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Hourly Forecast
Daylight Hours
06:57
Sunrise
19:19
Sunset
Moon
Waxing Crescent
12:17
Moonrise
20:28
Moonset
Daily Forecast
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Air Quality Data Available
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UV Index
Humidity
Weather in Rhondda tomorrow, September 16, 2026
Rhondda looks cloudy on September 16, 2026, with grey skies for much of the day. Sunshine stays limited, so the overall tone is muted from the morning onward. Expect a grey start, with morning cloud around 86% by 09:00. Outdoor plans early on should not rely on bright skies.
Temperatures climb from an overnight low near 11°C toward a daytime high of about 16°C. Moisture in the air spans 69%-93%, with the highest values around 01:00. A lighter breeze peaks around 09:00 near 5.3 km/h.
Through the afternoon cloud remains the main feature, with cover near 97% around 15:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 27.5 km, briefly nearer 17.7 km. Sunrise is at 06:58 and sunset at 19:17, giving 12 hours 18 minutes of sunlight today.
Overall, Rhondda on September 16, 2026 stays grey and muted, so outdoor plans may want a flexible backup even with a high near 16°C.
Frequently asked questions about weather in Rhondda
How warm does it get in Rhondda?
The warmest month in Rhondda is July, with average high temperatures of 19°C. The average temperature during this period is around 16°C.
How cold does it get in Rhondda?
The coldest month in Rhondda is January, with average low temperatures of 2°C. The average temperature during this period is around 4°C.
What is the wettest time of year in Rhondda?
The wettest month in Rhondda is December, with an average of 140mm of precipitation.
What is the driest time of year in Rhondda?
The driest month in Rhondda is April, with an average of 75mm of precipitation.
