This fileset contains a digital transcription of the weather observations contained in MS 190 fols. 146-66 (ref no. RB/2/21/11) kept at the archives of the Royal Society of London. A correction of the instrumental observations to modern standards is also provided. These observations appear to have been taken at Robert Boyle's laboratory at Pall Mall in London, and were written by Boyle's assistant Hugh Greg. These data are described in a paper in the journal 'Weather' ( https://doi.org/10.1002/wea.3531)