| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.77 | 0.83 | -0.06 |
| Feb | 0.85 | 0.95 | -0.10 |
| Mar | 1.71 | 1.74 | -0.03 |
| Apr | 3.28 | 3.34 | -0.06 |
| May | 4.35 | 4.47 | -0.12 |
| Jun | 4.84 | 4.88 | -0.04 |
| Jul | 3.84 | 3.96 | -0.12 |
| Aug | 3.72 | 3.69 | 0.03 |
| Sep | 3.29 | 3.33 | -0.04 |
| Oct | 2.32 | 2.50 | -0.18 |
| Nov | 1.42 | 1.45 | -0.03 |
| Dec | 1.15 | 1.15 | 0.00 |
31.54 | 32.29 | -0.75 |