Data month-by-monthΒΆ

The observations were published as printed tables, each table containing data for one calendar month.

1898 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1899 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1900 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1901 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1902 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1903 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1904 Jan Feb Mar Apr May Jun Jul Aug Sep