| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.73 | 0.76 | -0.03 |
| Feb | 0.97 | 1.06 | -0.09 |
| Mar | 1.71 | 1.78 | -0.07 |
| Apr | 2.51 | 2.51 | 0.00 |
| May | 4.76 | 4.81 | -0.05 |
| Jun | 3.95 | 3.95 | 0.00 |
| Jul | 4.07 | 4.22 | -0.15 |
| Aug | 3.65 | 3.88 | -0.23 |
| Sep | 2.74 | 2.65 | 0.09 |
| Oct | 2.19 | 2.21 | -0.02 |
| Nov | 1.17 | 1.23 | -0.06 |
| Dec | 1.06 | 1.13 | -0.07 |
29.51 | 30.19 | -0.68 |