Wyoming Precipitation Charts and Data

Generated monthly, these graphs and their related data show monthly precipitation vs. the long-term mean (1895-present) for each Climate Division. Graphs and data are also available for the 5-year moving average precipitation totals.

Belle Fourche Big Horn Cheyenne & Niobrara Green & Bear Lower Platte Powder, Little Missouri & Tongue Snake Upper Platte Wind River Yellowstone

Month Graph Data Graph Data Graph Data Graph Data Graph Data Graph Data Graph Data Graph Data Graph Data Graph Data

Monthly Average Precipitation

Jan 2009

Feb 2009

Mar 2009
Apr 2009
May 2009

Jun 2009

Jul 2009
Aug 2009

Sep 2009

Oct 2009

Nov 2008

Dec 2008

5-Year Moving Average Precipitation

Water Year

Calendar Year