| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.35 | 4.13 | 0.22 |
| Feb | 4.82 | 4.77 | 0.05 |
| Mar | 4.82 | 5.10 | -0.28 |
| Apr | 4.86 | 5.08 | -0.22 |
| May | 5.22 | 5.82 | -0.60 |
| Jun | 4.58 | 4.03 | 0.55 |
| Jul | 4.38 | 4.72 | -0.34 |
| Aug | 3.91 | 3.61 | 0.30 |
| Sep | 3.42 | 3.74 | -0.32 |
| Oct | 3.91 | 3.99 | -0.08 |
| Nov | 3.91 | 3.76 | 0.15 |
| Dec | 5.04 | 5.00 | 0.04 |
53.22 | 53.75 | -0.53 |