| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.02 | 3.04 | -0.02 |
| Feb | 2.56 | 2.61 | -0.05 |
| Mar | 3.80 | 3.81 | -0.01 |
| Apr | 3.57 | 3.68 | -0.11 |
| May | 4.41 | 4.28 | 0.13 |
| Jun | 4.06 | 4.11 | -0.05 |
| Jul | 4.11 | 4.14 | -0.03 |
| Aug | 3.36 | 3.43 | -0.07 |
| Sep | 4.46 | 4.71 | -0.25 |
| Oct | 3.58 | 3.72 | -0.14 |
| Nov | 3.16 | 3.12 | 0.04 |
| Dec | 3.53 | 3.68 | -0.15 |
43.62 | 44.33 | -0.71 |