Monthly Summaries, 1966

This collection describes the weather of Dayton and the surrounding area through the daily, monthly and annual reporting of the Dayton Weather Bureau personnel. Reports prior to 1980 were handwritten and graphed. From 1980 on, the reports are printed from a computer.

Series I, Annual Summaries, spans 1914-1992. Each report is about 4 pages, and contains information on temperature, precipitation, snowfall, station information, normal, means and extremes. The summaries are compiled based on the monthly summaries in Series II, which may contain graphs, tables, etc.

Series II, Monthly Summaries, spans 1921-1991, 1996. Each report is about 1-3 pages, and contains information on temperature, hourly precipitation, snowfall, wind, sunshine, sky cover and hourly observations. The summaries are compiled based on the daily observations in Series III, which may contain graphs, tables, etc.

Series III, Daily Observations, spans 1911-1995 and is by far the largest series in the collection. Each report is about 3 pages, and contains information on temperature, precipitation, pressure, cloud cover, synoptic observations and summary of the day. The observations are compiled based on the daily collection of data by station meteorologists.

Series IV, Newspaper Articles, Pictures and Charts, 1883-1995, is a relatively small series that contains news clippings on weather events covered in the Dayton Daily News, Dayton Journal Herald, Troy Daily News and other nearby newspapers scattered between 1883 and 1994. They are organized alphabetically by type of weather event, and chronologically thereunder.