| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.69 | 0.02 |
| Feb | 0.67 | 0.62 | 0.05 |
| Mar | 1.09 | 1.11 | -0.02 |
| Apr | 1.74 | 1.82 | -0.08 |
| May | 3.21 | 3.41 | -0.20 |
| Jun | 4.40 | 4.38 | 0.02 |
| Jul | 3.85 | 3.87 | -0.02 |
| Aug | 3.01 | 2.99 | 0.02 |
| Sep | 2.81 | 3.02 | -0.21 |
| Oct | 2.44 | 2.54 | -0.10 |
| Nov | 0.89 | 0.90 | -0.01 |
| Dec | 0.81 | 0.82 | -0.01 |
25.63 | 26.17 | -0.54 |