| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.76 | 1.76 | 0.00 | 
| Feb | 1.86 | 1.88 | -0.02 | 
| Mar | 2.50 | 2.51 | -0.01 | 
| Apr | 4.06 | 3.91 | 0.15 | 
| May | 5.07 | 4.92 | 0.15 | 
| Jun | 4.68 | 4.56 | 0.12 | 
| Jul | 3.87 | 3.90 | -0.03 | 
| Aug | 3.92 | 3.73 | 0.19 | 
| Sep | 3.42 | 3.43 | -0.01 | 
| Oct | 3.19 | 3.02 | 0.17 | 
| Nov | 2.57 | 2.56 | 0.01 | 
| Dec | 1.95 | 1.85 | 0.10 | 
| 38.85 | 38.03 | 0.82 |