| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.69 | 1.69 | 0.00 | 
| Feb | 1.66 | 1.70 | -0.04 | 
| Mar | 2.28 | 2.23 | 0.05 | 
| Apr | 3.59 | 3.52 | 0.07 | 
| May | 4.51 | 4.68 | -0.17 | 
| Jun | 4.53 | 4.53 | 0.00 | 
| Jul | 3.76 | 3.90 | -0.14 | 
| Aug | 3.67 | 3.75 | -0.08 | 
| Sep | 3.37 | 3.44 | -0.07 | 
| Oct | 3.08 | 3.06 | 0.02 | 
| Nov | 2.40 | 2.42 | -0.02 | 
| Dec | 2.01 | 1.96 | 0.05 | 
| 36.55 | 36.88 | -0.33 |