Southampton Weather in July

July in Southampton averages 22°C (72°F) during the day and 14°C (57°F) at night. The perfect conditions and moderate rainfall make it a solid month to visit.

Rainfall in Southampton in July

Past climate data indicates that roughly 9 days will see rain, totalling around 60 mm (2.4 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Southampton in July

If you're visiting Southampton in July, expect perfect temperatures with highs of 22°C (72°F) and overnight lows of 14°C (57°F). The month of July belongs to the summer season. This kind of day-to-night contrast is typical for this time of year. At 14°C (57°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping. On average, it sees the highest temps of the year.

Sunshine in Southampton in July

The month enjoys around 222 hours of sunshine, creating mostly sunny days with good weather conditions.

Average water temperature in July

At 15°C (59°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Southampton.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Southampton's climate page.

Southampton Temperature in July

Min Temperature 14°C (57°F)  

Max Temperature 22°C (72°F)  

Water Temperature 15°C (59°F)  

Chance of Rain 31%  

Precipitation 60 mm (2.4 in)  

Rainy days 9 days  

Humidity 75%  

Sunshine 222 hours  

Percentage Sunshine 47%  

What to Wear in Southampton in July

Pleasant temperatures in July mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. The water temperature sits at about 15°C (59°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Southampton in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

10/10

Walking

10/10

Barbeque

9/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Southampton's climate page.

More climate data for Southampton

Temperature Rainfall Sunshine Humidity Water Temp

See the full Southampton climate overview or explore weather in the United Kingdom.