| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.63 | 2.90 | -0.27 |
| Feb | 2.08 | 2.28 | -0.20 |
| Mar | 2.53 | 2.71 | -0.18 |
| Apr | 3.29 | 3.35 | -0.06 |
| May | 3.25 | 3.10 | 0.15 |
| Jun | 3.28 | 3.30 | -0.02 |
| Jul | 3.43 | 3.31 | 0.12 |
| Aug | 3.09 | 2.98 | 0.11 |
| Sep | 3.63 | 3.57 | 0.06 |
| Oct | 3.53 | 3.61 | -0.08 |
| Nov | 3.02 | 3.08 | -0.06 |
| Dec | 2.97 | 3.16 | -0.19 |
36.73 | 37.35 | -0.62 |