| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.19 | 1.19 | 0.00 |
| Feb | 1.20 | 1.20 | 0.00 |
| Mar | 2.04 | 1.98 | 0.06 |
| Apr | 3.91 | 3.97 | -0.06 |
| May | 4.79 | 4.74 | 0.05 |
| Jun | 5.94 | 5.81 | 0.13 |
| Jul | 4.58 | 4.47 | 0.11 |
| Aug | 4.21 | 4.17 | 0.04 |
| Sep | 4.09 | 3.83 | 0.26 |
| Oct | 2.79 | 2.78 | 0.01 |
| Nov | 2.10 | 2.03 | 0.07 |
| Dec | 1.51 | 1.52 | -0.01 |
38.35 | 37.69 | 0.66 |