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When is the best time to visit Southampton?
In general the best time to visit Southampton is probably August, when the weather is usually great. The hottest months are July, August, September, while the coldest months are January, February, December.
The best time to visit may differ depending on what you are looking for:
- In general, it’s pleasant to walk and do outdoor activities during June - September.
- If you want to avoid wet weather, then your choice is January, November, December with the lowest chance of rain.
Average weather in Southampton in different months
This is the average weather in Southampton for each month based on historic data:
In February, March, April, May, June, July, August, September, October, November, December the weather is average. Expect around 173 rainy days, and the precipitation amounts to approximately 87 mm in October.
January bring not the best weather. January is the coldest month with the temperature going down to +37°F.
Climate in Southampton
Here is the detailed breakdown of the climate in Southampton for each month:
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +57°F | +63°F | +70°F | +75°F | +81°F | +86°F | +91°F | +91°F | +86°F | +77°F | +63°F | +59°F |
| Average Maximum Temperature | |||||||||||
| +46°F | +46°F | +50°F | +55°F | +61°F | +66°F | +70°F | +70°F | +66°F | +59°F | +52°F | +48°F |
| Minimum Temperature | |||||||||||
| +16°F | +16°F | +21°F | +27°F | +32°F | +39°F | +43°F | +39°F | +32°F | +28°F | +21°F | +14°F |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 87 | 84 | 82 | 78 | 77 | 78 | 77 | 79 | 82 | 85 | 87 | 88 |
| Rain, mm | |||||||||||
| 72 | 53 | 57 | 57 | 62 | 56 | 55 | 62 | 56 | 87 | 77 | 80 |
| Snow, mm | |||||||||||
| 3 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
| Average wind speed, m/s | |||||||||||
| 5 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 |
| Sunny Days | |||||||||||
| 2 | 2 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 2 |
| Cloud Days | |||||||||||
| 12 | 11 | 11 | 9 | 10 | 9 | 9 | 11 | 12 | 11 | 11 | 12 |
| Rainy Days | |||||||||||
| 16 | 14 | 16 | 16 | 17 | 16 | 16 | 16 | 14 | 17 | 16 | 15 |
| Snowy Days | |||||||||||
| 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
Average Temperature
Here are the average maximum and minimum temperatures in Southampton during the whole year:
The hottest month in Southampton is August with average maximum temperature going up to +70°F. The coldest month is January with the lowest temperatures of +37°F.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Southampton looks throughout the year, in %:
The most humid month in Southampton is December with average humidity going up to 88%. The least humid month is May with an average humidity of 77%.
Rain
Amount of rainfall in mm. in Southampton during the whole year based on historical data:
The sunniest and driest month is April with approximately 4 sunny days and a total precipitation of around 57 mm. The rainiest and wettest month is October with approximately 17 rainy days and 87 mm of total precipitation.
Snow
Amount of snow in mm. in Southampton during the whole year based on historical data:
The snowiest month is February with approximately 1 snowy days.
FAQ
Frequently asked questions about the weather in Southampton:
What is the hottest month in Southampton?
The hottest month in Southampton is August with average maximum temperature of +70°F.
What is the coldest month in Southampton?
The coldest month in Southampton is January with minimum temperatures of +37°F.
Is Southampton worth visiting in winter?
Winter in Southampton could be a good time to visit, as the weather is generally ok.
When does it rain the least in Southampton?
if you're looking to visit Southampton when it rains the least, you should plan your trip for October, December, November. During this time, rainfall is rare with the driest month being February with only 53 mm of rain.
Other cities in United Kingdom
Check out the weather for other cities in United Kingdom.
Monthly weather in Southampton
Source of the data
For this page, we’ve looked at the typical weather in Southampton, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.