| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.26 | 3.27 | -0.01 |
| Feb | 2.91 | 2.90 | 0.01 |
| Mar | 3.49 | 3.51 | -0.02 |
| Apr | 3.82 | 3.85 | -0.03 |
| May | 3.72 | 3.89 | -0.17 |
| Jun | 4.35 | 4.55 | -0.20 |
| Jul | 4.59 | 4.59 | 0.00 |
| Aug | 3.86 | 4.03 | -0.17 |
| Sep | 3.88 | 3.87 | 0.01 |
| Oct | 5.00 | 5.24 | -0.24 |
| Nov | 3.90 | 3.93 | -0.03 |
| Dec | 4.20 | 4.26 | -0.06 |
46.98 | 47.89 | -0.91 |