See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
13°
Clear
Feels Like: 16°
Min: 11°
Max: 22°
The next few hours will be clear, with today reaching 22°C and dropping to 16°C. The coming days will be windy throughout the day.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:32
Sunrise
18:45
Sunset
Moon
Waxing Crescent
12:28
Moonrise
20:45
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Air Quality Data Available
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UV Index
Humidity
Weather in Swansea today, September 16, 2026
Expect a mostly clear day in Swansea on September 16, 2026, with sunshine dominating from morning through evening. Cloud should stay limited, so the overall feel remains bright and settled. The first half of the day looks overcast, as cloud amounts reach about 86% around 09:00. Brighter weather, if it comes, waits until later.
The day peaks near 22°C and cools toward 11°C. Moisture in the air spans 69%-96%, with the highest values around 23:00. A lighter breeze peaks around 16:00 near 4.6 km/h.
Afternoon skies stay clogged, peaking close to 100% near 15:00. The grey theme continues rather than clearing out. Visibility holds near 15.3 km, though it can fall to 13.2 km. Daylight runs from 06:32 to 18:45, lasting 12 hours 12 minutes of sunlight today.
In short, September 16, 2026 looks like a fine day in Swansea for being outside, peaking around 22°C.
Frequently asked questions about weather in Swansea
How warm does it get in Swansea?
The warmest month in Swansea is July, with average high temperatures of 28°C. The average temperature during this period is around 24°C.
How cold does it get in Swansea?
The coldest month in Swansea is January, with average low temperatures of -3°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Swansea?
The wettest month in Swansea is December, with an average of 120mm of precipitation.
What is the driest time of year in Swansea?
The driest month in Swansea is November, with an average of 78mm of precipitation.
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