| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.95 | 4.82 | 0.13 |
| Feb | 5.06 | 5.08 | -0.02 |
| Mar | 5.41 | 5.29 | 0.12 |
| Apr | 5.07 | 5.05 | 0.02 |
| May | 4.93 | 5.01 | -0.08 |
| Jun | 5.05 | 5.21 | -0.16 |
| Jul | 5.06 | 5.53 | -0.47 |
| Aug | 4.00 | 4.33 | -0.33 |
| Sep | 3.97 | 4.18 | -0.21 |
| Oct | 3.30 | 3.28 | 0.02 |
| Nov | 4.07 | 4.12 | -0.05 |
| Dec | 5.86 | 5.66 | 0.20 |
56.73 | 57.56 | -0.83 |