| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.08 | 4.89 | 0.19 |
| Feb | 4.97 | 4.98 | -0.01 |
| Mar | 5.22 | 5.14 | 0.08 |
| Apr | 4.33 | 4.33 | 0.00 |
| May | 3.89 | 4.02 | -0.13 |
| Jun | 4.36 | 4.27 | 0.09 |
| Jul | 4.96 | 4.94 | 0.02 |
| Aug | 4.03 | 4.04 | -0.01 |
| Sep | 4.00 | 3.85 | 0.15 |
| Oct | 3.55 | 3.35 | 0.20 |
| Nov | 4.38 | 4.31 | 0.07 |
| Dec | 4.91 | 4.86 | 0.05 |
53.68 | 52.98 | 0.70 |