| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.41 | 3.42 | -0.01 |
| Feb | 2.86 | 2.83 | 0.03 |
| Mar | 3.88 | 3.87 | 0.01 |
| Apr | 4.85 | 4.88 | -0.03 |
| May | 5.18 | 5.10 | 0.08 |
| Jun | 5.16 | 5.03 | 0.13 |
| Jul | 4.41 | 4.16 | 0.25 |
| Aug | 3.62 | 3.51 | 0.11 |
| Sep | 3.19 | 3.21 | -0.02 |
| Oct | 3.41 | 3.33 | 0.08 |
| Nov | 3.55 | 3.49 | 0.06 |
| Dec | 3.60 | 3.62 | -0.02 |
47.12 | 46.45 | 0.67 |