| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.63 | 1.75 | -0.12 |
| Feb | 1.58 | 1.75 | -0.17 |
| Mar | 2.04 | 2.01 | 0.03 |
| Apr | 3.71 | 3.81 | -0.10 |
| May | 3.75 | 3.85 | -0.10 |
| Jun | 4.39 | 4.65 | -0.26 |
| Jul | 3.44 | 3.53 | -0.09 |
| Aug | 3.71 | 3.71 | 0.00 |
| Sep | 3.27 | 3.24 | 0.03 |
| Oct | 2.85 | 2.84 | 0.01 |
| Nov | 2.15 | 2.19 | -0.04 |
| Dec | 1.88 | 2.02 | -0.14 |
34.40 | 35.35 | -0.95 |