| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) | 
|---|---|---|---|
| Jan | 1.72 | 1.63 | 0.09 | 
| Feb | 1.91 | 1.82 | 0.09 | 
| Mar | 2.52 | 2.39 | 0.13 | 
| Apr | 4.07 | 3.86 | 0.21 | 
| May | 5.12 | 5.07 | 0.05 | 
| Jun | 4.87 | 5.00 | -0.13 | 
| Jul | 4.20 | 4.20 | 0.00 | 
| Aug | 3.89 | 3.83 | 0.06 | 
| Sep | 3.51 | 3.59 | -0.08 | 
| Oct | 3.26 | 3.14 | 0.12 | 
| Nov | 2.58 | 2.51 | 0.07 | 
| Dec | 1.99 | 1.85 | 0.14 | 
| 39.64 | 38.89 | 0.75 |