| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.21 | 5.37 | -0.16 |
| Feb | 5.30 | 5.33 | -0.03 |
| Mar | 5.24 | 5.38 | -0.14 |
| Apr | 5.25 | 5.21 | 0.04 |
| May | 4.67 | 4.81 | -0.14 |
| Jun | 4.27 | 4.50 | -0.23 |
| Jul | 4.71 | 4.72 | -0.01 |
| Aug | 3.74 | 4.01 | -0.27 |
| Sep | 3.69 | 3.89 | -0.20 |
| Oct | 3.80 | 3.78 | 0.02 |
| Nov | 4.29 | 4.32 | -0.03 |
| Dec | 6.12 | 6.18 | -0.06 |
56.29 | 57.50 | -1.21 |