| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.47 | 3.63 | -0.16 |
| Feb | 3.43 | 3.54 | -0.11 |
| Mar | 4.53 | 4.50 | 0.03 |
| Apr | 4.91 | 5.00 | -0.09 |
| May | 5.32 | 5.31 | 0.01 |
| Jun | 4.84 | 4.79 | 0.05 |
| Jul | 4.54 | 4.46 | 0.08 |
| Aug | 3.78 | 3.39 | 0.39 |
| Sep | 3.57 | 3.72 | -0.15 |
| Oct | 3.83 | 3.61 | 0.22 |
| Nov | 3.62 | 3.70 | -0.08 |
| Dec | 4.20 | 4.39 | -0.19 |
50.04 | 50.04 | 0.00 |