| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.68 | 0.00 |
| Feb | 0.69 | 0.67 | 0.02 |
| Mar | 1.27 | 1.19 | 0.08 |
| Apr | 2.54 | 2.46 | 0.08 |
| May | 3.20 | 3.02 | 0.18 |
| Jun | 3.97 | 3.95 | 0.02 |
| Jul | 3.71 | 3.75 | -0.04 |
| Aug | 2.88 | 3.00 | -0.12 |
| Sep | 2.65 | 2.56 | 0.09 |
| Oct | 2.36 | 2.27 | 0.09 |
| Nov | 1.04 | 0.97 | 0.07 |
| Dec | 0.79 | 0.75 | 0.04 |
25.78 | 25.27 | 0.51 |