Swimming in Portsmouth in january 2025: Average sea temperature in january and tide times in january 2025
Average sea temperature in Portsmouth in january 2025.
In january, according to seasonal norms, the sea temperature in Portsmouth is:
Minimum: 46°F
Average: 50°F
Maximum: 53°F
Other useful seasonal weather averages in january:
- Outside temperature: 42°F to 47°F
- Most common weather: "Cloudy"
- The wind blows at 1.2mph
- It rains a total of 4.4in, over 8 day(s).
Should we swim in Portsmouth in january?
No... The water temperature in Portsmouth in january is freezing
You won't be able to swim in Portsmouth in january! The water temperature is freezing, reaching as low as 46°F (and only 53°F at best)! Our advice: if you are going to Portsmouth this month, plan to sightsee and forget the beach!
Note also that in january, the climate is very bad with an average outside temperature of 45°F, 4.4in of precipitation (over 8 days) and 87.86 % humidity.
Water and normal seasonal temperatures in Portsmouth in january
| January | |||
| Average sea temperature | 50°F | ||
| Minimum sea temperature | 46°F | ||
| Maximum sea temperature | 53°F | ||
| Average outside temperature | 45°F | ||
| Maximum outside temperature | 47°F | ||
| Minimum outside temperature | 43°F | ||
| Wind speed | 18mph | ||
| Wind temperature | 36°F | ||
| Precipitation | 4.4in | ||
| Number of days of rain | 8 jour(s) (25%) | ||
| Humidity | 88% | ||
| Visibility in kilometers | 8.92km | ||
| Cloud cover | 57% | ||
| Our opinion | freezing swimming |
Chart of the tides in january 2025
Tide times in january 2025 in Portsmouth
Swim elsewhere in England in january
| City | Average T° | Min. T° | Max. T° | Our opinion | London in january | 48°F | 51°F | freezing swimming | Brighton in january | 49°F | 52°F | freezing swimming | Bristol in january | 48°F | 51°F | freezing swimming | Cornwall in january | 51°F | 53°F | freezing swimming | Exmouth in january | 50°F | 53°F | freezing swimming | Isle of Wight in january | 50°F | 53°F | freezing swimming | Jersey in january | 49°F | 53°F | freezing swimming | Liverpool in january | 46°F | 49°F | freezing swimming | Plymouth in january | 51°F | 54°F | freezing swimming | Skegness in january | 45°F | 48°F | freezing swimming | Torquay in january | 51°F | 54°F | freezing swimming | Dover in january | 47°F | 50°F | freezing swimming | Guernsey in january | 51°F | 54°F | freezing swimming | Hull (Kingston-upon-Hull) in january | 45°F | 48°F | freezing swimming | Isles of Scilly in january | 52°F | 53°F | freezing swimming | Margate in january | 47°F | 50°F | freezing swimming | Falmouth in january | 51°F | 53°F | freezing swimming | Folkestone in january | 47°F | 50°F | freezing swimming | Hunstanton in january | 44°F | 48°F | freezing swimming | Lowestoft in january | 45°F | 49°F | freezing swimming | Newcastle in january | 46°F | 48°F | freezing swimming |