| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.98 | 0.93 | 0.05 |
| Feb | 0.99 | 0.92 | 0.07 |
| Mar | 1.95 | 1.85 | 0.10 |
| Apr | 3.53 | 3.38 | 0.15 |
| May | 4.64 | 4.60 | 0.04 |
| Jun | 5.36 | 5.29 | 0.07 |
| Jul | 4.74 | 4.78 | -0.04 |
| Aug | 4.31 | 4.22 | 0.09 |
| Sep | 3.60 | 3.69 | -0.09 |
| Oct | 2.56 | 2.47 | 0.09 |
| Nov | 1.69 | 1.56 | 0.13 |
| Dec | 1.26 | 1.21 | 0.05 |
35.61 | 34.90 | 0.71 |