| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.51 | 6.91 | 0.60 |
| Feb | 5.81 | 5.45 | 0.36 |
| Mar | 6.52 | 6.21 | 0.31 |
| Apr | 5.57 | 5.16 | 0.41 |
| May | 3.73 | 3.62 | 0.11 |
| Jun | 2.44 | 2.41 | 0.03 |
| Jul | 0.51 | 0.55 | -0.04 |
| Aug | 0.60 | 0.61 | -0.01 |
| Sep | 2.08 | 1.95 | 0.13 |
| Oct | 4.79 | 4.60 | 0.19 |
| Nov | 8.04 | 7.45 | 0.59 |
| Dec | 8.88 | 8.35 | 0.53 |
56.48 | 53.27 | 3.21 |