Residents in Watford should prepare for a week of mixed weather conditions, as the Met Office warns of cooler temperatures and shifting conditions across Hertfordshire.
According to the latest forecast updated at 6:09am on 11 May 2026, temperatures throughout the week will range between 13°C and 17°C. This is slightly cooler than the typical daytime highs of 16°C to 17°C usually expected in the region during mid-May.
Monday is expected to be the wettest day, with a 90 per cent chance of rain at 10am and light showers throughout the morning. Those heading out on Wednesday and Thursday should also be prepared for frequent, blustery showers, which may occasionally become heavy and carry a risk of thunder.
Wednesday is set to be the windiest day of the week, with gusts reaching speeds of 39mph. While conditions are set to be unsettled, pollen levels are expected to remain low across all forecast days, though residents should note that UV levels will reach moderate to high intensity during midday hours.
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