24.12
wed
wed
Day
41°F
W 24 mph
Precip.
0%
0%
Night
37°F
SW 23 mph
Precip.
0%
0%
25.12
thu
thu
Day
39°F
SW 24 mph
Precip.
0%
0%
Night
36°F
SW 21 mph
Precip.
80%
80%
26.12
fri
fri
Day
39°F
SW 18 mph
Precip.
0%
0%
Night
39°F
SW 21 mph
Precip.
0%
0%
27.12
sat
sat
Day
43°F
W 16 mph
Precip.
0%
0%
Night
41°F
SW 12 mph
Precip.
0%
0%
28.12
sun
sun
Day
41°F
SW 12 mph
Precip.
0%
0%
Night
36°F
SW 9 mph
Precip.
0%
0%
29.12
mon
mon
Day
43°F
SW 2 mph
Precip.
0%
0%
Night
37°F
SW 7 mph
Precip.
0%
0%
30.12
tue
tue
Day
41°F
SW 15 mph
Precip.
0%
0%
Night
34°F
S 11 mph
Precip.
0%
0%
sea water
temperature
temperature
| Plymouth |
monthly
weather
weather
| Plymouth |
current
weather
weather
| Plymouth |
14 days
forecast
forecast
| Plymouth |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 53.1°F. The highest and lowest sea temperatures during the month were 54.1°F and 52.3°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 50.8°F. The highest and lowest sea temperatures during the month were 52.0°F and 49.8°F.
Air temperature in Plymouth, °F
Precipitation total in Plymouth, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Plymouth
Plymouth on a weather map
Places in United Kingdom:
Name
°F
24 Hours Forecast
Plymouth
Local time: 13:38
December 24, wednesday
1500
41°F
W
22 mph
22 mph
1800
37°F
SW
21 mph
21 mph
2100
37°F
SW
24 mph
24 mph
December 25, thursday
0000
37°F
SW
23 mph
23 mph
0300
37°F
SW
25 mph
25 mph
0600
37°F
SW
25 mph
25 mph
0900
37°F
SW
26 mph
26 mph
1200
39°F
SW
24 mph
24 mph
