7 Day Forecast For Swansea

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.

Sunday 17th January 2021

On Sunday 17th January 2021 the sun will rise at 08:13 and will set at 16:39. It will be a mild day, with temperatures reaching around 6.2°C. Today is expected to be a dry day, with a very low chance of rain. It will be quite a breezy day, with a maximum expected wind speed of 31mph.

12am
Clear skies
Clear skies
5°C (41°F)
Wind 17mph
Gusting to 31mph
Rain: 0mm
Pressure: 1022mb
Humidity: 81%
Visibility: 6.2mi
3am
Clear skies
Clear skies
5°C (40°F)
Wind 16mph
Gusting to 30mph
Rain: 0mm
Pressure: 1023mb
Humidity: 81%
Visibility: 6.2mi
6am
Clear skies
Clear skies
5°C (40°F)
Wind 13mph
Gusting to 24mph
Rain: 0mm
Pressure: 1024mb
Humidity: 81%
Visibility: 6.2mi
9am
Partly cloudy skies
Partly cloudy skies
5°C (41°F)
Wind 10mph
Gusting to 17mph
Rain: 0mm
Pressure: 1026mb
Humidity: 82%
Visibility: 6.2mi
12pm
Cloudy skies
Cloudy skies
6°C (43°F)
Wind 11mph
Gusting to 18mph
Rain: 0mm
Pressure: 1027mb
Humidity: 79%
Visibility: 6.2mi
3pm
Overcast skies
Overcast skies
6°C (43°F)
Wind 9mph
Gusting to 15mph
Rain: 0mm
Pressure: 1027mb
Humidity: 81%
Visibility: 6.2mi
6pm
Partly cloudy skies
Partly cloudy skies
6°C (43°F)
Wind 8mph
Gusting to 13mph
Rain: 0mm
Pressure: 1027mb
Humidity: 84%
Visibility: 6.2mi
9pm
Partly cloudy skies
Partly cloudy skies
6°C (42°F)
Wind 8mph
Gusting to 15mph
Rain: 0mm
Pressure: 1027mb
Humidity: 86%
Visibility: 6.2mi
Monday 18th January 2021

On Monday 18th January 2021 the sun will rise at 08:12 and will set at 16:41. It will be a mild day, with temperatures reaching around 11.3°C. Some moderate to heavy rain is expected, 8mm of rainfall is possible today. There could be quite a strong breeze in the air today, with a maximum expected wind speed of 35mph.

12am
Partly cloudy skies
Partly cloudy skies
7°C (45°F)
Wind 9mph
Gusting to 13mph
Rain: 0mm
Pressure: 1026mb
Humidity: 86%
Visibility: 6.2mi
3am
Light rain shower
Light rain shower
6°C (43°F)
Wind 13mph
Gusting to 22mph
Rain: 0mm
Pressure: 1024mb
Humidity: 87%
Visibility: 6.2mi
6am
Cloudy skies
Cloudy skies
5°C (41°F)
Wind 11mph
Gusting to 21mph
Rain: 0mm
Pressure: 1023mb
Humidity: 85%
Visibility: 6.2mi
9am
Overcast skies
Overcast skies
8°C (46°F)
Wind 13mph
Gusting to 17mph
Rain: 0mm
Pressure: 1022mb
Humidity: 81%
Visibility: 6.2mi
12pm
Overcast skies
Overcast skies
10°C (50°F)
Wind 14mph
Gusting to 17mph
Rain: 0mm
Pressure: 1020mb
Humidity: 86%
Visibility: 6.2mi
3pm
Light rain
Light rain
11°C (52°F)
Wind 13mph
Gusting to 15mph
Rain: 1mm
Pressure: 1015mb
Humidity: 95%
Visibility: 5.6mi
6pm
Light rain
Light rain
10°C (50°F)
Wind 18mph
Gusting to 25mph
Rain: 2mm
Pressure: 1011mb
Humidity: 97%
Visibility: 5.6mi
9pm
Moderate rain
Moderate rain
8°C (47°F)
Wind 18mph
Gusting to 35mph
Rain: 5mm
Pressure: 1008mb
Humidity: 98%
Visibility: 4.3mi
Tuesday 19th January 2021

On Tuesday 19th January 2021 the sun will rise at 08:11 and will set at 16:42. It will be a mild day, with temperatures reaching around 10.6°C. Heavy rain which could cause deep standing water and surface flooding is possible. Watch out for local severe weather warnings, 22mm of rainfall is possible today. Some quite strong winds are possible today, with a maximum expected wind speed of 52mph.

