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Precipitation Observer & Rain Data

The Minnesota Volunteer Precipitation Observing Program is a volunteer-driven precipitation observing program began in the late 1960s in the Twin Cities and gradually expanded across the Minnesota in the 1970s. The program is administered by the DNR Minnesota State Climatology Office. The number of warm-season volunteer observers has remaining steady at around 1500 for the past four decades. Daily precipitation measurements that are reported on-line and by use of hard copy forms. Volunteers working through their Soil & Water Conservation Districts make up the majority of the observers in the MNgage program. Other networks are Watershed Districts, Department of Natural Resources, National Weather Service and the Minnesota State Climatology Office Backyard Network. 
If you are interested in becoming a Precipitation Observer for Renville County, please contact our office to learn more. 

Below is the precipitation data from the Renville SWCD office.

The chart shows monthly rainfall in inches for 2025, peaking in June at over 8 inches.
Bar chart showing monthly rainfall in inches for 2024, peaking in June at nearly 9 inches, with lower amounts in other months.
The image shows total rainfall in inches for August (around 2), September (less than 0.5), and October (over 4.5) of 2023.
The image shows a bar graph of monthly rainfall in inches for 2022, with May having the highest and June the lowest rainfall.