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Warmest sea in United Kingdom in June

914 coastal locations in United Kingdom ranked by their typical June sea temperature. Region-wide average in June: 13.8°C. The top of the list is where to find the warmest swimming this month.

Warmest in June

Avonmouth

16.3°C June mean in United Kingdom

Regional June average

13.8°C

across all 914 coastal locations in United Kingdom

Vs annual mean

+1.8°C

above the year-round regional average

What the United Kingdom sea feels like in June

Water at this temperature is cold and will feel very cold initially, but the body will get used to it and longer swims are possible. Experienced swimmers can manage several hours of swimming, however hypothermia is still a real risk.

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 June fits in the year

June 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 June 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 June

Sorted by the typical June 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 June mean
1 Avonmouth England 16.3°C
2 Berrow Somerset 16.3°C
3 Brean Somerset 16.3°C
4 Bristol England 16.3°C
5 Burnham-on-Sea Somerset 16.3°C
6 Cardiff Wales 16.3°C
7 Chepstow Wales 16.3°C
8 Chittening England 16.3°C
9 Goldcliff Wales 16.3°C
10 Highbridge England 16.3°C
11 Newport Wales 16.3°C
12 Penarth Wales 16.3°C
13 Redwick Wales 16.3°C
14 Severn Beach England 16.3°C
15 Bradwell on Sea Essex 16.3°C
16 Bramble Creek Essex 16.3°C
17 Burnham-on-Crouch Essex 16.3°C
18 Colchester Essex 16.3°C
19 Holliwell Point Essex 16.3°C
20 Maldon Essex 16.3°C
21 North Fambridge Essex 16.3°C
22 Osea Island Essex 16.3°C
23 Rochford Essex 16.3°C
24 Shivering Sand Essex 16.3°C
25 Tollesbury Essex 16.3°C
Show 25 more ▸
26 Whitaker Beacon Essex 16.3°C
27 Brightlingsea Essex 16.1°C
28 Canterbury Kent 16.1°C
29 Clacton-on-Sea Essex 16.1°C
30 Dovercourt Essex 16.1°C
31 Frinton-on-Sea Essex 16.1°C
32 Herne Bay Kent 16.1°C
33 Holland-on-Sea Essex 16.1°C
34 Jaywick Essex 16.1°C
35 Leigh-on-Sea Essex 16.1°C
36 Manningtree Essex 16.1°C
37 Mersea Island Essex 16.1°C
38 Mistley England 16.1°C
39 Shoeburyness Essex 16.1°C
40 Southend-on-Sea Essex 16.1°C
41 Tankerton England 16.1°C
42 West Mersea Essex 16.1°C
43 Whitstable Kent 16.1°C
44 Barry Wales 16.1°C
45 Clevedon Somerset 16.1°C
46 Kewstoke Somerset 16.1°C
47 Portishead Somerset 16.1°C
48 Pwll Du Bay Wales 16.1°C
49 Rogerstone Wales 16.1°C
50 Walton Bay Somerset 16.1°C

Coldest 10 in United Kingdom in June

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

# Location June mean
1 Sumburgh Scotland 10.4°C
2 Scalloway Shetland Islands 10.5°C
3 Fair Isle Shetland Islands 10.5°C
4 Bay of Quendale Shetland Islands 10.6°C
5 Sumburgh (Grutness Voe) Shetland Islands 10.6°C
6 Kirkwall Scotland 10.6°C
7 Orkney Scotland 10.6°C
8 Shetland Shetland Islands 10.6°C
9 Lerwick Scotland 10.6°C
10 Sandwick Scotland 10.6°C

More on this region