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7 Day Forecast For Swansea Bay-Knab Rock Beach

Our 7 day weather forecast for Swansea updated throughout the day, making it ideal for planning leisure activities, travel and events. Read more about our weather forecasts.

Tuesday 10th December 2019

On Tuesday 10th December 2019 the sun will rise at 08:10 and will set at 16:06. It will be a mild day, with temperatures reaching around 14.6°C. Heavy rain which could cause some standing water is expected, 13mm of rainfall is possible today. Some quite strong winds are possible today, with a maximum expected wind speed of 39mph.

12am
Cloudy skies
Cloudy skies
6°C (43°F)
Wind 13mph
Gusting to 25mph
Rain: 0mm
Pressure: 1023mb
Humidity: 85%
Visibility: 6.2mi
3am
Cloudy skies
Cloudy skies
7°C (45°F)
Wind 18mph
Gusting to 29mph
Rain: 0mm
Pressure: 1019mb
Humidity: 84%
Visibility: 6.2mi
6am
Light drizzle
Light drizzle
8°C (47°F)
Wind 24mph
Gusting to 36mph
Rain: 0mm
Pressure: 1014mb
Humidity: 87%
Visibility: 1.2mi
9am
Light rain
Light rain
12°C (53°F)
Wind 27mph
Gusting to 32mph
Rain: 2mm
Pressure: 1010mb
Humidity: 91%
Visibility: 5.6mi
12pm
Moderate rain
Moderate rain
14°C (57°F)
Wind 28mph
Gusting to 32mph
Rain: 3mm
Pressure: 1005mb
Humidity: 92%
Visibility: 4.3mi
3pm
Light rain
Light rain
14°C (58°F)
Wind 34mph
Gusting to 39mph
Rain: 2mm
Pressure: 999mb
Humidity: 92%
Visibility: 5.6mi
6pm
Moderate rain
Moderate rain
7°C (44°F)
Wind 23mph
Gusting to 33mph
Rain: 6mm
Pressure: 1002mb
Humidity: 87%
Visibility: 4.3mi
9pm
Patchy rain possible
Patchy rain possible
6°C (44°F)
Wind 19mph
Gusting to 34mph
Rain: 0mm
Pressure: 1006mb
Humidity: 73%
Visibility: 5.6mi
Wednesday 11th December 2019

On Wednesday 11th December 2019 the sun will rise at 08:11 and will set at 16:06. It will be a mild day, with temperatures reaching around 8.1°C. Some moderate to heavy rain is expected, 8mm of rainfall is possible today. It will be quite a breezy day, with a maximum expected wind speed of 28mph.

12am
Partly cloudy skies
Partly cloudy skies
7°C (45°F)
Wind 14mph
Gusting to 21mph
Rain: 0mm
Pressure: 1008mb
Humidity: 74%
Visibility: 6.2mi
3am
Light rain shower
Light rain shower
7°C (46°F)
Wind 15mph
Gusting to 21mph
Rain: 0mm
Pressure: 1007mb
Humidity: 76%
Visibility: 6.2mi
6am
Light rain shower
Light rain shower
8°C (46°F)
Wind 15mph
Gusting to 21mph
Rain: 1mm
Pressure: 1005mb
Humidity: 76%
Visibility: 6.2mi
9am
Light rain shower
Light rain shower
7°C (46°F)
Wind 17mph
Gusting to 23mph
Rain: 1mm
Pressure: 1003mb
Humidity: 76%
Visibility: 6.2mi
12pm
Moderate rain
Moderate rain
5°C (41°F)
Wind 14mph
Gusting to 19mph
Rain: 6mm
Pressure: 1001mb
Humidity: 81%
Visibility: 4.3mi
3pm
Patchy rain possible
Patchy rain possible
7°C (44°F)
Wind 17mph
Gusting to 21mph
Rain: 0mm
Pressure: 1002mb
Humidity: 72%
Visibility: 5.6mi
6pm
Patchy rain possible
Patchy rain possible
5°C (41°F)
Wind 17mph
Gusting to 28mph
Rain: 0mm
Pressure: 1004mb
Humidity: 75%
Visibility: 5.6mi
9pm
Patchy rain possible
Patchy rain possible
4°C (40°F)
Wind 14mph
Gusting to 24mph
Rain: 0mm
Pressure: 1005mb
Humidity: 77%
Visibility: 5.6mi
Thursday 12th December 2019

On Thursday 12th December 2019 the sun will rise at 08:12 and will set at 16:06. It will be a mild day, with temperatures reaching around 9.6°C. Heavy rain which could cause deep standing water and surface flooding is possible. Watch out for local severe weather warnings, 15mm of rainfall is possible today. Moderate Gales are possible. Please watch out for local weather warnings, with a maximum expected wind speed of 45mph.

