| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.38 | 5.26 | 0.12 |
| Feb | 5.39 | 5.11 | 0.28 |
| Mar | 5.53 | 5.26 | 0.27 |
| Apr | 5.32 | 5.14 | 0.18 |
| May | 4.70 | 4.51 | 0.19 |
| Jun | 4.57 | 4.60 | -0.03 |
| Jul | 5.18 | 4.62 | 0.56 |
| Aug | 3.91 | 3.81 | 0.10 |
| Sep | 3.71 | 3.89 | -0.18 |
| Oct | 3.69 | 3.49 | 0.20 |
| Nov | 4.58 | 4.49 | 0.09 |
| Dec | 6.14 | 5.90 | 0.24 |
58.10 | 56.08 | 2.02 |