12am
Moderate rain
Moderate rain
10°C (49°F)
Wind 29mph
Gusting to 48mph
Rain: 6mm
Pressure: 1006mb
Humidity: 94%
Visibility: 4.3mi
3am
Light drizzle
Light drizzle
9°C (49°F)
Wind 28mph
Gusting to 49mph
Rain: 0mm
Pressure: 1004mb
Humidity: 94%
Visibility: 1.2mi
6am
Light drizzle
Light drizzle
9°C (48°F)
Wind 26mph
Gusting to 45mph
Rain: 0mm
Pressure: 1002mb
Humidity: 90%
Visibility: 1.2mi
9am
Moderate rain
Moderate rain
10°C (49°F)
Wind 29mph
Gusting to 45mph
Rain: 3mm
Pressure: 1000mb
Humidity: 94%
Visibility: 4.3mi
12pm
Moderate rain
Moderate rain
10°C (51°F)
Wind 29mph
Gusting to 40mph
Rain: 3mm
Pressure: 997mb
Humidity: 95%
Visibility: 4.3mi
3pm
Moderate rain
Moderate rain
11°C (51°F)
Wind 29mph
Gusting to 39mph
Rain: 3mm
Pressure: 993mb
Humidity: 95%
Visibility: 4.3mi
6pm
Moderate rain
Moderate rain
10°C (51°F)
Wind 32mph
Gusting to 48mph
Rain: 3mm
Pressure: 991mb
Humidity: 95%
Visibility: 4.3mi
9pm
Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
10°C (50°F)
Wind 32mph
Gusting to 52mph
Rain: 4mm
Pressure: 989mb
Humidity: 95%
Visibility: 3.7mi
Wednesday 20th January 2021

On Wednesday 20th January 2021 the sun will rise at 08:10 and will set at 16:44. It will be a mild day, with temperatures reaching around 7.2°C. Heavy rainfall which could cause localised flooding is expected at times. Watch out for severe weather warnings, 29mm of rainfall is possible today. Some quite strong winds are possible today, with a maximum expected wind speed of 60mph.

12am
Light rain shower
Light rain shower
7°C (45°F)
Wind 29mph
Gusting to 60mph
Rain: 1mm
Pressure: 988mb
Humidity: 94%
Visibility: 6.2mi
3am
Moderate rain
Moderate rain
7°C (45°F)
Wind 27mph
Gusting to 57mph
Rain: 3mm
Pressure: 987mb
Humidity: 95%
Visibility: 4.3mi
6am
Moderate rain
Moderate rain
7°C (45°F)
Wind 16mph
Gusting to 33mph
Rain: 6mm
Pressure: 984mb
Humidity: 96%
Visibility: 4.3mi
9am
Moderate rain
Moderate rain
7°C (45°F)
Wind 16mph
Gusting to 33mph
Rain: 7mm
Pressure: 981mb
Humidity: 97%
Visibility: 4.3mi
12pm
Moderate rain
Moderate rain
7°C (45°F)
Wind 23mph
Gusting to 48mph
Rain: 7mm
Pressure: 979mb
Humidity: 91%
Visibility: 4.3mi
3pm
Light rain shower
Light rain shower
7°C (45°F)
Wind 21mph
Gusting to 44mph
Rain: 2mm
Pressure: 976mb
Humidity: 90%
Visibility: 6.2mi
6pm
Light rain
Light rain
6°C (43°F)
Wind 13mph
Gusting to 26mph
Rain: 1mm
Pressure: 974mb
Humidity: 90%
Visibility: 5.6mi
9pm
Light rain
Light rain
6°C (43°F)
Wind 24mph
Gusting to 28mph
Rain: 2mm
Pressure: 974mb
Humidity: 92%
Visibility: 5.6mi
Thursday 21st January 2021

On Thursday 21st January 2021 the sun will rise at 08:09 and will set at 16:46. It will be a mild day, with temperatures reaching around 4.5°C. Today is expected to be a dry day, with a very low chance of rain. Some quite strong winds are possible today, with a maximum expected wind speed of 44mph.

