| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.60 | 1.49 | 0.11 |
| Feb | 1.71 | 1.61 | 0.10 |
| Mar | 2.30 | 2.28 | 0.02 |
| Apr | 2.27 | 2.16 | 0.11 |
| May | 4.02 | 4.12 | -0.10 |
| Jun | 3.09 | 3.03 | 0.06 |
| Jul | 2.13 | 2.03 | 0.10 |
| Aug | 2.27 | 2.37 | -0.10 |
| Sep | 3.32 | 3.24 | 0.08 |
| Oct | 3.02 | 2.89 | 0.13 |
| Nov | 1.90 | 1.97 | -0.07 |
| Dec | 1.58 | 1.65 | -0.07 |
29.21 | 28.84 | 0.37 |