| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.76 | -0.11 |
| Feb | 1.59 | 1.69 | -0.10 |
| Mar | 2.06 | 1.98 | 0.08 |
| Apr | 3.70 | 3.85 | -0.15 |
| May | 3.77 | 3.89 | -0.12 |
| Jun | 4.29 | 4.61 | -0.32 |
| Jul | 3.40 | 3.49 | -0.09 |
| Aug | 3.66 | 3.72 | -0.06 |
| Sep | 3.26 | 3.30 | -0.04 |
| Oct | 2.88 | 2.88 | 0.00 |
| Nov | 2.18 | 2.21 | -0.03 |
| Dec | 1.88 | 1.97 | -0.09 |
34.32 | 35.35 | -1.03 |