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Warmest sea in United Kingdom in January

914 coastal locations in United Kingdom ranked by their typical January sea temperature. Region-wide average in January: 8.8°C. The top of the list is where to find the warmest swimming this month.

Warmest in January

Hallsands

11.3°C January mean in United Kingdom

Regional January average

8.8°C

across all 914 coastal locations in United Kingdom

Vs annual mean

-3.2°C

below the year-round regional average

What the United Kingdom sea feels like in January

This water is very cold and can cause pain. We don't recommend you swim in this temperature for anything other than very short swims of 5 to 10 minutes unless you are a very experienced cold water swimmer.

United Kingdom monthly average 8.1°C to 16.5°C
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  • Warmest month August 16.5°C
  • Coldest month February 8.1°C
  • Annual mean 12.0°C
  • Months above 20°C 0 of 12

Where January fits in the year

January sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve United Kingdom month rankings:

United Kingdom sea temperature map (live)

The map shows today's latest reading at every United Kingdom location. The list below is based on the typical January mean, useful for trip planning weeks or months ahead.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest United Kingdom locations in January

Sorted by the typical January mean built from a decade of daily readings at each location. Click any place for its 30-day chart, monthly profile, and full 10-year history.

# Location January mean
1 Hallsands Devon 11.3°C
2 Lannacombe Beach Devon 11.3°C
3 Prawl Devon 11.3°C
4 Start Point Devon 11.3°C
5 Hope Cove Devon 11.3°C
6 Salcombe Devon 11.3°C
7 Portscatho Cornwall 11.2°C
8 Beesands Devon 11.1°C
9 Blackpool Devon 11.1°C
10 Blackpool Sands Devon 11.1°C
11 Brixham Devon 11.1°C
12 Dartmouth Devon 11.1°C
13 Goodrington Devon 11.1°C
14 Kingswear Devon 11.1°C
15 Paignton Devon 11.1°C
16 Slapton Devon 11.1°C
17 Stoke Fleming Devon 11.1°C
18 Strete Devon 11.1°C
19 Torbay England 11.1°C
20 Torquay Devon 11.1°C
21 Totnes England 11.1°C
22 Bantham Devon 11.1°C
23 Bigbury-on-Sea Devon 11.1°C
24 Challaborough Devon 11.1°C
25 Greenway Quay Devon 11.1°C
Show 25 more ▸
26 Kingsbridge Devon 11.1°C
27 Lizard Point Cornwall 11.1°C
28 Mothecombe Devon 11.1°C
29 Stoke Gabriel (Duncannon) Devon 11.1°C
30 Bovisand Devon 11.1°C
31 Heybrook Bay Devon 11.1°C
32 Millbrook Cornwall 11.1°C
33 Noss Mayo Devon 11.1°C
34 Plymouth Cornwall 11.1°C
35 Torpoint England 11.1°C
36 Wembury Devon 11.1°C
37 Cargreen Cornwall 11.0°C
38 Devonport Plymouth 11.0°C
39 Isles of Scilly Cornwall 11.0°C
40 Jupiter Point Cornwall 11.0°C
41 River Yealm Entrance Devon 11.0°C
42 Saint Mary's Isles of Scilly 11.0°C
43 Saltash Plymouth 11.0°C
44 St. Mary's Isles of Scilly 11.0°C
45 Turnchapel Plymouth 11.0°C
46 Fowey Cornwall 11.0°C
47 Par England 11.0°C
48 Polperro Cornwall 11.0°C
49 Lostwithiel Cornwall 10.9°C
50 Looe Cornwall 10.9°C

Coldest 10 in United Kingdom in January

Same data the other way. Helpful if you want to know which United Kingdom coasts to avoid for swimming in January.

# Location January mean
1 King's Lynn Norfolk 5.8°C
2 New Hunstanton Norfolk 5.8°C
3 West Stones Norfolk 5.8°C
4 Wisbech Cambridgeshire 5.8°C
5 Heacham Norfolk 6.0°C
6 Hunstanton Norfolk 6.0°C
7 Annan Dumfries and Galloway 6.1°C
8 Glasson Cumbria 6.1°C
9 Torduff Point Dumfries and Galloway 6.1°C
10 Bassenthwaite Lake Cumbria 6.1°C

More on this region