| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.24 | 2.21 | 0.03 |
| Feb | 1.84 | 1.86 | -0.02 |
| Mar | 2.35 | 2.39 | -0.04 |
| Apr | 3.77 | 3.73 | 0.04 |
| May | 4.52 | 4.47 | 0.05 |
| Jun | 4.81 | 4.80 | 0.01 |
| Jul | 4.38 | 4.36 | 0.02 |
| Aug | 3.86 | 3.71 | 0.15 |
| Sep | 3.20 | 3.20 | 0.00 |
| Oct | 3.32 | 3.29 | 0.03 |
| Nov | 2.68 | 2.68 | 0.00 |
| Dec | 2.12 | 2.21 | -0.09 |
39.09 | 38.91 | 0.18 |