Cardiff weather today: Sunny intervals with a 60% chance of rain and 19°C high

Cardiff residents can expect a day of mixed weather, with sunny intervals interspersed with a notable chance of rain. Today, September 15, 2026, will see a high of 19°C and a low of 12°C, with an average temperature of 15.5°C. The day is characterized by a significant 60% chance of rain, making it a day where outdoor plans might need careful consideration.Cardiff Weather TodayToday's weather in Cardiff is set to be a blend of sunshine and cloud, with a considerable likelihood of precipitation. The maximum temperature is predicted to reach 19°C, while the minimum will be around 12°C, resulting in an average temperature of 15.5°C. Humidity levels are expected to be high, reaching 92%, which could make the air feel damp. There is a 60% chance of rain, so carrying an umbrella is advisable. Wind speeds could reach up to 48.28 kph, adding a brisk element to the day. The condition is described as "Sunny intervals," suggesting periods of sunshine broken by cloud cover.Umbrellas and waterproof footwear advisedGiven the 60% chance of rain today in Cardiff, it would be prudent for residents to prepare for wet conditions. Carrying an umbrella or wearing waterproof outerwear is recommended to stay dry throughout the day. The high humidity and potential for wind, reaching up to 48.28 kph, mean that the weather could feel cooler than the actual temperature, especially if caught in a shower. Planning outdoor activities should take into account the possibility of rain, and it might be wise to have indoor alternatives ready.Cardiff Weather for Upcoming 7 DaysLooking ahead, Cardiff is expected to experience a generally mild week with fluctuating conditions. The days following today will continue to see sunny intervals, with temperatures remaining relatively stable. Tomorrow, September 16, the forecast indicates a high of 18°C and a low of 14°C, with continued sunny intervals. September 17 will see a similar high of 18°C but a cooler low of 10°C, still under sunny intervals. A shift is expected on September 18, with a high of 18°C and a low of 15°C, but the condition is noted as "Light rain," suggesting a wetter day. The latter part of the week appears to offer more pleasant conditions, with sunny intervals returning on September 19, with a high of 19°C and a low of 16°C. September 20 is forecast to be cloudy with a high of 20°C and a low of 15°C. The week concludes with overcast conditions on September 21, featuring a high of 21°C and a low of 15°C.DateConditionMax Temp (C)Min Temp (C)Avg Temp (C)2026-09-15Sunny intervals191215.52026-09-16Sunny intervals181416.02026-09-17Sunny intervals181014.02026-09-18Light rain181516.52026-09-19Sunny intervals191617.52026-09-20Cloudy201517.52026-09-21Overcast211518.0The week ahead in Cardiff presents a varied weather picture, with a notable chance of rain today followed by a mix of sunny intervals, cloudy skies, and overcast conditions.Source: Data referenced in this article is taken from the latest World News and Live updates. Download the TOI app.