12am
Light sleet
Light sleet
4°C (39°F)
Wind 28mph
Gusting to 35mph
Rain: 0mm
Pressure: 977mb
Humidity: 88%
Visibility: 5.6mi
3am
Patchy sleet possible
Patchy sleet possible
4°C (39°F)
Wind 23mph
Gusting to 35mph
Rain: 0mm
Pressure: 980mb
Humidity: 76%
Visibility: 5.6mi
6am
Clear skies
Clear skies
4°C (39°F)
Wind 18mph
Gusting to 30mph
Rain: 0mm
Pressure: 982mb
Humidity: 78%
Visibility: 6.2mi
9am
Sunny skies
Sunny skies
4°C (39°F)
Wind 19mph
Gusting to 31mph
Rain: 0mm
Pressure: 985mb
Humidity: 74%
Visibility: 6.2mi
12pm
Partly cloudy skies
Partly cloudy skies
4°C (40°F)
Wind 24mph
Gusting to 44mph
Rain: 0mm
Pressure: 987mb
Humidity: 72%
Visibility: 6.2mi
3pm
Sunny skies
Sunny skies
5°C (40°F)
Wind 18mph
Gusting to 34mph
Rain: 0mm
Pressure: 988mb
Humidity: 74%
Visibility: 6.2mi
6pm
Clear skies
Clear skies
4°C (40°F)
Wind 13mph
Gusting to 22mph
Rain: 0mm
Pressure: 990mb
Humidity: 78%
Visibility: 6.2mi
9pm
Clear skies
Clear skies
4°C (40°F)
Wind 9mph
Gusting to 16mph
Rain: 0mm
Pressure: 992mb
Humidity: 79%
Visibility: 6.2mi
Friday 22nd January 2021

On Friday 22nd January 2021 the sun will rise at 08:08 and will set at 16:47. It will be a mild day, with temperatures reaching around 5.8°C. Today is expected to be a dry day, with a very low chance of rain. It will be quite a breezy day, with a maximum expected wind speed of 24mph.

12am
Clear skies
Clear skies
4°C (39°F)
Wind 11mph
Gusting to 19mph
Rain: 0mm
Pressure: 992mb
Humidity: 80%
Visibility: 6.2mi
3am
Clear skies
Clear skies
4°C (39°F)
Wind 10mph
Gusting to 18mph
Rain: 0mm
Pressure: 993mb
Humidity: 80%
Visibility: 6.2mi
6am
Overcast skies
Overcast skies
3°C (38°F)
Wind 9mph
Gusting to 18mph
Rain: 0mm
Pressure: 993mb
Humidity: 81%
Visibility: 6.2mi
9am
Light rain shower
Light rain shower
4°C (40°F)
Wind 7mph
Gusting to 13mph
Rain: 0mm
Pressure: 994mb
Humidity: 80%
Visibility: 6.2mi
12pm
Patchy rain possible
Patchy rain possible
5°C (42°F)
Wind 13mph
Gusting to 20mph
Rain: 0mm
Pressure: 995mb
Humidity: 72%
Visibility: 5.6mi
3pm
Sunny skies
Sunny skies
6°C (43°F)
Wind 17mph
Gusting to 24mph
Rain: 0mm
Pressure: 996mb
Humidity: 75%
Visibility: 6.2mi
6pm
Clear skies
Clear skies
5°C (42°F)
Wind 13mph
Gusting to 18mph
Rain: 0mm
Pressure: 999mb
Humidity: 81%
Visibility: 6.2mi
9pm
Clear skies
Clear skies
5°C (41°F)
Wind 10mph
Gusting to 14mph
Rain: 0mm
Pressure: 1002mb
Humidity: 79%
Visibility: 6.2mi
Saturday 23rd January 2021

On Saturday 23rd January 2021 the sun will rise at 08:07 and will set at 16:49. It will be a mild day, with temperatures reaching around 3.7°C. Today is expected to be a dry day, with a very low chance of rain. It will be quite a breezy day, with a maximum expected wind speed of 21mph.

12am
Clear skies
Clear skies
4°C (39°F)
Wind 13mph
Gusting to 21mph
Rain: 0mm
Pressure: 1004mb
Humidity: 77%
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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