| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.49 | 0.48 | 0.01 |
| Feb | 0.69 | 0.66 | 0.03 |
| Mar | 1.41 | 1.44 | -0.03 |
| Apr | 2.54 | 2.47 | 0.07 |
| May | 4.18 | 4.25 | -0.07 |
| Jun | 3.71 | 3.68 | 0.03 |
| Jul | 3.81 | 3.80 | 0.01 |
| Aug | 3.18 | 3.18 | 0.00 |
| Sep | 1.87 | 1.88 | -0.01 |
| Oct | 1.92 | 1.94 | -0.02 |
| Nov | 0.98 | 0.96 | 0.02 |
| Dec | 0.68 | 0.73 | -0.05 |
25.46 | 25.47 | -0.01 |