| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.88 | 1.81 | 0.07 |
| Feb | 1.69 | 1.74 | -0.05 |
| Mar | 2.53 | 2.41 | 0.12 |
| Apr | 2.47 | 2.62 | -0.15 |
| May | 3.91 | 3.74 | 0.17 |
| Jun | 3.62 | 3.30 | 0.32 |
| Jul | 2.21 | 2.39 | -0.18 |
| Aug | 2.45 | 2.58 | -0.13 |
| Sep | 3.49 | 3.39 | 0.10 |
| Oct | 3.09 | 3.13 | -0.04 |
| Nov | 2.28 | 2.42 | -0.14 |
| Dec | 2.04 | 2.17 | -0.13 |
31.66 | 31.70 | -0.04 |