| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.52 | 3.58 | -0.06 |
| Feb | 3.47 | 3.56 | -0.09 |
| Mar | 4.52 | 4.55 | -0.03 |
| Apr | 4.95 | 4.90 | 0.05 |
| May | 5.41 | 5.28 | 0.13 |
| Jun | 5.06 | 4.90 | 0.16 |
| Jul | 4.79 | 4.50 | 0.29 |
| Aug | 3.64 | 3.32 | 0.32 |
| Sep | 3.55 | 3.60 | -0.05 |
| Oct | 3.79 | 3.64 | 0.15 |
| Nov | 3.59 | 3.56 | 0.03 |
| Dec | 4.20 | 4.22 | -0.02 |
50.49 | 49.61 | 0.88 |