The best time to visit Northolt is during the late spring and summer months, from May to September, when the weather is generally mild and pleasant.During these months, you can expect average temperatures ranging from 15°C to 22°C (59°F to 72°F), making it comfortable for exploring the local parks and attractions. This period also sees longer daylight hours, allowing for more time to enjoy outdoor activities like visiting Northala Fields or taking a stroll along the Grand Union Canal.For travelers who prefer a quieter experience and potentially lower accommodation rates, late spring (May and early June) offers pleasant weather before the peak summer crowds. Families often find the summer months ideal for visiting, as school holidays align with the best weather for outdoor excursions to places like Ruislip Lido, which is a short drive away.While Northolt doesn't experience extreme weather, the autumn and winter months can be cooler and wetter, with shorter days.