January 1952-1960 | Number of Low Cloud Observations |
February 1952-1960 | Number of Low Cloud Observations |
March 1952-1960 | Number of Low Cloud Observations |
April 1952-1960 | Number of Low Cloud Observations |
May 1952-1960 | Number of Low Cloud Observations |
June 1952-1960 | Number of Low Cloud Observations |
July 1952-1960 | Number of Low Cloud Observations |
August 1952-1960 | Number of Low Cloud Observations |
September 1952-1960 | Number of Low Cloud Observations |
October 1952-1960 | Number of Low Cloud Observations |
November 1952-1960 | Number of Low Cloud Observations |
December 1952-1960 | Number of Low Cloud Observations |