| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.64 | 2.67 | -0.03 |
| Feb | 2.09 | 2.10 | -0.01 |
| Mar | 3.10 | 3.01 | 0.09 |
| Apr | 2.75 | 2.91 | -0.16 |
| May | 4.32 | 4.64 | -0.32 |
| Jun | 4.10 | 4.09 | 0.01 |
| Jul | 3.11 | 3.29 | -0.18 |
| Aug | 2.90 | 3.13 | -0.23 |
| Sep | 4.43 | 4.68 | -0.25 |
| Oct | 3.79 | 3.78 | 0.01 |
| Nov | 2.83 | 2.85 | -0.02 |
| Dec | 2.29 | 2.44 | -0.15 |
38.35 | 39.59 | -1.24 |