Southampton Weather, When to Go and Climate Information

(Southampton, Hampshire, England, UK)

Picture of a city park in springLocated on the southern coastline of England, the city of Southampton enjoys noticeably warmer weather than more northern cities, with fairly mild winters. Throughout the years, rain showers are not unusual at any time in Southampton, although in general, the wettest months tend to be December and January. An average precipitation of around 90 mm / 3.5 inches can be expected during these months, with temperatures generally staying above freezing at night and averaging around 9°C / 48°F by day.

View of the university in summer

Southampton Weather and Climate Chart: Seasonal Variations

Early spring can also be a little damp and windy at times, although the weather begins to really improve by May, when scorching days and clear blue skies are by no means unusual. Daffodils are planted in huge swathes along many roadsides and are a sure sign that the weather is on the change.

Southampton is busiest in the summer and a number of cafes spill outside, offering tables on the pavements. The best weather and climate falls predictably between June and August, with September also being fairly warm.

As you would expect, the sunniest weather brings the highest temperatures, which are known to rise higher than 30°C / 86°F on occasions, often bringing raised levels of humidity. Southampton's air-conditioned shopping centres and department stores become especially appealing during the hot spells, providing a cool and refreshing environment in which to enjoy your retail therapy.

Winters in Southampton tend to be fairly short-lived and seem to quickly pass by, with the city's many Christmas festivities, seasonal celebrations and local markets being a welcomed highlight.

Southampton Weather and Climate Chart (Averages)



7°C / 45°F
3°C / 37°F


9°C / 48°F
2°C / 36°F


15°C / 59°F
4°C / 39°F


18°C / 64°F
7°C / 45°F


19°C / 66°F
10°C / 50°F


24°C / 75°F
13°C / 55°F


25°C / 77°F
14°C / 57°F


27°C / 81°F
15°C / 59°F


23°C / 73°F
11°C / 52°F


15°C / 59°F
7°C / 45°F


13°C / 55°F
7°C / 45°F


10°C / 50°F
4°C / 39°F