| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.05 | 3.12 | 0.93 |
| Feb | 3.77 | 3.32 | 0.45 |
| Mar | 3.21 | 2.19 | 1.02 |
| Apr | 1.61 | 0.74 | 0.87 |
| May | 1.41 | 0.79 | 0.62 |
| Jun | 0.69 | 0.43 | 0.26 |
| Jul | 0.39 | 0.19 | 0.20 |
| Aug | 0.33 | 0.20 | 0.13 |
| Sep | 0.40 | 0.30 | 0.10 |
| Oct | 1.46 | 0.76 | 0.70 |
| Nov | 2.19 | 1.88 | 0.31 |
| Dec | 4.27 | 3.42 | 0.85 |
23.78 | 17.34 | 6.44 |