| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.17 | -0.08 |
| Feb | 1.86 | 1.97 | -0.11 |
| Mar | 2.44 | 2.39 | 0.05 |
| Apr | 3.88 | 3.88 | 0.00 |
| May | 4.57 | 4.70 | -0.13 |
| Jun | 4.44 | 4.41 | 0.03 |
| Jul | 3.96 | 4.15 | -0.19 |
| Aug | 4.10 | 4.04 | 0.06 |
| Sep | 3.36 | 3.29 | 0.07 |
| Oct | 3.50 | 3.48 | 0.02 |
| Nov | 2.64 | 2.59 | 0.05 |
| Dec | 2.19 | 2.21 | -0.02 |
39.03 | 39.28 | -0.25 |