Indicator · us-precip-share
Yearly precipitation, share of normal
Rain and melted snow over the year, against its 1991–2020 average.
- Unit
- % of normal
- Places
- 3,134 counties in 2025
- Built from
- County climate report card
Map and compare every county on visualizedata.org →
United States, 1895–2025
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Show the data as a table
Highest and lowest in 2025
| Ziebach County, SD | 149% of normal |
|---|---|
| Perkins County, SD | 144% of normal |
| Ventura County, CA | 140% of normal |
| Corson County, SD | 140% of normal |
| Sioux County, ND | 140% of normal |
| Kinney County, TX | 50% of normal |
|---|---|
| Ector County, TX | 57% of normal |
| Maui County, HI | 60% of normal |
| Atascosa County, TX | 61% of normal |
| Champaign County, IL | 61% of normal |
How it is computed
NClimDiv pcpn, sum of the 12 months / the 1991–2020 mean, from the County climate report card dataset on this site. visualizedata.org computes the indicator for every place and year; the full table, the map and each place's history are on its page there. The underlying data, with its source and license, is on the dataset page, with the API and downloads.