| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.21 | 3.24 | -0.03 |
| Feb | 2.66 | 2.71 | -0.05 |
| Mar | 3.69 | 3.80 | -0.11 |
| Apr | 4.44 | 4.54 | -0.10 |
| May | 4.67 | 4.83 | -0.16 |
| Jun | 4.72 | 4.59 | 0.13 |
| Jul | 3.89 | 3.96 | -0.07 |
| Aug | 3.35 | 3.33 | 0.02 |
| Sep | 3.10 | 2.90 | 0.20 |
| Oct | 3.14 | 3.07 | 0.07 |
| Nov | 3.03 | 3.05 | -0.02 |
| Dec | 3.32 | 3.39 | -0.07 |
43.22 | 43.41 | -0.19 |