| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.11 | 3.26 | -0.15 |
| Feb | 2.51 | 2.58 | -0.07 |
| Mar | 3.33 | 3.38 | -0.05 |
| Apr | 3.77 | 3.85 | -0.08 |
| May | 4.06 | 4.30 | -0.24 |
| Jun | 4.59 | 4.53 | 0.06 |
| Jul | 4.26 | 4.26 | 0.00 |
| Aug | 3.59 | 3.70 | -0.11 |
| Sep | 3.35 | 3.45 | -0.10 |
| Oct | 2.91 | 2.88 | 0.03 |
| Nov | 3.07 | 2.90 | 0.17 |
| Dec | 3.16 | 3.16 | 0.00 |
41.71 | 42.25 | -0.54 |