12am
Light rain shower
Light rain shower
4°C (40°F)
Wind 11mph
Gusting to 19mph
Rain: 0mm
Pressure: 1005mb
Humidity: 74%
Visibility: 6.2mi
3am
Overcast skies
Overcast skies
5°C (41°F)
Wind 12mph
Gusting to 21mph
Rain: 0mm
Pressure: 1003mb
Humidity: 74%
Visibility: 6.2mi
6am
Light drizzle
Light drizzle
6°C (43°F)
Wind 16mph
Gusting to 22mph
Rain: 0mm
Pressure: 998mb
Humidity: 89%
Visibility: 1.2mi
9am
Light rain
Light rain
8°C (46°F)
Wind 26mph
Gusting to 33mph
Rain: 2mm
Pressure: 990mb
Humidity: 91%
Visibility: 5.6mi
12pm
Heavy rain
Heavy rain
9°C (49°F)
Wind 20mph
Gusting to 29mph
Rain: 8mm
Pressure: 981mb
Humidity: 95%
Visibility: 3.1mi
3pm
Moderate rain
Moderate rain
9°C (49°F)
Wind 25mph
Gusting to 35mph
Rain: 5mm
Pressure: 975mb
Humidity: 90%
Visibility: 4.3mi
6pm
Patchy rain possible
Patchy rain possible
7°C (44°F)
Wind 31mph
Gusting to 40mph
Rain: 0mm
Pressure: 975mb
Humidity: 71%
Visibility: 5.6mi
9pm
Light rain shower
Light rain shower
6°C (43°F)
Wind 36mph
Gusting to 45mph
Rain: 0mm
Pressure: 974mb
Humidity: 77%
Visibility: 6.2mi
Friday 13th December 2019

On Friday 13th December 2019 the sun will rise at 08:13 and will set at 16:06. It will be a mild day, with temperatures reaching around 6°C. A few showers are expected, 3mm of rainfall is possible today. Moderate Gales are possible. Please watch out for local weather warnings, with a maximum expected wind speed of 65mph.

12am
Light drizzle
Light drizzle
5°C (42°F)
Wind 38mph
Gusting to 58mph
Rain: 0mm
Pressure: 972mb
Humidity: 74%
Visibility: 1.2mi
3am
Light rain
Light rain
5°C (42°F)
Wind 44mph
Gusting to 65mph
Rain: 1mm
Pressure: 971mb
Humidity: 78%
Visibility: 5.6mi
6am
Light rain
Light rain
6°C (42°F)
Wind 34mph
Gusting to 64mph
Rain: 2mm
Pressure: 974mb
Humidity: 81%
Visibility: 5.6mi
9am
Light drizzle
Light drizzle
5°C (41°F)
Wind 32mph
Gusting to 65mph
Rain: 0mm
Pressure: 979mb
Humidity: 77%
Visibility: 1.2mi
12pm
Light rain shower
Light rain shower
4°C (40°F)
Wind 31mph
Gusting to 65mph
Rain: 0mm
Pressure: 983mb
Humidity: 80%
Visibility: 6.2mi
3pm
Light rain shower
Light rain shower
4°C (40°F)
Wind 28mph
Gusting to 56mph
Rain: 0mm
Pressure: 985mb
Humidity: 71%
Visibility: 6.2mi
6pm
Patchy rain possible
Patchy rain possible
4°C (40°F)
Wind 19mph
Gusting to 37mph
Rain: 0mm
Pressure: 986mb
Humidity: 71%
Visibility: 5.6mi
9pm
Light drizzle
Light drizzle
5°C (41°F)
Wind 15mph
Gusting to 26mph
Rain: 0mm
Pressure: 983mb
Humidity: 84%
Visibility: 1.2mi
Saturday 14th December 2019

On Saturday 14th December 2019 the sun will rise at 08:14 and will set at 16:06. It will be a mild day, with temperatures reaching around 6.1°C. A few showers are expected, 3mm of rainfall is possible today. Some quite strong winds are possible today, with a maximum expected wind speed of 51mph.

