| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 2.42 | 2.42 | 0.00 | 
| Feb | 1.69 | 1.86 | -0.17 | 
| Mar | 2.13 | 2.20 | -0.07 | 
| Apr | 3.30 | 3.41 | -0.11 | 
| May | 3.34 | 3.50 | -0.16 | 
| Jun | 3.34 | 3.46 | -0.12 | 
| Jul | 3.15 | 3.24 | -0.09 | 
| Aug | 3.10 | 3.03 | 0.07 | 
| Sep | 3.13 | 3.30 | -0.17 | 
| Oct | 4.10 | 4.12 | -0.02 | 
| Nov | 3.14 | 3.14 | 0.00 | 
| Dec | 2.40 | 2.50 | -0.10 | 
| 35.24 | 36.18 | -0.94 |