| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.01 | 2.95 | 0.06 |
| Feb | 2.27 | 2.32 | -0.05 |
| Mar | 3.20 | 3.15 | 0.05 |
| Apr | 4.07 | 4.12 | -0.05 |
| May | 4.44 | 4.35 | 0.09 |
| Jun | 4.41 | 4.48 | -0.07 |
| Jul | 4.55 | 4.47 | 0.08 |
| Aug | 3.35 | 3.29 | 0.06 |
| Sep | 3.23 | 3.08 | 0.15 |
| Oct | 2.83 | 2.84 | -0.01 |
| Nov | 3.09 | 3.08 | 0.01 |
| Dec | 2.97 | 2.99 | -0.02 |
41.42 | 41.12 | 0.30 |