| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.83 | 4.82 | 0.01 |
| Feb | 5.06 | 5.16 | -0.10 |
| Mar | 5.45 | 5.54 | -0.09 |
| Apr | 5.15 | 5.21 | -0.06 |
| May | 4.88 | 5.03 | -0.15 |
| Jun | 4.64 | 4.94 | -0.30 |
| Jul | 4.57 | 4.88 | -0.31 |
| Aug | 3.93 | 4.10 | -0.17 |
| Sep | 4.11 | 4.35 | -0.24 |
| Oct | 3.86 | 3.72 | 0.14 |
| Nov | 4.05 | 4.06 | -0.01 |
| Dec | 5.74 | 5.95 | -0.21 |
56.27 | 57.76 | -1.49 |