| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.95 | 6.67 | -0.72 |
| Feb | 5.13 | 5.97 | -0.84 |
| Mar | 5.41 | 6.14 | -0.73 |
| Apr | 5.17 | 5.72 | -0.55 |
| May | 4.64 | 5.09 | -0.45 |
| Jun | 5.00 | 5.55 | -0.55 |
| Jul | 5.01 | 5.24 | -0.23 |
| Aug | 4.81 | 5.16 | -0.35 |
| Sep | 4.04 | 5.42 | -1.38 |
| Oct | 4.17 | 4.41 | -0.24 |
| Nov | 4.72 | 5.71 | -0.99 |
| Dec | 6.18 | 6.78 | -0.60 |
60.23 | 67.86 | -7.63 |