| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.71 | 3.72 | -0.01 |
| Feb | 3.18 | 3.20 | -0.02 |
| Mar | 3.97 | 3.95 | 0.02 |
| Apr | 3.89 | 4.05 | -0.16 |
| May | 3.87 | 3.74 | 0.13 |
| Jun | 4.26 | 4.26 | 0.00 |
| Jul | 4.41 | 4.41 | 0.00 |
| Aug | 4.46 | 4.73 | -0.27 |
| Sep | 3.98 | 3.89 | 0.09 |
| Oct | 3.13 | 3.21 | -0.08 |
| Nov | 3.29 | 3.31 | -0.02 |
| Dec | 3.86 | 3.89 | -0.03 |
46.01 | 46.36 | -0.35 |