| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.42 | 4.38 | 0.04 |
| Feb | 4.14 | 4.30 | -0.16 |
| Mar | 4.49 | 4.48 | 0.01 |
| Apr | 3.50 | 3.72 | -0.22 |
| May | 2.72 | 2.57 | 0.15 |
| Jun | 4.32 | 4.35 | -0.03 |
| Jul | 4.88 | 4.79 | 0.09 |
| Aug | 4.38 | 4.43 | -0.05 |
| Sep | 3.65 | 3.69 | -0.04 |
| Oct | 2.71 | 2.85 | -0.14 |
| Nov | 3.25 | 3.31 | -0.06 |
| Dec | 4.61 | 4.61 | 0.00 |
47.07 | 47.48 | -0.41 |