| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.57 | 1.57 | 0.00 |
| Feb | 1.84 | 1.79 | 0.05 |
| Mar | 3.03 | 3.02 | 0.01 |
| Apr | 4.65 | 4.71 | -0.06 |
| May | 6.46 | 6.76 | -0.30 |
| Jun | 5.45 | 5.49 | -0.04 |
| Jul | 4.17 | 4.31 | -0.14 |
| Aug | 3.88 | 3.87 | 0.01 |
| Sep | 4.51 | 4.51 | 0.00 |
| Oct | 3.72 | 3.76 | -0.04 |
| Nov | 2.83 | 2.81 | 0.02 |
| Dec | 2.21 | 2.11 | 0.10 |
44.32 | 44.71 | -0.39 |