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Coldest sea in United Kingdom in March

914 coastal locations in United Kingdom ranked by typical March sea temperature, coldest first. Region-wide average in March: 8.2°C.

Coldest in March

Lowestoft

6.4°C March mean in United Kingdom

Regional March average

8.2°C

across all 914 coastal locations in United Kingdom

Vs annual mean

-3.8°C

below the year-round regional average

What the United Kingdom sea feels like in March

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 March fits in the year

March 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 March mean.

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 coldest United Kingdom locations in March

Sorted by typical March mean from a decade of daily readings, coldest first. Click any place for the full location page.

# Location March mean
1 Lowestoft Suffolk 6.4°C
2 Caister-on-Sea Norfolk 6.5°C
3 Gorleston-on-Sea Norfolk 6.5°C
4 Great Yarmouth Norfolk 6.5°C
5 Hemsby Norfolk 6.5°C
6 Winterton-on-Sea Norfolk 6.5°C
7 Balintore Scotland 6.5°C
8 Conon Bridge Scotland 6.5°C
9 Fort Augustus Scotland 6.5°C
10 Fortrose Scotland 6.5°C
11 Golspie Scotland 6.5°C
12 Invergordon Scotland 6.5°C
13 Inverness Scotland 6.5°C
14 Loch Ness Scotland 6.5°C
15 Portmahomack Scotland 6.5°C
16 Rosemarkie Scotland 6.5°C
17 Aberdour Scotland 6.5°C
18 Airth Scotland 6.5°C
19 Bo'ness Scotland 6.5°C
20 Edinburgh Scotland 6.5°C
21 Errol Scotland 6.5°C
22 Grangemouth Scotland 6.5°C
23 Inverkeithing Scotland 6.5°C
24 Leith Scotland 6.5°C
25 Musselburgh Scotland 6.5°C
Show 25 more ▸
26 Newburgh Scotland 6.5°C
27 North Queensferry Scotland 6.5°C
28 Portobello Scotland 6.5°C
29 Queensferry Scotland 6.5°C
30 Valleyfield Scotland 6.5°C
31 Buckhaven Scotland 6.5°C
32 Burntisland Scotland 6.5°C
33 Cockenzie Scotland 6.5°C
34 Dundee Scotland 6.5°C
35 East Wemyss Scotland 6.5°C
36 Kinghorn Scotland 6.5°C
37 Kirkcaldy Scotland 6.5°C
38 Newport-On-Tay Scotland 6.5°C
39 Saint Andrews Scotland 6.5°C
40 Tayport Scotland 6.5°C
41 Anstruther Scotland 6.6°C
42 Carnoustie Scotland 6.6°C
43 Dunbar Scotland 6.6°C
44 North Berwick Scotland 6.6°C
45 Norwich Norfolk 6.6°C
46 Gullane Scotland 6.6°C
47 Leven Scotland 6.6°C
48 Brora Scotland 6.6°C
49 Nairn Scotland 6.6°C
50 Tain Scotland 6.6°C

Warmest 10 in United Kingdom in March

Same data the other way. The warmest spots for the same month.

# Location March mean
1 Isles of Scilly Cornwall 10.7°C
2 Saint Mary's Isles of Scilly 10.7°C
3 St. Mary's Isles of Scilly 10.7°C
4 Lizard Point Cornwall 10.5°C
5 Hope Cove Devon 10.4°C
6 Portscatho Cornwall 10.4°C
7 Salcombe Devon 10.4°C
8 Hallsands Devon 10.4°C
9 Lannacombe Beach Devon 10.4°C
10 Prawl Devon 10.4°C

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