| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.68 | 3.64 | 0.04 |
| Feb | 4.13 | 4.13 | 0.00 |
| Mar | 5.04 | 4.89 | 0.15 |
| Apr | 5.59 | 5.43 | 0.16 |
| May | 5.45 | 5.39 | 0.06 |
| Jun | 3.60 | 3.45 | 0.15 |
| Jul | 3.77 | 3.83 | -0.06 |
| Aug | 3.55 | 3.27 | 0.28 |
| Sep | 3.22 | 3.18 | 0.04 |
| Oct | 4.40 | 4.27 | 0.13 |
| Nov | 4.69 | 4.90 | -0.21 |
| Dec | 5.07 | 5.15 | -0.08 |
52.19 | 51.53 | 0.66 |