| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.29 | 5.49 | -0.20 |
| Feb | 5.13 | 5.25 | -0.12 |
| Mar | 5.33 | 5.13 | 0.20 |
| Apr | 5.03 | 5.19 | -0.16 |
| May | 4.39 | 4.58 | -0.19 |
| Jun | 4.38 | 4.43 | -0.05 |
| Jul | 4.83 | 4.43 | 0.40 |
| Aug | 3.75 | 3.76 | -0.01 |
| Sep | 3.66 | 3.95 | -0.29 |
| Oct | 3.53 | 3.48 | 0.05 |
| Nov | 4.37 | 4.47 | -0.10 |
| Dec | 5.61 | 5.72 | -0.11 |
55.30 | 55.88 | -0.58 |