Weather forecast for this week in Penarth - 29 Jun to 5 Jul
By Mr.Data 29th Jun 2026
Weekly Weather Forecast Summary for Penarth
This week in Penarth is characterised by mostly partly cloudy conditions with interspersed periods of rain and varying wind speeds. Temperatures are relatively mild, averaging highs around 20-23°C, and a slight dip in the lows to around 10-14°C. Humidity levels remain moderately high throughout the week, indicating a generally warm and humid environment, with minimal chances of precipitation except for Tuesday.
Monday Expect partly cloudy skies throughout the day with temperatures peaking at 19°C while dipping to a low of 13°C at night. Humidity stands at 72% with no chances of rain, accompanied by a moderate breeze of 19mph.
Tuesday The day will start with partly cloudy skies, but expect rain in the afternoon. The temperature is projected to rise to 20°C and descend to 12°C. Humidity increases to 79% with a 48% chance of precipitation and wind speeds strengthening to 26mph.
Wednesday Partly cloudy conditions return, with a high of 22°C and a low of 13°C. The air will feel muggy with 80% humidity, though the chance of rain is minimal at 3%. Winds will be gustier at 28mph.
Thursday Another day of partly cloudy skies with temperatures repeating at 22°C high and 12°C low. Humidity lowers slightly to 74%, with a scant 3% risk of rain, accompanied by brisk winds at 34mph.
Friday Expect the partly cloudy pattern to persist as the mercury reaches 22°C during the day and falls to 10°C at night. Humidity drops to 68% with no rain on the horizon; wind speeds moderate to 22mph.
Saturday Clear skies throughout the day mark a change, presenting conditions perfect for outdoor activities. Temperatures will hold at 22°C and dip to 12°C. Expect high humidity at 81%, with a light breeze at 32mph.
Sunday Partly cloudy skies return as temperatures peak at 23°C and drop to 14°C. Humidity remains at 81% with a scant 3% chance of rain, aided by a breezy 25mph wind.
Weather Comparison with Previous Period Compared to last week, Penarth will experience slightly higher temperatures and less rainfall. The previous period had more significant than average windy conditions, which seem to persist but are accompanied by warmer daytime temperatures this week.
Commuting Advice For commuters, Tuesday may present minor disruptions due to afternoon rain. Ensure to leave slightly earlier to accommodate potential delays. The rest of the week appears favourable for travel with manageable wind speeds, but keep an umbrella handy just in case.
Advice for Weekend Plans With Saturday showcasing clear skies, it’s the perfect day for outdoor activities such as visiting local parks or seaside excursions in Penarth. Sunday remains ideal for outdoor plans, but be prepared for partly cloudy skies with warm temperatures. Always check for the day's wind conditions if planning specific activities.
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