| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.40 | 5.45 | -0.05 |
| Feb | 5.27 | 5.50 | -0.23 |
| Mar | 5.62 | 5.34 | 0.28 |
| Apr | 5.21 | 5.77 | -0.56 |
| May | 4.67 | 4.65 | 0.02 |
| Jun | 4.97 | 5.28 | -0.31 |
| Jul | 4.58 | 4.71 | -0.13 |
| Aug | 4.05 | 4.06 | -0.01 |
| Sep | 3.95 | 4.04 | -0.09 |
| Oct | 3.64 | 3.58 | 0.06 |
| Nov | 4.15 | 4.10 | 0.05 |
| Dec | 5.41 | 5.54 | -0.13 |
56.92 | 58.02 | -1.10 |