Llantwit Major, Wales Climate
United Kingdom
Pop. 14,384 Elev. 48 m / 157 ft
TZ: Europe/London (UTC+1) ·
Summers in Llantwit Major are cool, with August highs around 69°F (21°C), while winters are cool with January lows of 37°F (3°C). Expect around 87 rainy days annually (49.1 in / 1247 mm total), with snow on 1 days and 4 in (92 mm) of annual accumulation. The city averages 68 sunny days per year and around 36 thunderstorm days. Ocean water temperatures reach 67°F (19°C) in summer.
| Temperature | 21°C (69°F) high | 3°C (37°F) low |
| Feels like | 1°C (34°F) low | |
| Rain | 87 days | 1247 mm (49.1 in) /yr |
| Snow | 1 days | 92 mm (3.6 in) /yr |
| Sky | 68 sunny | 36 stormy |
| Wind | 2.0 m/s (4.4 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: May, Jun, Jul, Aug
Sky & Air by Month
Cloud cover (%)
72
Jan 78
Feb 55
Mar 50
Apr 58
May 69
Jun 57
Jul 60
Aug 66
Sep 76
Oct 70
Nov 69
Dec Humidity (%)
86
Jan 85
Feb 77
Mar 72
Apr 72
May 81
Jun 76
Jul 73
Aug 82
Sep 83
Oct 86
Nov 85
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 10 km Cardiff International Airport (CWL)
Ski resort 64 km
National park 35 km
Hospital 13 km Princess of Wales Hospital
Hiking trail 21 km South West Coast Path (Section 1: Minehead to Porlock Weir)
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 7°C 44°F | 3°C 37°F | 119 mm 4.7 in | 92 mm3.6 in | 5 |
| February | 8°C 46°F | 4°C 40°F | 95 mm 3.7 in | — | 3 |
| March | 11°C 52°F | 4°C 40°F | 20 mm 0.8 in | — | 10 |
| April | 15°C 58°F | 7°C 44°F | 75 mm 3.0 in | — | 11 |
| May | 17°C 63°F | 10°C 50°F | 45 mm 1.8 in | — | 8 |
| June | 18°C 65°F | 13°C 56°F | 94 mm 3.7 in | — | 2 |
| July | 21°C 69°F | 15°C 58°F | 53 mm 2.1 in | — | 8 |
| August | 21°C 69°F | 14°C 58°F | 54 mm 2.1 in | — | 6 |
| September | 16°C 62°F | 11°C 52°F | 164 mm 6.5 in | — | 6 |
| October | 14°C 57°F | 10°C 51°F | 120 mm 4.7 in | — | 1 |
| November | 11°C 52°F | 7°C 45°F | 208 mm 8.2 in | — | 4 |
| December | 9°C 49°F | 6°C 42°F | 201 mm 7.9 in | — | 4 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 5 | 2 |
| February | 3 | 1 |
| March | 10 | 0 |
| April | 11 | 2 |
| May | 8 | 1 |
| June | 2 | 2 |
| July | 8 | 1 |
| August | 6 | 3 |
| September | 6 | 7 |
| October | 1 | 4 |
| November | 4 | 8 |
| December | 4 | 5 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 8°C 47°F | 6°C 43°F |
| February | 7°C 45°F | 5°C 41°F |
| March | 9°C 48°F | 6°C 44°F |
| April | 12°C 53°F | 9°C 48°F |
| May | 15°C 59°F | 12°C 54°F |
| June | 18°C 64°F | 16°C 61°F |
| July | 19°C 67°F | 18°C 65°F |
| August | 19°C 67°F | 18°C 64°F |
| September | 19°C 65°F | 15°C 59°F |
| October | 16°C 60°F | 13°C 55°F |
| November | 13°C 55°F | 10°C 51°F |
| December | 10°C 50°F | 8°C 46°F |