| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.96 | 6.39 | 0.57 |
| Feb | 4.99 | 4.58 | 0.41 |
| Mar | 5.12 | 4.44 | 0.68 |
| Apr | 3.62 | 3.14 | 0.48 |
| May | 2.46 | 2.13 | 0.33 |
| Jun | 1.59 | 1.36 | 0.23 |
| Jul | 0.45 | 0.35 | 0.10 |
| Aug | 0.62 | 0.48 | 0.14 |
| Sep | 1.63 | 1.33 | 0.30 |
| Oct | 4.12 | 3.51 | 0.61 |
| Nov | 7.01 | 6.40 | 0.61 |
| Dec | 7.97 | 7.82 | 0.15 |
46.54 | 41.93 | 4.61 |