| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.41 | 0.39 | 0.02 |
| Feb | 0.33 | 0.36 | -0.03 |
| Mar | 0.71 | 0.73 | -0.02 |
| Apr | 0.81 | 0.77 | 0.04 |
| May | 1.43 | 1.47 | -0.04 |
| Jun | 1.85 | 1.76 | 0.09 |
| Jul | 2.88 | 2.66 | 0.22 |
| Aug | 2.91 | 3.10 | -0.19 |
| Sep | 2.05 | 2.06 | -0.01 |
| Oct | 1.12 | 1.01 | 0.11 |
| Nov | 0.44 | 0.45 | -0.01 |
| Dec | 0.55 | 0.57 | -0.02 |
15.49 | 15.33 | 0.16 |