| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.39 | 3.54 | -0.15 |
| Feb | 3.36 | 3.42 | -0.06 |
| Mar | 4.49 | 4.49 | 0.00 |
| Apr | 5.02 | 4.92 | 0.10 |
| May | 5.13 | 5.13 | 0.00 |
| Jun | 4.59 | 4.58 | 0.01 |
| Jul | 4.12 | 4.12 | 0.00 |
| Aug | 3.70 | 3.34 | 0.36 |
| Sep | 3.67 | 3.80 | -0.13 |
| Oct | 3.68 | 3.58 | 0.10 |
| Nov | 3.59 | 3.68 | -0.09 |
| Dec | 4.08 | 4.32 | -0.24 |
48.82 | 48.92 | -0.10 |