal of how the pattern shifts, with the daily table adding the practical day-by-day context. Subtle changes in system tracks can alter the timing of rain or breezier periods, so it’s worth checking back for updates. Near-term detail is typically the most reliable, while later stages focus on the broader direction of travel.

Daily Forecast

DateHighLowConditionWindRain %HumidityVisibilityUVSunriseSunset
Thu, 4 Jun 18°C 13°C Patchy rain nearby 44 km/h 83% 81% 9 km 5 04:54 AM 09:11 PM
Fri, 5 Jun 15°C 11°C Partly Cloudy 30 km/h 73% 70% 10 km 6 04:53 AM 09:12 PM
Sat, 6 Jun 15°C 12°C Moderate rain 45 km/h 92% 82% 9 km 6 04:52 AM 09:13 PM
Sun, 7 Jun 16°C 11°C Partly Cloudy 34 km/h 7% 76% 10 km 5 04:52 AM 09:14 PM
Mon, 8 Jun 18°C 13°C Patchy rain nearby 30 km/h 78% 77% 9 km 3 04:52 AM 09:15 PM
Tue, 9 Jun 16°C 10°C Partly Cloudy 29 km/h 5% 72% 10 km 4 04:51 AM 09:15 PM
Wed, 10 Jun 16°C 14°C Patchy rain nearby 45 km/h 73% 79% 10 km 3 04:51 AM 09:16 PM
Thu, 11 Jun 17°C 12°C Sunny 24 km/h 3% 72% 10 km 4 04:51 AM 09:17 PM
Fri, 12 Jun 18°C 13°C Patchy rain nearby 28 km/h 73% 80% 9 km 4 04:50 AM 09:18 PM
Sat, 13 Jun 19°C 12°C Patchy rain nearby 21 km/h 73% 77% 10 km 4 04:50 AM 09:18 PM
Sun, 14 Jun 17°C 14°C Partly Cloudy 32 km/h 5% 79% 10 km 5 04:50 AM 09:19 PM
Mon, 15 Jun 18°C 12°C Sunny 15 km/h 3% 73% 10 km 5 04:50 AM 09:19 PM
Tue, 16 Jun 20°C 14°C Patchy rain nearby 13 km/h 5% 66% 10 km 4 04:50 AM 09:20 PM
Wed, 17 Jun 19°C 14°C Partly Cloudy 13 km/h 4% 74% 10 km 5 04:50 AM 09:20 PM

Temperature Trend

Rain Probability

Wind Speed

UV Index

This page focuses on practical interpretation for Portchester. When the guidance becomes mixed, it is usually a regime question first, rather than a single hourly detail.

How to interpret confidence

For how forecast reliability changes with lead time, see Forecast Confidence. For transparency on how WeatherEngland sources and updates data, see Methodology.

Background guides

Glossary support

Start with the Weather Glossary. Useful terms for this page include Jet Stream, Air Mass, Zonal Flow, Atmospheric Blocking, Weather Front, and Pressure Trend.

FAQ

What is the 14-day weather forecast for Portchester?

Over the next 14 days in Portchester, the day-to-day pattern is led most often by Patchy rain nearby as the headline condition. Temperatures trend a little higher later in the period. Typical range: highs up to 20°C, lows down to 10°C. Rain-risk signal: 92% at peak (7 higher-risk days). Wind: a windiest-day signal around 45 km/h. UV: peaks around 6 on brighter days. Confidence is highest early on; later in the period, look for the trend and regime rather than hour-by-hour precision.

How accurate is the 14-day forecast for Portchester?

Short-range detail is usually strongest early on. Later in the period, the forecast is best read as a trend signal: direction of temperatures, how changeable it looks, and whether winds/rain are more likely to feature.

Can I see hour-by-hour detail for Portchester today?

Yes — near-term hourly detail is available for today, alongside day-by-day summaries across the full 14-day window. Use the hourly view for timing windows; use the daily table for the broader run of weather.

How do temperatures change in Portchester across the next 14 days?

The broader temperature signal for Portchester is: Temperatures trend a little higher later in the period. The chart gives the best read of whether that drift is meaningful or just day-to-day noise.

What does the ‘headline condition’ mean in the Portchester forecast?

It’s a top-line description of what is most likely to characterise the day. In the UK, the detail can move around, so the charts help show whether it is a brief spell or a more persistent feature.