| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.94 | 2.86 | 0.08 |
| Feb | 2.22 | 2.16 | 0.06 |
| Mar | 3.11 | 2.97 | 0.14 |
| Apr | 3.01 | 2.85 | 0.16 |
| May | 4.81 | 4.68 | 0.13 |
| Jun | 3.27 | 3.08 | 0.19 |
| Jul | 2.16 | 1.85 | 0.31 |
| Aug | 3.03 | 2.52 | 0.51 |
| Sep | 3.24 | 3.05 | 0.19 |
| Oct | 4.44 | 4.22 | 0.22 |
| Nov | 3.17 | 3.03 | 0.14 |
| Dec | 3.21 | 3.11 | 0.10 |
38.61 | 36.38 | 2.23 |