| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.46 | 5.88 | 0.58 |
| Feb | 4.64 | 4.69 | -0.05 |
| Mar | 4.77 | 4.65 | 0.12 |
| Apr | 3.35 | 3.32 | 0.03 |
| May | 2.42 | 2.33 | 0.09 |
| Jun | 1.39 | 1.51 | -0.12 |
| Jul | 0.32 | 0.33 | -0.01 |
| Aug | 0.48 | 0.42 | 0.06 |
| Sep | 1.50 | 1.48 | 0.02 |
| Oct | 3.68 | 3.67 | 0.01 |
| Nov | 6.32 | 6.11 | 0.21 |
| Dec | 7.27 | 7.36 | -0.09 |
42.60 | 41.75 | 0.85 |