Average temperatures, rainfall and packing tips for Southampton, United Kingdom in March
March in Southampton is typically cool, with average daytime highs around 11°C and nights near 5°C. It is one of the cooler months of Southampton's year.
March is one of the wetter months in Southampton, with around 117 mm of rain - plan around showers.
If your dates are flexible, the most comfortable months in Southampton are usually June, July, August and September.
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In March, Southampton averages a daytime high of about 11°C and a night-time low of around 5°C, based on recent historical data.
March is one of the wetter months in Southampton, with around 117 mm of rain - plan around showers.
March is a workable time to visit Southampton, with cool days - just pack accordingly. If your dates are flexible, the most comfortable months in Southampton are usually June, July, August and September.