| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.33 | 5.30 | 0.03 |
| Feb | 5.28 | 5.26 | 0.02 |
| Mar | 5.34 | 5.32 | 0.02 |
| Apr | 5.24 | 5.11 | 0.13 |
| May | 4.63 | 4.57 | 0.06 |
| Jun | 4.33 | 4.36 | -0.03 |
| Jul | 4.99 | 4.73 | 0.26 |
| Aug | 3.72 | 3.95 | -0.23 |
| Sep | 3.71 | 3.92 | -0.21 |
| Oct | 3.69 | 3.54 | 0.15 |
| Nov | 4.38 | 4.39 | -0.01 |
| Dec | 5.96 | 6.07 | -0.11 |
56.60 | 56.52 | 0.08 |