Weekend weather forecast for Penarth - 17 Jul to 19 Jul
By Mr.Data 17th Jul 2026
Overall Weekend Summary:
The weather in Penarth this weekend offers a mix of partly cloudy and cloudy conditions, with varying temperatures and wind speeds. While there is a consistent chance of rain on Friday and Saturday, Sunday promises a drier and calmer outlook, making it the ideal day for outdoor activities.
Friday:
The day will be partly cloudy with temperatures reaching a warm 29°C, dropping to a mild 16°C at night. Despite the pleasant temperatures, humidity is on the lower side at 54%, though there is a 42% chance of precipitation. Winds will be noticeable, blowing at 29mph, so securing loose outdoor items might be a wise precaution.
Saturday:
The weekend continues with a cloudy transition in the afternoon. Temperatures will vary from a high of 27°C to a low of 13°C. The chances of rain remain the equivalent of Friday at 42%, albeit with increased humidity at 60%. Expect stronger winds peaking at 36mph. Nevertheless, the temperatures ensure a cozy day within.
Sunday:
The final day of the weekend offers partly cloudy skies with decreased precipitation chances at 13%. Temperatures will reach 25°C during the day, dropping to a chillier 9°C overnight. With cooler winds at 19mph and 50% humidity, it represents a refreshing end to the weekend, perfect for some relaxation outdoors.
Commuting Advice:
Given the potential for rain on Friday and Saturday, it's advisable to anticipate slower travel times and to carry an umbrella or raincoat when commuting. The wind, particularly on Saturday, may affect cycling and cause delays for public transportation. For pedestrians, a secure hat or scarf might prove useful given the wind speeds.
Advice for Weekend Plans:
Those planning to spend the weekend outdoors should consider scheduling activities for Sunday when the weather is more suitable for enjoyment with lower precipitation chances and lighter winds. For Friday and Saturday, indoor activities or flexible outdoor plans with sheltered options are recommended, considering the chance of rain and strong winds.
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