| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.17 | 2.32 | -0.15 |
| Feb | 1.96 | 2.03 | -0.07 |
| Mar | 2.66 | 2.73 | -0.07 |
| Apr | 4.13 | 4.20 | -0.07 |
| May | 4.53 | 4.55 | -0.02 |
| Jun | 4.48 | 4.54 | -0.06 |
| Jul | 3.90 | 3.71 | 0.19 |
| Aug | 3.24 | 3.06 | 0.18 |
| Sep | 3.03 | 3.06 | -0.03 |
| Oct | 3.23 | 3.27 | -0.04 |
| Nov | 3.16 | 3.20 | -0.04 |
| Dec | 2.32 | 2.42 | -0.10 |
38.81 | 39.09 | -0.28 |