| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.47 | 3.48 | -0.01 |
| Feb | 3.36 | 3.57 | -0.21 |
| Mar | 4.24 | 4.33 | -0.09 |
| Apr | 4.48 | 4.70 | -0.22 |
| May | 3.81 | 3.89 | -0.08 |
| Jun | 4.41 | 4.54 | -0.13 |
| Jul | 3.86 | 3.99 | -0.13 |
| Aug | 3.71 | 3.67 | 0.04 |
| Sep | 3.85 | 3.89 | -0.04 |
| Oct | 5.37 | 5.67 | -0.30 |
| Nov | 4.40 | 4.37 | 0.03 |
| Dec | 4.53 | 4.72 | -0.19 |
49.49 | 50.82 | -1.33 |