| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.74 | 3.68 | 0.06 |
| Feb | 3.30 | 3.18 | 0.12 |
| Mar | 4.02 | 3.90 | 0.12 |
| Apr | 3.62 | 3.65 | -0.03 |
| May | 4.09 | 4.12 | -0.03 |
| Jun | 4.79 | 4.74 | 0.05 |
| Jul | 5.73 | 5.57 | 0.16 |
| Aug | 6.03 | 5.75 | 0.28 |
| Sep | 6.71 | 6.48 | 0.23 |
| Oct | 3.58 | 3.63 | -0.05 |
| Nov | 3.30 | 3.30 | 0.00 |
| Dec | 3.50 | 3.39 | 0.11 |
52.41 | 51.39 | 1.02 |