This content was generated using artificial intelligence based on publicly available information. It is provided for general informational purposes only and does not constitute legal, tax, immigration, or professional advice. Information may be incomplete or outdated. Always verify with official sources before making decisions.
Data Source: Safety, crime, and quality metrics are sourced from Numbeo, a crowd-sourced global database of reported data.
All scores are relative comparisons on a 0-100 scale, where 50 = global average. Higher scores mean better than average, lower scores mean worse than average.
Portsmouth offers a distinct maritime lifestyle, blending a historic naval identity with easy access to the South Coast’s scenic coastline. For expats, the city provides a manageable, coastal pace of life that feels significantly less frantic than London, yet remains well-connected via reliable public transport. With a notable international community making up nearly a fifth of the population, you’ll find a welcoming environment for integration.
While the city excels in providing solid healthcare and a sense of community, the practical reality involves navigating a compact urban layout. You may find that while amenities are highly accessible, the local housing market and space constraints require careful planning. It is an ideal choice for those seeking a functional, seaside base rather than a sprawling metropolis.
Population
442,252
Area
11 km²
Density
40,761 per km²
Founded
-
Language
English
Distance to Coast
1 km
Districts & Neighborhoods in Portsmouth
Loading districts…
Climate & Weather in Portsmouth
Portsmouth has a **mild oceanic climate (Köppen Cfb)**, with cool winters, mild summers, and relatively even rainfall through the year. Long-term climate data indicate average annual temperatures around 10-15°C, annual rainfall roughly 645-847 mm, and high humidity, which fits the broader United Kingdom climate range while reflecting Portsmouth's slightly sunnier southern coastal setting. According to the current weather reference, conditions can be warm and humid in summer, but seasonal averages remain much cooler than Mediterranean climates.
Summer Average
18°C
Winter Average
6°C
Climate Type
Oceanic
Rainy Days
120
Sunny Days
180
Humidity
85%
Spring
March - May
8-14°C
Spring is cool to mild, with improving sunshine but frequent showers and breezy coastal conditions. Temperatures rise gradually through the season, and the sea influence helps keep extremes limited.
Moderate rainfall
Summer
June - August
16-22°C
Summer is generally mild and comfortable rather than hot, though short warmer spells can occur. Portsmouth is one of the sunnier parts of the UK, but summer still brings occasional rain and some humidity.
Moderate rainfall
Autumn
September - November
9-16°C
Autumn turns cooler and wetter, with cloudier days and more frequent rainfall, especially in October and November. Coastal winds become more noticeable as temperatures fall.
High rainfall
Winter
December - February
3-8°C
Winter is cool, damp, and generally frost-light by UK standards, with snow being uncommon. Conditions are often overcast and humid, but severe cold is relatively rare.
Moderate rainfall
Loading Weather...
Air Quality
Portsmouth
Advantages
Portsmouth
Historic maritime heritage
Abundant parks and green spaces
Waterfront location and beaches
Rich cultural attractions nearby
Strong community spirit
Affordable coastal living
Disadvantages
Portsmouth
Limited coworking spaces
Single university option
High housing costs
Limited job opportunities
Aging infrastructure
Safety & Security in Portsmouth
Overall Safety Score
Includes resilience and environmental factors
Good
62
/100
United Kingdom Avg
59
Europe Avg
58
Worldwide Avg
57
Crime & Safety Metrics
Thermometer compares Portsmouth to United Kingdom averages using different marker styles.Compare:
