| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.19 | 4.20 | -0.01 |
| Feb | 4.51 | 4.75 | -0.24 |
| Mar | 5.32 | 5.22 | 0.10 |
| Apr | 5.03 | 5.19 | -0.16 |
| May | 5.32 | 5.79 | -0.47 |
| Jun | 4.65 | 4.49 | 0.16 |
| Jul | 4.26 | 4.59 | -0.33 |
| Aug | 3.81 | 3.58 | 0.23 |
| Sep | 3.60 | 3.88 | -0.28 |
| Oct | 3.41 | 3.95 | -0.54 |
| Nov | 4.23 | 4.24 | -0.01 |
| Dec | 4.84 | 5.14 | -0.30 |
53.17 | 55.02 | -1.85 |