| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.88 | 4.78 | 0.10 |
| Feb | 4.95 | 5.01 | -0.06 |
| Mar | 5.37 | 5.28 | 0.09 |
| Apr | 4.92 | 4.99 | -0.07 |
| May | 4.88 | 4.94 | -0.06 |
| Jun | 5.16 | 5.11 | 0.05 |
| Jul | 5.08 | 5.31 | -0.23 |
| Aug | 3.95 | 4.15 | -0.20 |
| Sep | 3.96 | 4.02 | -0.06 |
| Oct | 3.32 | 3.29 | 0.03 |
| Nov | 3.97 | 4.10 | -0.13 |
| Dec | 5.84 | 5.75 | 0.09 |
56.28 | 56.73 | -0.45 |