| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.38 | 2.43 | -0.05 |
| Feb | 1.87 | 1.97 | -0.10 |
| Mar | 2.35 | 2.46 | -0.11 |
| Apr | 3.64 | 3.70 | -0.06 |
| May | 4.28 | 4.34 | -0.06 |
| Jun | 4.33 | 4.21 | 0.12 |
| Jul | 3.88 | 3.73 | 0.15 |
| Aug | 4.08 | 3.80 | 0.28 |
| Sep | 2.92 | 3.02 | -0.10 |
| Oct | 2.91 | 2.89 | 0.02 |
| Nov | 2.93 | 2.94 | -0.01 |
| Dec | 2.32 | 2.32 | 0.00 |
37.89 | 37.81 | 0.08 |