| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.86 | 3.86 | 0.00 |
| Feb | 4.34 | 4.28 | 0.06 |
| Mar | 5.01 | 4.94 | 0.07 |
| Apr | 5.43 | 5.24 | 0.19 |
| May | 5.33 | 5.35 | -0.02 |
| Jun | 4.07 | 3.93 | 0.14 |
| Jul | 4.05 | 3.99 | 0.06 |
| Aug | 3.50 | 3.04 | 0.46 |
| Sep | 3.14 | 3.33 | -0.19 |
| Oct | 3.95 | 3.89 | 0.06 |
| Nov | 4.39 | 4.38 | 0.01 |
| Dec | 5.01 | 4.97 | 0.04 |
52.08 | 51.20 | 0.88 |