| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.72 | 4.68 | 0.04 |
| Feb | 4.30 | 4.33 | -0.03 |
| Mar | 4.99 | 4.98 | 0.01 |
| Apr | 3.56 | 3.58 | -0.02 |
| May | 2.78 | 2.78 | 0.00 |
| Jun | 5.68 | 5.81 | -0.13 |
| Jul | 5.65 | 6.04 | -0.39 |
| Aug | 5.34 | 5.57 | -0.23 |
| Sep | 4.49 | 4.61 | -0.12 |
| Oct | 3.08 | 3.06 | 0.02 |
| Nov | 2.87 | 3.01 | -0.14 |
| Dec | 4.00 | 3.87 | 0.13 |
51.46 | 52.32 | -0.86 |