| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.16 | 1.09 | 0.07 |
| Feb | 1.06 | 1.02 | 0.04 |
| Mar | 1.88 | 1.75 | 0.13 |
| Apr | 3.73 | 3.73 | 0.00 |
| May | 4.64 | 4.62 | 0.02 |
| Jun | 5.35 | 5.25 | 0.10 |
| Jul | 4.49 | 4.44 | 0.05 |
| Aug | 4.21 | 4.38 | -0.17 |
| Sep | 3.84 | 3.92 | -0.08 |
| Oct | 2.71 | 2.74 | -0.03 |
| Nov | 1.97 | 1.84 | 0.13 |
| Dec | 1.36 | 1.42 | -0.06 |
36.40 | 36.20 | 0.20 |