| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.84 | 0.79 | 0.05 |
| Feb | 0.90 | 0.91 | -0.01 |
| Mar | 1.74 | 1.84 | -0.10 |
| Apr | 2.35 | 2.31 | 0.04 |
| May | 3.44 | 3.29 | 0.15 |
| Jun | 3.87 | 3.59 | 0.28 |
| Jul | 2.60 | 2.43 | 0.17 |
| Aug | 3.07 | 2.93 | 0.14 |
| Sep | 1.95 | 1.84 | 0.11 |
| Oct | 2.55 | 2.64 | -0.09 |
| Nov | 1.11 | 1.03 | 0.08 |
| Dec | 1.09 | 1.06 | 0.03 |
25.51 | 24.66 | 0.85 |