| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.73 | 2.78 | -0.05 |
| Feb | 2.29 | 2.24 | 0.05 |
| Mar | 3.07 | 2.96 | 0.11 |
| Apr | 4.17 | 4.24 | -0.07 |
| May | 4.55 | 4.45 | 0.10 |
| Jun | 4.86 | 4.87 | -0.01 |
| Jul | 4.53 | 4.21 | 0.32 |
| Aug | 3.46 | 3.29 | 0.17 |
| Sep | 3.11 | 3.11 | 0.00 |
| Oct | 3.28 | 3.15 | 0.13 |
| Nov | 3.35 | 3.36 | -0.01 |
| Dec | 2.73 | 2.76 | -0.03 |
42.13 | 41.42 | 0.71 |