| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.72 | -0.01 |
| Feb | 0.85 | 0.84 | 0.01 |
| Mar | 1.66 | 1.70 | -0.04 |
| Apr | 2.18 | 2.27 | -0.09 |
| May | 3.40 | 3.31 | 0.09 |
| Jun | 3.83 | 3.83 | 0.00 |
| Jul | 2.93 | 3.05 | -0.12 |
| Aug | 3.10 | 3.28 | -0.18 |
| Sep | 1.71 | 1.82 | -0.11 |
| Oct | 2.08 | 2.20 | -0.12 |
| Nov | 0.99 | 1.00 | -0.01 |
| Dec | 1.01 | 1.01 | 0.00 |
24.45 | 25.03 | -0.58 |