| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.99 | 3.06 | -0.07 |
| Feb | 2.63 | 2.69 | -0.06 |
| Mar | 3.82 | 3.88 | -0.06 |
| Apr | 3.45 | 3.42 | 0.03 |
| May | 4.24 | 4.35 | -0.11 |
| Jun | 4.33 | 4.38 | -0.05 |
| Jul | 4.50 | 4.41 | 0.09 |
| Aug | 3.96 | 3.86 | 0.10 |
| Sep | 4.35 | 4.45 | -0.10 |
| Oct | 3.91 | 4.00 | -0.09 |
| Nov | 3.13 | 3.17 | -0.04 |
| Dec | 3.68 | 3.72 | -0.04 |
44.99 | 45.39 | -0.40 |