Automated Data Plotter
This application dynamically generates many types of graphs. These graphs are derived from processing of various data sources done by the IEM. Please feel free to use these generated graphics in whatever way you wish. Reset App. The IEM Explorer application offers a simplified frontend to some of these autoplots.
Second, select specific chart options::
Plot Description:
This plot attempts to show the impact of cloudiness on temperatures. The plot shows a simple difference between the average temperature during cloudy/mostly cloudy conditions and the average temperature by hour and by week of the year. The input data for this chart is limited to post 1973 as cloud cover data since then is more reliable/comparable.Based on a sampling of recent timings for this application, plot generation time has averaged 7 seconds. Hold on for the plot is generating now!

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IEM Daily Features using this plot
The IEM Daily Features found on this website often utilize plots found on this application. Here is a listing of features referencing this plot type.
- 24 Mar 2025: Temps During Clear Skies
- 23 Jun 2022: Clear Skies Impact on Temps
- 12 Oct 2020: Clouds influencing temperature
- 17 Dec 2018: Clear Skies and Temps
- 25 May 2017: Opposite Effect
- 20 Jul 2015: Clouds and Temps
- 08 Nov 2012: Clouds and Temperature