Crap Towns / Hillingdon / Weather

How often does it rain in Hillingdon?

It rains in Hillingdon on 115 days a year (at least 1 mm, on the 1991 to 2020 average), 9% lower than the typical town's 127. That makes it joint 139th driest of the 984 towns in our table. The rain adds up to 655 mm a year, 14% lower than the typical town's 766. It gets 1,656 hours of sunshine a year, 8% higher than the typical town's 1,532: the 154th sunniest.