| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.23 | 1.16 | 0.07 |
| Feb | 1.60 | 1.68 | -0.08 |
| Mar | 2.10 | 2.28 | -0.18 |
| Apr | 2.22 | 2.27 | -0.05 |
| May | 3.43 | 3.55 | -0.12 |
| Jun | 3.73 | 3.67 | 0.06 |
| Jul | 2.21 | 2.13 | 0.08 |
| Aug | 2.25 | 2.21 | 0.04 |
| Sep | 3.16 | 2.97 | 0.19 |
| Oct | 2.71 | 2.84 | -0.13 |
| Nov | 1.78 | 1.87 | -0.09 |
| Dec | 1.34 | 1.43 | -0.09 |
27.76 | 28.06 | -0.30 |