| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.65 | 5.69 | -0.04 |
| Feb | 4.84 | 5.14 | -0.30 |
| Mar | 5.44 | 5.50 | -0.06 |
| Apr | 5.30 | 5.52 | -0.22 |
| May | 4.90 | 5.08 | -0.18 |
| Jun | 5.20 | 5.70 | -0.50 |
| Jul | 5.26 | 5.53 | -0.27 |
| Aug | 6.22 | 6.71 | -0.49 |
| Sep | 5.50 | 6.18 | -0.68 |
| Oct | 4.84 | 4.83 | 0.01 |
| Nov | 5.05 | 5.05 | 0.00 |
| Dec | 5.60 | 6.39 | -0.79 |
63.80 | 67.32 | -3.52 |