| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.48 | 5.32 | 0.16 |
| Feb | 5.45 | 5.04 | 0.41 |
| Mar | 5.60 | 5.31 | 0.29 |
| Apr | 5.33 | 5.13 | 0.20 |
| May | 4.63 | 4.47 | 0.16 |
| Jun | 4.72 | 4.61 | 0.11 |
| Jul | 5.25 | 4.53 | 0.72 |
| Aug | 3.98 | 3.81 | 0.17 |
| Sep | 3.79 | 3.91 | -0.12 |
| Oct | 3.71 | 3.48 | 0.23 |
| Nov | 4.65 | 4.57 | 0.08 |
| Dec | 6.15 | 5.90 | 0.25 |
58.74 | 56.08 | 2.66 |