12am
Moderate rain
Moderate rain
5°C (41°F)
Wind 12mph
Gusting to 17mph
Rain: 3mm
Pressure: 982mb
Humidity: 89%
Visibility: 4.3mi
3am
Light rain shower
Light rain shower
4°C (40°F)
Wind 25mph
Gusting to 51mph
Rain: 0mm
Pressure: 985mb
Humidity: 70%
Visibility: 6.2mi
6am
Clear skies
Clear skies
4°C (40°F)
Wind 24mph
Gusting to 51mph
Rain: 0mm
Pressure: 986mb
Humidity: 64%
Visibility: 6.2mi
9am
Light rain shower
Light rain shower
5°C (41°F)
Wind 26mph
Gusting to 45mph
Rain: 0mm
Pressure: 989mb
Humidity: 68%
Visibility: 6.2mi
12pm
Patchy rain possible
Patchy rain possible
5°C (42°F)
Wind 30mph
Gusting to 48mph
Rain: 0mm
Pressure: 992mb
Humidity: 63%
Visibility: 5.6mi
3pm
Patchy rain possible
Patchy rain possible
6°C (43°F)
Wind 27mph
Gusting to 37mph
Rain: 0mm
Pressure: 995mb
Humidity: 61%
Visibility: 5.6mi
6pm
Clear skies
Clear skies
5°C (42°F)
Wind 15mph
Gusting to 23mph
Rain: 0mm
Pressure: 996mb
Humidity: 63%
Visibility: 6.2mi
9pm
Cloudy skies
Cloudy skies
5°C (41°F)
Wind 16mph
Gusting to 26mph
Rain: 0mm
Pressure: 994mb
Humidity: 71%
Visibility: 6.2mi
Sunday 15th December 2019

On Sunday 15th December 2019 the sun will rise at 08:15 and will set at 16:06. It will be a mild day, with temperatures reaching around 7.3°C. Some moderate to heavy rain is expected, 9mm of rainfall is possible today. It could be quite a gusty day today, with a maximum expected wind speed of 51mph.

12am
Moderate rain at times
Moderate rain at times
5°C (41°F)
Wind 23mph
Gusting to 49mph
Rain: 4mm
Pressure: 989mb
Humidity: 72%
Visibility: 5mi
3am
Patchy rain possible
Patchy rain possible
4°C (40°F)
Wind 24mph
Gusting to 51mph
Rain: 0mm
Pressure: 990mb
Humidity: 68%
Visibility: 5.6mi
6am
Cloudy skies
Cloudy skies
4°C (40°F)
Wind 16mph
Gusting to 34mph
Rain: 0mm
Pressure: 992mb
Humidity: 68%
Visibility: 6.2mi
9am
Light rain shower
Light rain shower
5°C (42°F)
Wind 22mph
Gusting to 43mph
Rain: 0mm
Pressure: 993mb
Humidity: 74%
Visibility: 6.2mi
12pm
Light rain shower
Light rain shower
6°C (44°F)
Wind 23mph
Gusting to 40mph
Rain: 2mm
Pressure: 994mb
Humidity: 71%
Visibility: 6.2mi
3pm
Light rain shower
Light rain shower
7°C (45°F)
Wind 22mph
Gusting to 34mph
Rain: 1mm
Pressure: 994mb
Humidity: 73%
Visibility: 6.2mi
6pm
Light rain shower
Light rain shower
6°C (44°F)
Wind 19mph
Gusting to 32mph
Rain: 1mm
Pressure: 994mb
Humidity: 77%
Visibility: 6.2mi
9pm
Light rain shower
Light rain shower
5°C (42°F)
Wind 20mph
Gusting to 38mph
Rain: 1mm
Pressure: 994mb
Humidity: 77%
Visibility: 6.2mi
Monday 16th December 2019

On Monday 16th December 2019 the sun will rise at 08:16 and will set at 16:06. It will be a mild day, with temperatures reaching around 5.7°C. A light shower is possible, 1mm of rainfall is possible today. It could be quite a gusty day today, with a maximum expected wind speed of 40mph.

12am
Light rain shower
Light rain shower
5°C (42°F)
Wind 20mph
Gusting to 40mph
Rain: 1mm
Pressure: 993mb
Humidity: 76%
Visibility: 6.2mi

About Our Weather Forecast For Swansea

Our weather forecast for Swansea is updated throughout the day and has been found to be very reliable for planning activities such as days out, leisure, travel, events, fishing, golf and gardening.

For activities that rely on weather forecasts for safety or financial reasons, such as farming, flying, sailing and shipping, we have found our forecasts to be reliable, but we always recommend that you compare several weather forecast sources to ensure you are able to plan your activities safely.

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