Crap Towns / Grantham / Weather

How often does it rain in Grantham?

It rains in Grantham on 118 days a year (at least 1 mm, on the 1991 to 2020 average), 7% lower than the typical town's 127. That makes it joint 206th driest of the 984 towns in our table. The rain adds up to 637 mm a year, 17% lower than the typical town's 766. It gets 1,561 hours of sunshine a year, about the same as the typical town's 1,532: the 414th sunniest.