| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.45 | 3.58 | -0.13 |
| Feb | 3.13 | 3.13 | 0.00 |
| Mar | 3.71 | 3.87 | -0.16 |
| Apr | 3.43 | 3.46 | -0.03 |
| May | 3.56 | 3.51 | 0.05 |
| Jun | 4.65 | 4.74 | -0.09 |
| Jul | 4.52 | 5.44 | -0.92 |
| Aug | 4.35 | 4.83 | -0.48 |
| Sep | 5.13 | 5.28 | -0.15 |
| Oct | 3.38 | 3.49 | -0.11 |
| Nov | 3.41 | 3.40 | 0.01 |
| Dec | 3.68 | 3.59 | 0.09 |
46.40 | 48.32 | -1.92 |