| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.09 | 3.16 | -0.07 |
| Feb | 2.42 | 2.42 | 0.00 |
| Mar | 3.48 | 3.51 | -0.03 |
| Apr | 4.31 | 4.28 | 0.03 |
| May | 4.51 | 4.49 | 0.02 |
| Jun | 4.59 | 4.60 | -0.01 |
| Jul | 4.13 | 4.10 | 0.03 |
| Aug | 3.25 | 3.09 | 0.16 |
| Sep | 3.11 | 3.01 | 0.10 |
| Oct | 3.04 | 2.94 | 0.10 |
| Nov | 3.05 | 2.98 | 0.07 |
| Dec | 3.14 | 3.10 | 0.04 |
42.12 | 41.68 | 0.44 |