| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.08 | 2.48 | -0.40 |
| Feb | 1.74 | 1.84 | -0.10 |
| Mar | 2.48 | 2.49 | -0.01 |
| Apr | 1.94 | 1.95 | -0.01 |
| May | 3.69 | 3.59 | 0.10 |
| Jun | 3.91 | 3.58 | 0.33 |
| Jul | 2.70 | 2.79 | -0.09 |
| Aug | 2.43 | 2.42 | 0.01 |
| Sep | 5.50 | 5.66 | -0.16 |
| Oct | 3.55 | 3.64 | -0.09 |
| Nov | 2.60 | 2.99 | -0.39 |
| Dec | 1.87 | 1.81 | 0.06 |
34.49 | 35.24 | -0.75 |