| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.75 | 4.65 | 0.10 |
| Feb | 4.73 | 4.76 | -0.03 |
| Mar | 4.88 | 4.82 | 0.06 |
| Apr | 3.97 | 4.04 | -0.07 |
| May | 3.75 | 3.84 | -0.09 |
| Jun | 4.47 | 4.43 | 0.04 |
| Jul | 4.85 | 4.82 | 0.03 |
| Aug | 4.34 | 4.60 | -0.26 |
| Sep | 4.05 | 4.16 | -0.11 |
| Oct | 3.49 | 3.51 | -0.02 |
| Nov | 4.05 | 4.23 | -0.18 |
| Dec | 4.66 | 4.70 | -0.04 |
51.99 | 52.56 | -0.57 |