| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.93 | 2.97 | -0.04 |
| Feb | 2.84 | 2.93 | -0.09 |
| Mar | 4.46 | 4.54 | -0.08 |
| Apr | 5.02 | 5.12 | -0.10 |
| May | 5.18 | 5.17 | 0.01 |
| Jun | 3.71 | 3.85 | -0.14 |
| Jul | 3.71 | 3.86 | -0.15 |
| Aug | 3.34 | 3.29 | 0.05 |
| Sep | 3.90 | 3.93 | -0.03 |
| Oct | 3.82 | 3.82 | 0.00 |
| Nov | 4.28 | 4.42 | -0.14 |
| Dec | 3.38 | 3.45 | -0.07 |
46.57 | 47.35 | -0.78 |