These facts will change, randomly, twice each day.

Any mention of a record refers to observations at the University of Reading - elsewhere in the United Kingdom values may have been higher or lower.

Observations were made at a site along the London Road in central Reading until 31 December 1967, and at Whiteknights from 1 January 1968 onwards.

In Reading in October in ...

1920

1920 10 One of the foggiest October months on record with fog on 11 mornings at 0900 GMT.

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