| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.13 | 3.23 | -0.10 |
| Feb | 2.60 | 2.57 | 0.03 |
| Mar | 3.32 | 3.31 | 0.01 |
| Apr | 3.50 | 3.43 | 0.07 |
| May | 4.11 | 4.07 | 0.04 |
| Jun | 4.12 | 4.30 | -0.18 |
| Jul | 4.18 | 4.01 | 0.17 |
| Aug | 3.70 | 3.49 | 0.21 |
| Sep | 3.44 | 3.43 | 0.01 |
| Oct | 3.03 | 3.02 | 0.01 |
| Nov | 2.82 | 3.00 | -0.18 |
| Dec | 3.10 | 3.21 | -0.11 |
41.05 | 41.07 | -0.02 |